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10 

V6100 and V7122 User Guide

 

Internal Firewall 346

 

Network Port Usage 348

 

Recommended Practices 349

 

Legal Notice 350

 

Reader’s Notes 350

 

C

HAPTER 

14:

  

D

IAGNOSTICS 

351

 

Self-Testing 351

 

Syslog Support 352

 

Syslog Servers 353

 

Operation 353

 

Reader’s Notes 354

 

C

HAPTER 

15:

  

SNMP-B

ASED 

M

ANAGEMENT 

355

 

About SNMP 355

 

SNMP Message Standard 355

 

SNMP MIB Objects 356

 

SNMP Extensibility Feature 357

 

Carrier Grade Alarm System 357

 

Active Alarm Table 358

 

Alarm History 358

 

Cold Start Trap 359

 

Third-Party Performance Monitoring Measurements 359

 

TrunkPack-VoP Series Supported MIBs 360

 

Traps 363

 

SNMP Interface Details 365

 

SNMP Community Names 365

 

Trusted Managers 366

 

SNMP Ports 368

 

Multiple SNMP Trap Destinations 368

 

SNMP Manager Backward Compatibility 372

 

Dual Module Interface 372

 

SNMP NAT Traversal 373

 

3Com’ Element Management System 373

 

Reader’s Notes 374

 

C

HAPTER 

16:

  

C

ONFIGURATION 

F

ILES 

375

 

Содержание V6100

Страница 1: ...V6100 and V7122 User Guide System Release 4 8 http www 3com com Part Number 900 0394 01 Published November 2006...

Страница 2: ...ill be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the followi...

Страница 3: ...19 V7122 Overview 19 TP 1610 Overview 20 V6100 Overview 21 TP 260 Overview 22 SIP Overview 23 V7122 Features 24 General Features 24 PSTN to SIP Interworking 24 Supported SIP Features 26 Reader s Notes...

Страница 4: ...P 1610 59 Unpacking 60 Package Contents 60 Installing the TP 1610 60 Cabling the TP 1610 62 Installing the V6100 62 Unpacking 62 Package Contents 63 Mounting the V6100 63 Cabling the V6100 65 Installi...

Страница 5: ...anagement 87 Protocol Definition Parameters 87 Advanced Parameters 88 Number Manipulation Tables 89 Configuring the Routing Tables 94 Configuring the Profile Definitions 101 Configuring the Trunk Grou...

Страница 6: ...ing an ini File 153 The ini File Content 154 The ini File Structure 154 The ini File Structure Rules 155 The ini File Example 155 Networking Parameters 156 System Parameters 168 Web and Telnet Paramet...

Страница 7: ...ting Mechanism 248 Determining the Availability of Destination IP Addresses 248 PSTN Fallback as a Special Case of Alternative Routing 249 Relevant Parameters 249 Call Detail Report 249 Supported RADI...

Страница 8: ...280 Using ISDN NFAS 280 NFAS Interface ID 281 Working with DMS 100 Switches 282 Redirect Number and Calling Name Display 283 Reader s Notes 284 CHAPTER 11 ADVANCED SYSTEM CAPABILITIES 285 Restoring N...

Страница 9: ...ng 307 Implementation 307 SS7 Tunneling 309 MTP2 Tunneling Technology 310 SS7 Characteristics 311 SS7 Parameters 311 SS7 Parameter Tables 313 SS7 MTP2 Tunneling ini File Example 318 QSIG Tunneling 322...

Страница 10: ...Objects 356 SNMP Extensibility Feature 357 Carrier Grade Alarm System 357 Active Alarm Table 358 Alarm History 358 Cold Start Trap 359 Third Party Performance Monitoring Measurements 359 TrunkPack VoP...

Страница 11: ...fications 387 V6100 Specifications 389 TP 260 Specifications 390 Reader s Notes 392 A SUPPLIED SIP SOFTWARE KIT 393 Reader s Notes 394 B THE BOOTP TFTP CONFIGURATION UTILITY 395 When to Use the BootP...

Страница 12: ...ng a CPT ini File to a Binary dat File 415 Creating a Loadable Voice Prompts File 417 Creating a loadable CAS Protocol Table File 418 Encoding Decoding an ini File 420 Creating a Loadable Prerecorded...

Страница 13: ...6100 Front Panel Connection 455 V6100 Rear Panel Connection 455 Software Installation 455 Linux RedHat and Fedora Installation Instructions 456 Stage 1 Obtaining the ISO Image 456 Stage 2 Editing the...

Страница 14: ...formation and Intent of Use 486 Network Compatibility 486 Telecommunication Safety 487 FCC Statement 487 TP 1610 488 Safety Notices 489 Industry Canada Notice 489 Digital Device Warnings 489 Network I...

Страница 15: ...Product Documentation When viewing this guide on CD Web site or on any other electronic copy all cross references are hyperlinked Click on the page or section titles shown in blue to reach the indivi...

Страница 16: ...of Apache HTTP Server 1H V6100 OSN Server Hardware Installation 1I Linux Operating System Installation for the OSN Server V6100 Only 1J Regulatory Information Conventions Table 1 lists conventions th...

Страница 17: ...ion and Help systems to VOICE_TECHCOMM_COMMENTS 3com com Please include the following information with your comments Document title Document part number usually found on the front page Page number You...

Страница 18: ...gy Each abbreviation unless widely used is spelled out in full when first used Only industry standard terms are used throughout this guide Hexadecimal notation is indicated by 0x preceding the number...

Страница 19: ...hony trunks and includes one or two 10 100 Base TX Ethernet ports for connection to the network The V7122 supports up to 480 simultaneous VoIP or Fax over IP FoIP calls supporting various Integrated S...

Страница 20: ...ateway applications providing excellent voice quality and optimized packet voice streaming over IP networks Employing SIP as a control protocol the TP 1610 enables vendors and System Integrators SIs s...

Страница 21: ...ands for scalability The compact V6100 modular gateway is extremely scalable and supports multiples of 1 2 or 4 E1 T1 J1 spans The V6100 can support a variety of telephony interfaces It contains up to...

Страница 22: ...00 PMC module which is based on the VolPerfect architecture 3Com underlying core media gateway technology The TP 260 matches the density requirements for small to medium locations while meeting NSP s...

Страница 23: ...SIP invitations are used to create sessions and carry session descriptions that enable participants to agree on a set of compatible media types SIP uses elements called proxy servers to help route req...

Страница 24: ...ion CNG support Silence suppression with Comfort Noise Generation Web management for easy configuration and installation EMS for comprehensive management operations FCAPS Simple Network Management Pro...

Страница 25: ...Facility Associated Signaling NFAS PRI to SIP interworking according to draft ietf sipping qsig2sip 04 txt PRI to SIP Interworking of Q 931 Display Calling name information element PRI NI 2 5ESS to SI...

Страница 26: ...outing table if Proxy is not responding Supports up to four Proxy servers If the primary Proxy fails the V7122 automatically switches to a redundant Proxy Supports domain name resolving using DNS SRV...

Страница 27: ...houdhuri sip info digit 00 txt INFO method compatible with Cisco gateways NOTIFY method draft mahy sipping signaled digits 01 txt SIP URI sip phone number IP address such as 1225556 10 1 2 4 where 122...

Страница 28: ...28 V6100 and V7122 User Guide Reader s Notes...

Страница 29: ...100 see V6100 Physical Description TP 260 see TP 260 Physical Description V7122 Physical Description The V7122 shown in Figure 2 comprises the following components A 19 inch 1U high rack mount chassis...

Страница 30: ...t houses the TP 1610 board in its front cage slot 1 the lower slot and the TP 1610 RTM in its rear cage slot 1 the lower slot Slot 2 in the V7122 chassis front and rear cages can optionally be used by...

Страница 31: ...tel ZT5515B 1A with 40GB on board disk plus RTM ZT4807 For details on removing inserting the optional CPU board see the directions accompanying it TP 1610 Physical Description The TP 1610 see Figure 3...

Страница 32: ...s 3 Reset button 4 cPCI LEDs 5 cPCI Latch 6 T1 E1 STATUS T1 E1 Trunk Status LEDs for each of trunks 1 to 8 7 T1 E1 STATUS T1 E1 Trunk Status LEDs for each of trunks 9 to 16 TP 1610 Front Panel LED Ind...

Страница 33: ...ion Red Loss due to any of the following 4 signals Bi color LED LOS Loss of Signal LOF Loss of Frame AIS Alarm Indication Signal the Blue Alarm T1 E1 Status 1 to 8 and T1 E1 Status 9 to 16 RAI Remote...

Страница 34: ...2 and 4 span configuration The Ethernet interface features dual 10 100 Base TX RJ 45 shielded connectors for an active standby redundancy scheme providing protection against the event of a failure Th...

Страница 35: ...bel Component Description 1 ETHERNET 2 Ethernet Ports 2 RJ 45 network connectors 2 TRUNKS 8 E1 T 1 Spans 8 RJ 48c trunk connectors V6100 Physical Description Designed to meet Network Equipment Buildin...

Страница 36: ...ent Description Front View of Chassis 1 4 RJ 48c ports module 2 CPU Spare CPU module slot and also for OSN server where slot hosts connection module 3 CPU Main CPU module 4 Power 1 Spare power supply...

Страница 37: ...nel Spare CPU module slot Power 1 Spare power supply slot Fan I O Modules The V6100 supports up to four digital trunks fully flexible from a single and up to four trunks per module If the power fails...

Страница 38: ...d press in the Reset button You can also use the Reset button to restore the V6100 networking parameters to their factory default values Restoring Networking Parameters to their Initial State Power Su...

Страница 39: ...panels to maintain internal airflow pressure It is imperative to cover all unoccupied slots in the front and rear panels of the chassis with blank panels to maintain internal airflow pressure Replaci...

Страница 40: ...he fan try unit Figure 9Fan Try with Filter Extracted 4 Take one of the following steps a If you are cleaning the filter use a vacuum cleaner on light suction to remove dust particles from the filter...

Страница 41: ...r before removing it for cleaning It is imperative that the chassis does not remain without the fan tray unit for a long period of time Be sure to reinsert the fan tray unit while you are cleaning the...

Страница 42: ...power supply or the power is currently not being supplied to the V6100 through the AC power supply entry Table 14 Functionality of the Power Supply Module LEDs LED Location Color State LED Indication...

Страница 43: ...e port 2 Protective earthing screw 3 100 240v 1A Dual AC Power Supply Entry Currently only the left hand connector is active Support for an active right hand connector is intended in a future release...

Страница 44: ...V6100 Lifeline Phone Link The V6100 Digital with either one or two modules each with 1 or 2 pairs of spans can provide a Lifeline telephone link In the event of power failure a link is provided by th...

Страница 45: ...he V6100 Digital with 4 modules each with 1 port does NOT support the Lifeline TP 260 Physical Description The TP 260 board is a fully Plug and Play device The PC s boot up sequence determines its I O...

Страница 46: ...e Table 19 7 Universal PCI 32 64 bit 33 66 MHz and 3 3 5 V Figure 14 Pinout of the RJ 45 Connector 1 2 3 4 5 6 7 8 RJ 45 LAN Connector and Pinout 4 5 7 8 not connected 1 Tx 2 Tx 3 Rx 6 Rx Figure 15 Pi...

Страница 47: ...ly Located Base Board LEDs LED Name Color Signal Description LD1 COL Red Link collision The LED toggles when there is a collision in the half duplex operation LD2 SPEED Orange Link speed 10 100 Base T...

Страница 48: ...48 V6100 and V7122 User Guide Reader s Notes...

Страница 49: ...or serviced by qualified service personnel Installing the V7122 To install the V7122 1 Unpack the V7122 see 1Unpacking 2 Check the package contents see Package Contents 3 Mount the V7122 see Mounting...

Страница 50: ...ies 6 Retain any diskettes or CDs Package Contents Ensure that in addition to the V7122 the package contains connection type and one DC adaptor screw connection type connected to the rear panel of the...

Страница 51: ...k Users can install the device in a standard 19 inch rack either by placing the device on a shelf preinstalled in the rack preferred method or by attaching the device directly to the rack s frame via...

Страница 52: ...rack should be such that a hazardous condition is not achieved due to uneven mechanical loading Circuit Overloading Consideration should be given to the connection of the equipment to the supply circ...

Страница 53: ...g the V7122 See 1Chapter 2 Physical Description for detailed information on the V7122 rear panel connectors and LEDs Note that the V7122 is available in many configurations i e AC or DC in the 16 trun...

Страница 54: ...manently connected to earth via the screw provided at the back on the unit Use 14 16 AWG wire and a proper ring terminal for the earthing To cable the V7122 1 Permanently connect the device to a suita...

Страница 55: ...beled Trunks 9 16 The 50 pin male Telco cable connector must be wired according to the pinout in Table 23 and to mate with the female connector illustrated in Figure 20 Figure 20 50 pin Female Telco B...

Страница 56: ...it is recommended to connect each of the Ethernet connectors to a different switch When assigning an IP address to the gateway using HTTP under 1Step 1 in Assigning an IP Address Using HTTP you may be...

Страница 57: ...he chassis is only connected when the dual AC is used It is not relevant to the single AC power connection If only a single socket is connected to the AC power while the other plug is left unconnected...

Страница 58: ...ply Ensure that the connections to the DC power supply maintain the correct polarity 3 Insert the terminal block into the DC inlet located on the V7122 Figure 24 DC Terminal Block Screw Connector When...

Страница 59: ...y generated by clothing can damage electronic equipment To reduce the risk of damage due to electrostatic discharge when installing or servicing electronic equipment it is recommended that anti static...

Страница 60: ...read the notes before replacing the components Before removing or inserting boards from to the chassis attach a wrist strap for electrostatic discharge ESD and connect it to the rack frame using an al...

Страница 61: ...the correct position inside the chassis the red plastic latches within each handle self lock this also ensures that the TP 1610 board is properly earthed via the chassis 2 Fasten the screws on the fro...

Страница 62: ...ee Connecting the RS 232 Port to Your PC Installing the V6100 To install your V6100 1 Unpack the V6100 see Unpacking 2 Check the package contents see Package Contents 3 Mount the V6100 see Mounting th...

Страница 63: ...p The integral front brackets are not required for a desktop installation Optionally attach the four supplied anti slide bumpers to the base of the V6100 and place it on the desktop in the position yo...

Страница 64: ...assembly the operating ambient temperature of the rack environment may be greater than room ambient Therefore consideration should be given to installing the equipment in an environment compatible wit...

Страница 65: ...to Figure 26 3 Connect the first Ethernet connection labeled I located on the CPU module of the V6100 front panel directly to the network using a standard RJ 45 Ethernet cable and the second connectio...

Страница 66: ...e supplied RS 232 cable shown in Figure 28 connect the V6100 RS 232 port Labeled I0I0 to either COM1 or COM2 RS 232 communication port on your PC For information on establishing a serial communication...

Страница 67: ...y contact system The dry contact alarm provided on the CPU card should be connected only to SELV Safety Extra Low Voltage non energy hazard sources Class 2 as per UL60950 and EN60950 1 Insert two wire...

Страница 68: ...ignal 2V PTP peak to peak Audio OUT Level The audio OUT level is variable but must not exceed 3V PTP Figure 30 Audio Cable and IN OUT RCA Connectors Installing the TP 260 CAUTION Electrical Earthing P...

Страница 69: ...rd from the carton 3 Check that there is no equipment damage 4 Check retain and process any documents 5 Notify 3Com or your local supplier of any damage or discrepancies 6 Retain any diskettes or CDs...

Страница 70: ...n the host s PCI only for its power the driver is only used to prevent the Found new Hardware Wizard to reappear each time the host PC restarts Cabling the TP 260 To cable the TP 260 1 Connect the TP...

Страница 71: ...ectly to the network using a standard RJ 45 Ethernet cable The Ethernet connector is wired according to Figure 14 Note that when assigning an IP address to the TP 260 using HTTP under Step 1 in Assign...

Страница 72: ...72 V6100 and V7122 User Guide Reader s Notes...

Страница 73: ...8 and 10 1 10 11 trunks 9 16 Default subnet mask is 255 255 0 0 default gateway IP address is 0 0 0 0 Configuration Concepts Users can utilize the V7122 in a wide variety of applications enabled by it...

Страница 74: ...work interface on your PC to the V7122 2 Change your PC s IP address and subnet mask to correspond with the V7122 factory default IP address and subnet mask shown in Table 26 For details on changing t...

Страница 75: ...lso use BootP to load the auxiliary files to the V7122 See Configuration Files Parameters To assign an IP address using BootP 1 Open the BootP application supplied with the V7122 software package 2 Ad...

Страница 76: ...if the Telnet server is set to SSL mode a special Telnet client is required on your PC to connect to the Telnet interface over a secured connection 3 Login using the username Admin and password Admin...

Страница 77: ...uires you to enter all three network parameters each separated by a space 4 To save the configuration at the prompt type SAR and press enter the V7122 restarts with the new network settings Configurin...

Страница 78: ...t register to a Proxy server Registrar default Yes the V7122 registers to a Proxy server Registrar at power up and every Registration Time seconds For detailed information on the parameter Registratio...

Страница 79: ...ing a copy of the VoIP gateway configuration ini file and store it in a directory on your PC This saved file can be used to restore configuration settings at a future time For information on backing u...

Страница 80: ...80 V6100 and V7122 User Guide Reader s Notes...

Страница 81: ...ning your Web browser A network connection to the VoIP gateway One of the following compatible Web browsers Microsoft Internet Explorer version 6 0 and higher Netscape Navigator version 7 2 and higher...

Страница 82: ...ding screens and read only access to the others No Access 0 No access to any screen The numeric representation of the access level is used only to define accounts in a RADIUS server the access level r...

Страница 83: ...et the username and password of both accounts to their defaults set the ini file parameter ResetWebPassword to 1 Limiting the Embedded Web Server to Read Only Mode Users can limit access to the Embedd...

Страница 84: ...urity settings may block access to the gateway s Web browser if they re configured incorrectly In this case the following message is displayed Unauthorized Correct authorization is required for this a...

Страница 85: ...every screen to quickly access parameters submenus submenu options functions and operations Submenu bar appears on the top of screens and contains submenu options Main action frame the main area of th...

Страница 86: ...en positioning your curser over a parameter name or a table for more than 1 second a short description of this parameter is displayed Note that parameters preceded by an exclamation mark are not chang...

Страница 87: ...e far end gateway cannot use the coder assigned as the first coder the gateway attempts to use the next coder and so forth To configure the gateway s coders 1 Open the Coders screen Protocol Managemen...

Страница 88: ...For G 729 it is also possible to select silence suppression without adaptations 7 Repeat Steps 2 to 6 for the second to fifth coders optional 8 Click the Submit button to save your changes 9 To save...

Страница 89: ...the RouteModeIP2Tel and the RouteModeTel2IP parameters For information on these parameters see Table 51 Possible uses for number manipulation can be as follows To strip add dialing plan digits from t...

Страница 90: ...rce telephone number prefix An asterisk represents any number Source IP Each entry in the Source IP fields represents the source IP address of the call obtained from the Contact header in the INVITE m...

Страница 91: ...phone number is 1234 the new number is 123400 You can enter a prefix and a suffix in the same field e g 9 00 Number of digits to leave Enter the number of digits that you want to leave from the right...

Страница 92: ...efixes Dialing Plan Notation The dialing plan notation applies in addition to the four Manipulation tables also to Tel IP Routing table and to IP Trunk Group Routing table When entering a number in th...

Страница 93: ...but one that has no information about the numbering plan Unknown 0 A public number in E 164 format but no information on what kind of E 164 number International 1 A public number in complete internati...

Страница 94: ...if a match is not found a Proxy is used Possible uses for Telephone to IP Routing can be as follows Can fallback to internal routing table if there is no communication with the Proxy Call Restriction...

Страница 95: ...s the timeout for INVITE retransmissions can be reduced by using the parameter Number of RTX Before Hotswap If the alternative routing destination is the gateway itself the call can be configured to b...

Страница 96: ...pendently An additional entry of the same prefixes can be assigned to enable alternative routing For available notations that represent multiple numbers see Dialing Plan Notation Destination IP Addres...

Страница 97: ...call assign it with an additional entry in the IP to Trunk Group Routing table repeat the same routing rules with a different trunk group ID For detailed information on the Reasons for Alternative Ro...

Страница 98: ...Parameter Description Destination Phone Prefix Each entry in the Destination Phone Prefix fields represents a called telephone number prefix The prefix can be 1 to 49 digits long An asterisk represen...

Страница 99: ...s assigned to the routing rule Internal DNS Table The internal DNS table similar to a DNS resolution translates hostnames into IP addresses This table is used when hostname translation is required e g...

Страница 100: ...able 31 for information on defining an alternative IP address See the Table 32 for information on defining an alternative trunk group You can use this table for example For Tel IP calls when there is...

Страница 101: ...the Release Cause Mapping screen is displayed Figure 41 Release Cause Mapping from ISDN to SIP 2 In the Release Cause Mapping from ISDN to SIP table define up to 12 different Q 850 Release Causes and...

Страница 102: ...s changed in the Web ini file it is automatically updated in the Profiles correspondingly After any parameter in the Profile is modified by the user modifications to parameters in the Web ini file no...

Страница 103: ...for the coder you selected is dynamic enter a value from 0 to 120 payload types of well known coders cannot be modified The payload type identifies the format of the RTP payload If not specified a de...

Страница 104: ...creen is displayed Figure 43 Tel Profile Settings Screen 2 In the Profile ID drop down list select the Tel Profile you want to edit up to four Tel Profiles can be configured 3 In the Profile Preferenc...

Страница 105: ...he coder groups you defined in the Coder Group Settings screen see Configuring the NFS Settings 6 Repeat Steps 2 to 6 for the second to fifth Tel Profiles optional 7 Click the Submit button to save yo...

Страница 106: ...ers and other common parameters noted by an asterisk in the description of the parameter lPProfile_ID of the preferred Profile are applied to that call If the Preference of the Tel and IP Profiles is...

Страница 107: ...are not defined are disabled To configure the Trunk Group table 1 Open the Trunk Group Table screen Protocol Management menu Trunk Group the Trunk Group Table screen is displayed Figure 45 Trunk Group...

Страница 108: ...trunk group the call is routed to the channel or channels that correspond to the trunk group ID You can configure the Trunk Group Settings table to determine the method in which new calls are assigned...

Страница 109: ...defined Trunk group 6 Click the Submit button to save your changes 7 To save the changes so they are available after a power fail see Save Configuration Table 34 Channel Select Modes Mode Description...

Страница 110: ...l numbers of the gateway s B channels are defined in the Trunk Group Table under the Phone Number column For detailed information on the Trunk Group Table see Configuring the Trunk Group Table Advance...

Страница 111: ...Table screen is displayed Figure 47 Figure 47 NFS Settings Table Screen 3 To add a remote NFS file system select an available line number from the Line Number drop down list 4 Click the Add an Empty L...

Страница 112: ...ini File Example NFSServers FORMAT NFSServers_Index NFSServers_HostOrIP NFSServers_RootPath NFSServers_NfsVersion NFSServers_AuthType NFSServers_UID NFSServers_GID NFSServers_VlanType NFSServers 1 101...

Страница 113: ...ation host network The address of the host network you want to reach is determined by an AND operation that is applied on the fields Destination IP Address and Destination Mask For example To reach th...

Страница 114: ...ce Settings Define the Fax Modem and CID Settings Define the RTP RTCP Settings Define the IPmedia Settings Define General Media Settings The parameters MF Transport Type Voice Settings screen and the...

Страница 115: ...the parameters of a specific trunk from the trunks displayed on the top select the trunk you want to configure by clicking the Trunk s Status indicator The first parameter named Trunk ID changes accor...

Страница 116: ...TDM Bus PSTN Auto Clock on the TDM Bus Settings screen To assign a different E1 T1 trunk that provides the gateway s clock access the TDM Bus Setting screen and change the TDM Bus Local Reference num...

Страница 117: ...Web Interface prompts the user 10 To reset the V7122 see Save Configuration Configuring SS7 Tunneling For a detailed description of the SS7 Tunneling parameters see SS7 Parameter Tables From the SS7 C...

Страница 118: ...ee SS7 Parameter Tables 3 Click Apply 4 To save the changes so they are available after a power fail see Save Configuration Configuring Links For a detailed description of Links see SS7 Parameter Tabl...

Страница 119: ...o save the changes so they are available after a power fail see Save Configuration Configuring Sigtran Group Ids For a detailed description of Sigtran Group IDs see SS7 Parameter Tables To configure t...

Страница 120: ...s 3 Click Create 4 To save the changes so they are available after a power fail see Save Configuration Configuring Sigtran Interface Ids To configure the Sigtran Interface IDs parameters see SS7 Param...

Страница 121: ...guring the TDM Bus Settings To configure the TDM Bus Settings parameters 1 Open the TDM Bus Settings screen Advanced Configuration menu TDM Bus Settings the TDM Bus Settings screen is displayed 2 Conf...

Страница 122: ...current configuration the gateway is using Back up your configuration if you want to protect your VoIP gateway programming The backup ini file includes only those parameters that were modified and co...

Страница 123: ...e Open button the name and path of the file appear in the field beside the Browse button 4 Click the Send ini File button and click OK in the prompt the gateway is automatically reset from the cmp ver...

Страница 124: ...contains the file you want to load 4 Click the file and click the Open button the name and path of the file appear in the field beside the Browse button 5 Click the Send File button that is next to t...

Страница 125: ...figure the IKE Table see IKE Configuration Configuring the Web User Accounts To prevent unauthorized access to the Embedded Web Server two user accounts are available a primary and secondary Each acco...

Страница 126: ...Figure 33 Enter the updated username in the Enter Network Password screen Note that the username can be a maximum of 19 case sensitive characters 4 To change the password of an account enter the curr...

Страница 127: ...tered is added as a new entry to the Web Telnet Access List table 3 To delete authorized IP addresses check the Delete Row checkbox in the rows of the IP addresses you want to delete see the note belo...

Страница 128: ...ply Rule Settings to save the new rule the rule isn t active b Activate Rule to save the new rule and activate it c Delete Rule to delete the rule 6 To save the changes so they are available after a p...

Страница 129: ...ng the IKE Table Use the IKE Table screen to configure the IKE parameters For detailed information on IPSec and IKE see IPSec and IKE Configuring the Management Settings From the Management Settings y...

Страница 130: ...community string that is used for sending traps For detailed information on SNMP community strings see SNMP Community Names To configure the SNMP Community Strings 1 Access the Management Settings sc...

Страница 131: ...and IP connectivity information Gateway Statistics Use the screens under Gateway Statistics to monitor real time activity such as IP Connectivity information call details and call statistics including...

Страница 132: ...Gateway Statistics submenu IP Connectivity the IP Connectivity screen is displayed Figure 63 Figure 63 IP Connectivity Screen Table 37 IP Connectivity Parameters Column Name Description IP Address IP...

Страница 133: ...el2IPMode is set to 2 or 3 This field is reset if no QoS information is received for 2 minutes Quality Info Displays QoS information delay and packet loss calculated according to previous calls This f...

Страница 134: ...ed every time Number of Established Calls This counter indicates the number of established calls It is incremented as a result of one of the following release reasons if the duration of the call is bi...

Страница 135: ...n internal identification of capability mismatch This mismatch is reflected to CDR via the value of the parameter DefaultReleaseReason default is GWAPP_NO_ROUTE_TO_DESTINATION 3 or by the GWAPP_SERVIC...

Страница 136: ...ess and FQDN if exists of the Proxy server the gateway currently operates with N A Proxy server isn t defined OK Communication with the Proxy server is in order Current Proxy State Fail No response fr...

Страница 137: ...ar colored Figure 67 shows the possible indicators and their descriptions Figure 67 Trunk and Channel Status Color Indicator Keys To monitor the details of a specific channel 1 Click the numbered icon...

Страница 138: ...rver see Syslog Support See the Debug Level parameter GwDebugLevel described in Table 43 to determine the Syslog logging level To activate the Message Log 1 In the General Parameters screen under Adva...

Страница 139: ...nimized a session is in progress and messages are sent Closing the screen and accessing another stops the messages and terminates the session Device Information The Device Information screen displays...

Страница 140: ...Viewing the Ethernet Port Information The Ethernet Port Information screen provides read only information on the Ethernet connection used by the V7122 The Ethernet Port Information parameters are dis...

Страница 141: ...Port 2 Duplex Mode Shows the Duplex mode Ethernet port 2 is using Half Duplex or Full Duplex Port 2 Speed Shows the speed in Mbps that Ethernet port 2 is using 10 Mbps or 100 Mbps Front Panel View V6...

Страница 142: ...d the new cmp file with all other related configuration files Software Upgrade Wizard The Software Upgrade Wizard guides users through the process of software upgrade selecting files and loading them...

Страница 143: ...grade Wizard Software Update menu Software Upgrade Wizard the Start Software Upgrade screen appears Figure 73 Start Software Upgrade Screen At this point the process can be canceled with no consequenc...

Страница 144: ...following cmp file loading You can now choose to either a Click Reset the V7122 resets utilizing the new cmp you loaded and utilizing the current configuration files b Click Cancel the V7122 resets u...

Страница 145: ...ration remains checked by default c Ignore the Browse button and uncheck the Use existing configuration check box no ini file is loaded the V7122 uses its factory preconfigured values 7 You can now ch...

Страница 146: ...xt button is disabled Complete the upgrade process by clicking Reset or Cancel a Click Reset the V7122 burns the newly loaded files to flash memory The Burning files to flash memory screen appears Wai...

Страница 147: ...re provided to support various types of CAS signaling Voice Prompts The voice announcement file contains a set of Voice Prompts to be played by the V7122 during operation Applicable only to the VXML a...

Страница 148: ...ile you want to load An exclamation mark in the screen section indicates that the file s loading doesn t take effect on the fly e g CPT file 6 Repeat Steps 2 to 5 for each file you want to load Saving...

Страница 149: ...previously installed key For detailed information on the Software Upgrade Key see Software Upgrade Key Save Configuration The Save Configuration screen enables users to save the current parameter con...

Страница 150: ...lash discards all modifications to the configuration 3 Click the Reset button If the Burn option is selected all configuration changes are saved to flash memory If the Don t Burn option is selected al...

Страница 151: ...V6100 and V7122 User Guide 151 Figure 83 Log off Prompt 2 Click OK in the prompt the Web session is logged off...

Страница 152: ...152 V6100 and V7122 User Guide Reader s Notes...

Страница 153: ...e through the ini file only and not via the Web These parameters usually determine a low level functionality and are seldom changed for a specific application Secured ini File The ini file contains se...

Страница 154: ...y information Networking parameters shown in Table 42 System parameters shown in Table 43 Web and Telnet parameters shown in Table 44 Security parameters shown in Table 45 RADIUS parameters shown in o...

Страница 155: ...and after is not relevant If there is a syntax error in the parameter name the value is ignored Syntax errors in the parameter value field can cause unexpected errors because parameters may be set to...

Страница 156: ...1 24 2000 TrunkGroup_3 2 1 24 3000 TrunkGroup_4 3 1 24 4000 EnableSyslog 1 SyslogServerIP 10 2 2 1 CallProgressTonesFilename CPUSA dat CASFileName E_M_WinkTable dat SaveConfiguration 1 Networking Par...

Страница 157: ...gateway receives a response from the BootP server instead of the DHCP server The DHCPEnable is a special Hidden parameter Once defined and saved in flash memory its assigned value doesn t revert to it...

Страница 158: ...ior from them This parameter cannot be changed on the fly and requires a gateway reset STUNServerPrimaryIP STUN Server Primary IP The IP address of the primary STUN server STUNServerSecondaryIP STUN S...

Страница 159: ...Enable IP address translation for RTP RTCP and T 38 packets default 2 Enable IP address translation for ThroughPacket 3 Enable IP address translation for all protocols RTP RTCP T38 and ThroughPacket...

Страница 160: ...ed by the VoIP gateway The default UDP Syslog port is 514 For information on the Syslog server see Syslog Support EnableSyslog Enable Syslog 1 Send the logs and error message generated by the gateway...

Страница 161: ...the ThroughPacket mechanism The valid range is the range of possible UDP ports 4000 to 64000 The default value is 0 ThroughPacket is disabled This parameter cannot be changed on the fly and requires a...

Страница 162: ...5 255 255 255 255 255 0 RoutingTableGatewaysColumn 10 31 0 1 10 31 0 112 RoutingTableInterfacesColumn 0 1 RoutingTableHopsCountColumn 20 20 RoutingTableDestinationsColumn Specifies the IP address of t...

Страница 163: ...service class content The valid range is 0 to 7 The default value is 2 EnableDNSasOAM This parameter applies to both Multiple IPs and VLAN mechanisms Multiple IPs Determines the network type for DNS...

Страница 164: ...PPoE Point to Point Protocol over Ethernet feature 0 Disable default 1 Enable PPPoEUserName User Name for PAP or Host Name for CHAP authentication The valid range is a string of up to 47 characters Th...

Страница 165: ...he value for the Premium Control DiffServ is determined by according to priority 1 IPDiffServ value in the selected IP Profile 2 PremiumServiceClassMediaDiffServ PremiumServiceClassControlDiffServ Con...

Страница 166: ...sList_Source_IP Source IP IP address or DNS name of source network or a specific host AccessList_Net_Mask Mask IP network mask 255 255 255 255 for a single host or the appropriate value for the source...

Страница 167: ...cription AccessList_Byte_Burst Burst Bytes Tolerance of traffic rate limit number of bytes AccessList_Allow_Type Action Upon Match Action upon match allow or block AccessList_MatchCount Match Count A...

Страница 168: ...vity Types to Report via Activity Log Messages The Activity Log mechanism enables the gateway to send log messages to a Syslog server that report certain types of web actions according to a pre define...

Страница 169: ...9 dB 2 0 dB 3 3 dB GwDebugLevel Debug Level Defines the Syslog logging level usually set to 5 if debug traces are needed 0 Debug is disabled default 1 Flow debugging is enabled 2 Flow and board inter...

Страница 170: ...ndpoints The range is 0 to 100 The default value is 90 When the percentage of the gateway s busy endpoints falls below the value defined in Low Threshold the gateway sends an SNMP acBoardCallResources...

Страница 171: ...ll disconnection The range is 10 to 28800 8 hours The default is 120 seconds Applicable to gateways that use DSP templates 2 or 3 FarEndDisconnectSilence Method Silence Detection Method Silence detect...

Страница 172: ...server IP address or FQDN from which it is loaded http server_name file https server_name file VpFileURL Specifies the name of the Voice Prompts file and the location of the server IP address or FQDN...

Страница 173: ...way sends After all packets were sent if there s still no reply the gateway loads from flash 1 4 DHCP packets 2 5 DHCP packets 3 6 DHCP packets default 4 7 DHCP packets 5 8 DHCP packets 6 9 DHCP packe...

Страница 174: ...y For example WebAccessList_0 10 13 2 66 WebAccessList_1 10 13 77 7 The default value is 0 0 0 0 the gateway can be accessed from any IP address WebRADIUSLogin Use RADIUS for Web Telnet Login Uses RAD...

Страница 175: ...me 0 Disabled default 1 Enabled If enabled the UserProductNane text string is displayed instead of the default product name UserProductName Text string that replaces the product name The default is V7...

Страница 176: ...the cipher suite fails an unencrypted call is established Incoming calls that don t include encryption information are accepted EnableSIPS Enable SIPS Enables secured SIP SIPS connections over multipl...

Страница 177: ...d Mail format The valid range is a 47 character string This parameter is only relevant when the gateway is loaded via BootP TFTP For information on loading this file via the Embedded Web Server see th...

Страница 178: ...ers as defined on the device AccessList_Packet_Size Packet Size Maximum allowed packet size The valid range is 0 to 65535 When filtering fragmented IP packets the Packet Size field relates to the over...

Страница 179: ...he default value is 3 RadiusTO The interval between each retry measured in seconds The valid range is 1 to 30 The default value is 10 RADIUSAuthServerIP RADIUS Authentication Server IP Address IP addr...

Страница 180: ...fied by the RADIUS server are valid When this time expires the username and password becomes invalid and a must re verified with the RADIUS server The valid range is 1 to 0xFFFFFF 1 Never expires 0 Ea...

Страница 181: ...of the parameters IP address and port number of the corresponding SNMP Manager used to receive SNMP traps 0 Disabled default 1 Enabled SNMPManagerTrapSendingEnabl e_x SNMP Managers Table Up to five p...

Страница 182: ...n Port SIP destination port for sending initial SIP requests The valid range is 1 to 65534 The default port is 5060 SIP responses are sent to the port specified in the Via header LocalSIPPort SIP Loca...

Страница 183: ...esn t respond to INVITE message the same INVITE message is immediately sent to the second Proxy If EnableProxyKeepAlive 1 or 2 the gateway monitors the connection with the Proxies by using keep alive...

Страница 184: ...egistrar servers and to resolve all domain names that appear in the Contact and Record Route headers 0 Disable default 1 Enable If enabled and the Proxy Registrar IP address parameter or the domain na...

Страница 185: ...e messages The default value is 60 seconds This parameter is applicable only if EnableProxyKeepAlive 1 OPTIONS When EnableProxyKeepAlive 2 REGISTER the time interval between Keep Alive messages is det...

Страница 186: ...hot swap to another Proxy The valid range is 1 to 30 The default value is 3 This parameter is also used for alternative routing using the Tel to IP Routing table If a domain name in the routing table...

Страница 187: ...trar domain name If specified the name is used as Request URI in REGISTER messages If isn t specified default the Registrar IP address or Proxy name or Proxy IP address is used instead GWRegistrationN...

Страница 188: ...eaders contain the 100rel parameter The V7122 sends PRACK message if 180 183 response is received with 100rel in the Supported or the Required headers AssertedIdMode Asserted Identity Mode 0 None defa...

Страница 189: ...er in SDP default EnableUserInfoUsage Enable User Information Usage Enables or disables usage of the User Information loaded to the gateway via the User Information auxiliary file 0 Disable default 1...

Страница 190: ...default Always 13 Always 3 Disable 0 Enable 1 6 4 0 51 7 2 1 52 8 0 2 53 NetCoder NetCode r 0 20 default 40 60 80 100 120 8 8 3 default 54 Disable 0 Enable 1 AMR Amr 1 20 default 4 75 0 5 15 1 5 90 2...

Страница 191: ...Cisco device IsCiscoSCEMode Both GSM FR and MS GSM coders use Payload Type 3 Using SDP it isn t possible to differentiate between the two Therefore it is highly recommended not to select both coders...

Страница 192: ...iated with the remote side i e the selected Payload Type is according to the remote side selection The receiving gateway must include the Transparent coder in its coder list IsFaxUsed Fax Signaling Me...

Страница 193: ...rresponding SIP equivalent response value The default release cause is NO_ROUTE_TO_DESTINATION 3 Other common values are NO_CIRCUIT_AVAILABLE 34 or DESTINATION_OUT_OF_ORDER 27 etc The default release...

Страница 194: ...is disabled default 1 Enable Early Media If enabled the V7122 gateway sends 183 Session Progress response with SDP instead of 180 ringing enabling the setup of the media stream prior to the answering...

Страница 195: ...on the called side Send180ForCallWaiting 0 Use 182 Queued response to indicate a call waiting default 1 Use 180 Ringing response to indicate a call waiting UseSIPURIForDiversionHea der Sets the URI fo...

Страница 196: ...meter DTMFTransportType is automatically set to 0 DTMF digits are erased from the RTP stream When RFC 2833 2 is selected the gateway Negotiates RFC 2833 Payload Type PT using local and remote SDPs Sen...

Страница 197: ...n on the maximum number of calls The valid range is 1 to 240 MaxCallDuration Max Call Duration Defines the maximum call duration in minutes If this time expires both sides of the call are released IP...

Страница 198: ...7122 places a call with 1007766 as the destination number then after the call is answered it waits for 1 5 seconds and plays the rest of the number 100 as DTMF digits Other examples 1664wpp102 66644pp...

Страница 199: ...ble 1 6 4 0 51 7 2 1 52 8 0 2 53 NetCoder NetCode r 0 20 default 40 60 80 100 120 8 8 default 54 Disable 0 Enable 1 AMR Amr 1 20 default 4 75 0 5 15 1 5 90 2 6 70 3 7 40 4 7 95 5 10 2 6 12 2 7 default...

Страница 200: ...fined coder list is declared in INVITE 200 OK SDP even if multiple coders are defined If the coder G 729 is selected and silence suppression is enabled for this coder the gateway includes the string a...

Страница 201: ...eference value If both IP and Tel profiles apply to the same call the coders and other common parameters noted by an asterisk of the preferred Profile are applied to that call If the Preference of the...

Страница 202: ...0 0 1 0 0 0 TelProfile_2 ModemProfile 2 2 0 40 13 0 0 0 0 Not configured the default value of the parameter is used Common parameter used in both IP and Tel profiles The Tel ProfileID can be used in...

Страница 203: ...1000 1 second MWIOnCode MWI On Digit Pattern Determines a digit code used by the gateway to notify the PBX of messages waiting for a specific extension This code is added as prefix to the dialed numbe...

Страница 204: ...mines the value of the RS 232 data bit 7 7 bit 8 8 bit default SerialParity Determines the value of the RS 232 polarity 0 None default 1 Odd 2 Even SerialStop Determines the value of the RS 232 stop b...

Страница 205: ...raw data received in a proprietary SIP header X ISDNTunnelingInfo in the INVITE or INFO messages and sends the data as ISDN messages to the PSTN side ISDNDuplicateQ931Buff Mode Controls the activation...

Страница 206: ...se 2 Play according to early media default If a 180 response is received and the voice channel is already open due to a previous 183 early media response or due to an SDP in the current 180 response t...

Страница 207: ...ed release causes except when the following Q 931 cause values are received Normal Call Clearing 16 User Busy 17 No User Responding 18 or No Answer from User 19 The range is valid Q 931 release causes...

Страница 208: ...cator to ISDN Obsolete parameter use ProgressIndicator2ISDN_ID instead ProgressIndicator2IP Progress Indicator to IP 1 Not configured for ISDN spans the PI that is received in ISDN Proceeding Progress...

Страница 209: ...PlayRBTone2Trunk LocalISDNRBSource Local ISDN Ringback Tone Source Obsolete parameter use LocalISDNRBSource_ID instead PSTNAlertTimeout PSTN Alert Timeout Alert Timeout in seconds ISDN T301 timer for...

Страница 210: ...0 user provided not screened 1 user provided verified and passed 2 user provided verified and failed 3 network provided Applicable only if Remote Party ID RPID header is enabled SupportRedirectInFacil...

Страница 211: ...100 transfer When a SIP REFER message is received the gateway performs a Blind Transfer by executing a CAS Wink waits for an acknowledge Wink from the remote side dials the Refer to number to the swi...

Страница 212: ...sent from the Trunk Group IDs defined by the parameter SendIEonTG SendIEonTG Trunk Groups to Send IE A list of Trunk Group IDs up to 50 characters from where the optional ISDN IE defined by the param...

Страница 213: ...can be applied to each group of B channels ChannelList It is recommended to use TrunkGroup_x parameter instead List of phone numbers used to define the enabled B channels for gateway operation a b c...

Страница 214: ...hest channel number in the Trunk Group and then start descending again 4 Descending Select the highest available channel Always start at the highest channel number in the Trunk Group and if that chann...

Страница 215: ...as the IP Source Number and the Tel Display Name is used as the IP Display Name if Tel Display Name is received If no Display Name is received from the Tel side the IP Display Name remains empty defau...

Страница 216: ...a FQDN This field can also include a selected port to use in the format IP Address Port For available notations see Dialing Plan Notation For detailed information on this feature see Tel to IP Routin...

Страница 217: ...s used SwapRedirectNumber Swap Redirect and Called Numbers 0 Don t change numbers default 1 Incoming ISDN call that includes redirect number sometimes referred as original called number uses this numb...

Страница 218: ...for example NumberMapIP2Tel 01 2 972 0 034 NumberMapIP2Tel 03 2 667 0 22 10 13 77 8 The Source IP address can include the x wildcard to represent single digits For example 10 8 8 xx represents all the...

Страница 219: ...Parameters can be skipped by using the sign for example SourceNumberMapIP2Tel 01 2 972 0 034 1 SourceNumberMapIP2Tel 03 2 667 0 22 The Source IP address can include the x wildcard to represent single...

Страница 220: ...e Table of call failure reason values received from the PSTN side in Q 931 presentation If a call is released as a result of one of these reasons the gateway tries to find an alternative trunk group t...

Страница 221: ...tatistics are reset if no new data is received for two minutes For information on the Alternative Routing feature see Fax Modem Transport Modes IPConnQoSMaxAllowedPL Max Allowed Packet Loss for Alt Ro...

Страница 222: ...n for parameter ProtocolType for a specific trunk ID x 0 to 7 FramingMethod Framing Method Selects the framing method to be used for E1 T1 spans For E1 0 Multiframe with CRC4 default automatic mode if...

Страница 223: ...1 line This parameter is relevant only if TDMBusClockSource 4 TDMBusLocalReference TDM Bus Local Reference 0 to 7 default 0 Physical Trunk ID from which the gateway recovers its clock Applicable only...

Страница 224: ...each trunk ID x 0 to 7 from a list of CAS protocols defined by the parameter CASFileName_Y For example CASFileName_0 E_M_WinkTable dat CASFileName_1 E_M_ImmediateTable dat CASTableIndex_0 0 CASTableI...

Страница 225: ...until a timer expires e g useful for open numbering schemes If a match is found or the timer expires the digit collection process is terminated even if Sending Complete wasn t received ISDNRxOverlap...

Страница 226: ...received from the ISDN when Tel IP overlap dialing is performed When this inter digit timeout expires the gateway uses the collected digits for the called destination number The range is 1 to 10 seco...

Страница 227: ...Behavior 2048 Sends Channel ID in the first response to an incoming Q 931 Call Setup message Otherwise the Channel ID is sent only if the gateway requires changing the proposed Channel ID default 8192...

Страница 228: ...ete ASN1 decoding is performed on Facility IE 128 Connect ACK message is sent in response to received Q 931 Connect Applicable only to Euro ISDN User side outgoing calls Otherwise the Connect ACK is n...

Страница 229: ...is set the channel ID 16 is considered as a valid B channel ID but timeslot values are converted to reflect the range 1 to 15 and 17 to 31 This is the new QSIG mode of operation When this bit is not s...

Страница 230: ...ansportMode is always set to 1 T 38 relay FaxRelayEnhancedRedundanc yDepth Fax Relay Enhanced Redundancy Depth Determines the number of repetitions applied to control packets when using T 38 standard...

Страница 231: ...Payload Type Determines the fax bypass RTP dynamic payload type The valid range is 96 to 120 The default value is 102 ModemBypassPayloadType Modem Bypass dynamic payload type range 0 127 The default v...

Страница 232: ...ad type used with these G 711 coders is a standard one 8 for G 711 A Law and 0 for G 711 Law The parameters defining payload type for the old 3Com Bypass mode FaxBypassPayloadType and ModemBypassPaylo...

Страница 233: ...e gateway uses You can select 0 Disable Transparent 1 Enable Relay N A 2 Enable Bypass default 3 Events Only Transparent with Events InputGain Input Gain PCM input gain control in dB This parameter se...

Страница 234: ...in the SDP to no This logic should be used if EnableSilenceCompression 2 enable without adaptation In this case Silence Suppression should be used on the channel but not declared in the SDP EnableEch...

Страница 235: ...F event is reported on the start of a detected DTMF digit default DTMFInterDigitInterval Time in msec between generated DTMF digits to PSTN side if TxDTMFOption 3 5 or 6 The default value is 100 msec...

Страница 236: ...files are provided to support various types of CAS signaling CASFileName_x CAS file name e g E_M_WinkTable dat that defines the CAS protocol It is possible to define up to eight different CAS files b...

Страница 237: ...r Parameters BootP DHCP can be used to provision the following parameters included in the BootP DHCP reply Note that only the IP address and subnet mask are mandatory IP address subnet mask These mand...

Страница 238: ...Identifier The DHCP server can use this product name to assign an IP address accordingly After power up the gateway performs two distinct DHCP sequences Only in the second sequence DHCP option 60 is...

Страница 239: ...Wizard To save the cmp file to non volatile memory use the fb command line switches If the file is not saved the gateway reverts to the old version of software after the next reset For information on...

Страница 240: ...tware Version XXXXXXXXXXXX 12 224 Geographical Address 0 31 TP 260 Only 1 225 Chassis Geographical Address 0 31 TP 260 Only 1 229 E M N A 1 Table 56 exemplifies the structure of the vendor specific in...

Страница 241: ...eatures The party that initiates the hold is called the holding party the other party is called the held party The V7122 can t initiate the hold but it can respond to hold request and as such it is a...

Страница 242: ...sfer can be initiated at any of the following stages of the call between A to C Just after completing dialing C phone number Transfer from setup While hearing ring back Transfer from alert While speak...

Страница 243: ...its are carried to the remote side using NOTIFY messages To enable this mode set RxDTMFOption 0 Declare RFC 2833 in SDP No TxDTMFOption 6 1st to 5th DTMF Option NOTIFY In this mode DTMF digits are era...

Страница 244: ...e following parameters affect the way the V7122 handles the DTMF digits TxDTMFOption and RxDTMFOption described in Table 48 RFC2833PayloadType MGCPDTMFDetectionPoint DTMFDigitLength DTMFVolume DTMFInt...

Страница 245: ...ss Mode When VxxTransportType 2 FaxModemBypass Vxx can be either V32 V22 Bell V34 Fax then when fax modem is detected the channel automatically switches from the current voice coder to a high bit rate...

Страница 246: ...hPacket must be enabled on both gateways To enable ThroughPacket set the parameter RemoteBaseUDPPort to a nonzero value Note that the value of RemoteBaseUDPPort on the local gateway must equal the val...

Страница 247: ...of delay at any time during the call the packet arrives too late The coder tries to access a frame and is not able to find one The coder must produce a voice sample even if a frame is not available It...

Страница 248: ...lowing table entries Destination IP address is disallowed if no ping to the destination is available ping is continuously initiated every 7 seconds when an inappropriate level of QoS was detected or w...

Страница 249: ...Table 51 are used to configure the Alternative Routing mechanism AltRoutingTel2IPEnable AltRoutingTel2IPMode IPConnQoSMaxAllowedPL IPConnQoSMaxAllowedDelay Call Detail Report The Call Detail Report C...

Страница 250: ...pulation Durat Call Duration Coder Selected Coder Intrv Packet Interval RtpIp RTP IP Address Port Remote RTP Port TrmSd Initiator of Call Release IP Tel Unknown TrmReason Termination Reason Fax Fax Tr...

Страница 251: ...ing V7122 Numeric 192 168 14 43 Start Acc Stop Acc 6 Service Type Type of service requested Numeric 1 login Start Acc Stop Acc 26 h323 incoming conf id 1 H 323 SIP call identifier Up to 32 octets Star...

Страница 252: ...Stop Acc 41 Acct Delay Time No of seconds tried in sending a particular record Numeric 5 Start Acc Stop Acc 42 Acct Input Octets Number of octets received for that call duration Numeric Stop Acc 43 A...

Страница 253: ...20 called station id 201 calling station id 202 Accounting non standard parameters 4923 33 h323 gw id 4923 23 h323 remote address 212 179 22 214 4923 1 h323 ivr out h323 incoming conf id 02102944 600a...

Страница 254: ...3 51 Prefix 4 192 168 3 51 It is also possible to define Prefix 192 168 3 51 instead of the four lines above 4 In gateway B route IP PSTN calls to Trunk Group ID according to the first digit of the ca...

Страница 255: ...name REGISTER messages are sent to the Registrar s IP address if configured or to the Proxy s IP address A single message is sent once per gateway or messages are sent per B channel according to the p...

Страница 256: ...56655skKw 8000 1000 10 8 201 108 CSeq 18153 INVITE Contact sip 8000 10 8 201 108 user phone User Agent 3Com Sip Gateway MP 108 FXS v 4 20 299 410 Supported 100rel em Allow REGISTER OPTIONS INVITE ACK...

Страница 257: ...4 20 299 412 CSeq 18153 INVITE Supported 100rel em Content Length 0 Phone 1000 answers the call and sends 200 OK message to MP gateway 10 8 201 108 F4 10 8 201 10 10 8 201 108 200 OK SIP 2 0 200 OK V...

Страница 258: ...201 108 tag 1c5354 To sip 1000 10 8 201 10 tag 1c7345 Call ID 534366556655skKw 8000 1000 10 8 201 108 Server 3Com Sip Gateway TrunkPack 1610 v 4 20 299 412 CSeq 18154 BYE Supported 100rel em Content...

Страница 259: ...GMT Server Columbia SIP Server 1 17 Content Length 0 WWW Authenticate Digest realm 3Com com nonce 11432d6bce58ddf02e3b5e1c77c010d2 stale FALSE algorithm MD5 According to the sub header present in the...

Страница 260: ...outcome of the calculation is the response needed by the gateway to be able to register with the Proxy The response is b9c45d0234a5abf5ddf5c704029b38cf At this time a new REGISTER request is issued w...

Страница 261: ...00 From sip 122 10 1 1 200 tag 1c23940 To sip 122 10 1 1 200 Call ID 654982194 10 1 1 200 Cseq 1 REGISTER Date Thu 26 Jul 2001 09 34 42 GMT Server Columbia SIP Server 1 17 Content Length 0 Contact sip...

Страница 262: ...262 V6100 and V7122 User Guide Reader s Notes...

Страница 263: ...efer Full Duplex connections to Half Duplex ones and 100 Base TX to 10 Base T due to the larger bandwidth It is strongly recommended to use the same mode in both link partners Any mismatch configurati...

Страница 264: ...active one even if the primary interface has returned to life After start up the gateway generates a gratuitous ARP message each time a switchover occurs For correct functionality of the redundancy me...

Страница 265: ...ccording to the avt rtp noop draft see RTP NO OP For SNMP NAT traversal see SNMP NAT Traversal STUN Simple Traversal of UDP through NATs STUN according to RFC 3489 is a client server protocol that sol...

Страница 266: ...N can t be used when the gateway is located behind a symmetric NAT First Incoming Packet Mechanism If the remote gateway resides behind a NAT device it s possible that the V7122 can activate the RTP R...

Страница 267: ...er Ethernet network Point to Point Protocol PPP Overview Point to Point Protocol PPP provides a method of transmitting data over serial point to point links The protocol defines establishing configuri...

Страница 268: ...n IP network IPCP is used as the Network Configuration Protocol The IPCP is used to configure the network layer of the hosts requesting declaring on IP Addresses Further information on PPP Protocol is...

Страница 269: ...d and PPPoEServerName are used to configure the authentication parameters If the Access Concentrator is configured to operate in PAP the PPPoEUserName and PPPoEPassword are used as Username and Passwo...

Страница 270: ...t arrives whose source IP address or UDP port are different to the currently accepted RTP stream there are two options The new packet has a source IP address and UDP port which are the same as the rem...

Страница 271: ...versal Time Coordinate UTC The time offset that the NTP client should use is a configurable parameter that can be specified either in the ini file NTPServerUTCOffset or via an SNMP MIB object If requi...

Страница 272: ...ia address from the Control and OAM The IP address and subnet mask used in the Single IP Network mode are carried over to the OAM traffic type in the Multiple IP Network mode For detailed information...

Страница 273: ...d SaveConfiguration 1 Then after the gateway is active reset the gateway with TFTP disabled or by using any method except for BootP The gateway must be connected to a VLAN aware switch and the switch...

Страница 274: ...VLAN ID identical to one of its interfaces control media or OAM Packets with a VLAN ID that is 0 or packets without a tag are accepted only if the gateway s native VLAN ID is identical to the VLAN ID...

Страница 275: ...irmware version to the V7122 VLANs and multiple IPs support is available only when the firmware is burned to flash 3 Configure the VLAN parameters by completing the following steps Open the VLAN Setti...

Страница 276: ...he IP Routing table by completing the following steps the IP Routing table is required to define static routing rules for the OAM and Control networks since a default gateway isn t supported for these...

Страница 277: ...ple IPs network using the ini file 1 Prepare an ini file with parameters shown in Figure 84 see the following notes If the BootP TFTP utility and the OAM interface are located in the same network the...

Страница 278: ...4 50 LocalOAMSubnetMask 255 255 0 0 LocalOAMDefaultGW 0 0 0 0 IP Routing table parameters RoutingTableDestinationsColumn 130 33 4 6 83 4 87 6 RoutingTableDestinationMasksColumn 255 255 255 255 255 255...

Страница 279: ...trunks connected to PBX 1 ClockMaster_x 1 for all master gateway trunks connected to PBX 2 Assuming that the gateway recovers its internal clock from one of the slave trunks connected to PBX 1 and pro...

Страница 280: ...n The sending device transmits a sending complete IE in the ISDN Setup or the following INFO messages to signal that no more digits are going to be sent The inter digit timeout configured by the param...

Страница 281: ...k_type is set to 0 for the primary trunk to 1 for the backup trunk and to 2 for an ordinary NFAS trunk x stands for the physical trunkID 0 to 7 For example to assign the first four V7122 T1 trunks to...

Страница 282: ...en if the T1 trunk is not a part of an NFAS group However to include the Interface Identifier in Q 931 Setup Channel Identification IE configure ISDNBehavior_x 2048 in the ini file Working with DMS 10...

Страница 283: ...s define the V7122 redirect number and calling name Display support for various PRI variants Table 62 Calling Name Display DMS 100 NI 2 4 5ESS Euro ISDN NT TE Yes Yes No Yes TE NT Yes Yes No No Table...

Страница 284: ...284 V6100 and V7122 User Guide Reader s Notes...

Страница 285: ...ered up After approximately 45 seconds the ACT LED blinks for about 4 seconds 3 While the ACT LED is blinking press shortly on the reset button located on the front panel the gateway resets a second t...

Страница 286: ...ftware e g HyperTerminalTM with the following communications port settings Baud Rate 115 200 bps Data bits 8 Parity None Stop bits 1 Flow control None After resetting the gateway the information shown...

Страница 287: ...To overcome this problem adjust the update frequency AutoUpdateFrequency Three methods are used to activate the Automatic Update mechanism After the V7122 starts up see the Startup process described...

Страница 288: ...ct the V7122 from an accidental update the Automatic Update mechanism doesn t apply to the cmp file by default Therefore to enable it set the parameter AutoUpdateCmpFile to 1 The following example ill...

Страница 289: ...ters software and configuration files are obtained After the gateway powers up or after it is physically reset it broadcasts a BootRequest message to the network If it receives a reply from a BootP se...

Страница 290: ...operation with BootP clients However many DHCP servers such as Windows NT DHCP server are backward compatible with BootP protocol and can be used for gateway configuration The time duration between B...

Страница 291: ...V6100 and V7122 User Guide 291 Figure 95 V7122 Startup Process...

Страница 292: ...ble 65 provide useful examples for reference Table 64 and Table 65 are provided as examples for the purpose of illustration only and are not actually implemented in the V7122 Table 64 Example of Param...

Страница 293: ...ne the initial values Maintenance Write The value of the field can only be modified when the entity represented by the line is in maintenance state each table includes rules that determine when it is...

Страница 294: ...able from the gateway provide an empty table of the same type with no data lines as part of a new ini file the empty table replaces the previous table in the gateway Using the ini File to Configure Pa...

Страница 295: ...according to the Format line The first word of the Data line must be the table s string name followed by the Index fields Items must be separated by a comma A Data line must end with a semicolon End o...

Страница 296: ...line in a table is identified by its table name and Index fields Each such line may appear only once in the ini file Table dependencies Certain tables may depend on other tables For example one table...

Страница 297: ...Software Upgrade Wizard see Software Upgrade Wizard disappear Also note that the browser s title bar is automatically updated with the string assigned to the WebLogoText parameter when 3Com default l...

Страница 298: ...ilable after a power fail see Save Configuration The new logo appears on all Web Interface screens If you encounter any problem during the loading of the files or you want to restore the default image...

Страница 299: ...two ini file parameters in Table 67 according to the procedure described in Modifying an ini File Table 67 Web Appearance Customizable ini File Parameters Parameter Description UseWebLogo 0 Logo image...

Страница 300: ...on When replacing both the background image and the logo image first load the logo image followed by the background image To replace the background image via the ini file 1 Place your background image...

Страница 301: ...described in Modifying an ini File Table 69 Web Appearance Customizable ini File Parameters Parameter Description UseProductName 0 Don t change the product name default 1 Enable product name change U...

Страница 302: ...ice by choosing a file name parameter in this screen Software Upgrade Key V7122 gateways are supplied with a Software Upgrade Key already pre configured for each of its TrunkPack Modules TPM Users can...

Страница 303: ...igure 101 4 Copy the string from the Current Key field and paste it in a new file 5 Save the text file with a name of your choosing Loading the Software Upgrade Key After receiving the Software Upgrad...

Страница 304: ...the string is sent in the body of an email copy and paste it from there Click the Add Key button 5 When loading a Software Upgrade Key text file containing multiple S N lines to a device see Figure 1...

Страница 305: ...ad the Software Upgrade Key file using BootP TFTP 1 Place the file in the same location you ve saved the device s cmp file Note that in order to load the Software Upgrade Key via TFTP server the exten...

Страница 306: ...slog server see Syslog Support When a key is successfully loaded the following message is issued in the Syslog server S N___ Key Was Updated The Board Needs to be Reloaded with ini file n Troubleshoot...

Страница 307: ...AS for CAS trunks The called number of each call is the internal phone number of the B channel that the call originates from The IP to Trunk Group routing table is used to define the destination IP ad...

Страница 308: ...two V7122 gateways implementing TDM Tunneling for four E1 spans Note that in this example both gateways are dedicated to TDM tunneling Figure 103 ini File Example for TDM Tunneling Originating Side E...

Страница 309: ...s that support 3Com unique MTP2 Message Transfer Part Tunneling application M2TN for transferring SS7 MTP2 link data over IP In this scenario both sides of the link are pure TDM switches and are unawa...

Страница 310: ...tity is to transmit traffic and handle all management events between MTP2 on the TDM side and M2UA s MGC Media Gateway Controller entity on the IP side Only the actual SS7 MSU Message Signaling Unit d...

Страница 311: ...eral SCTP associations per gateway V7122 gateways can handle SS7 MTP2 tunneling and voice concurrently does not require additional gateway or other server Voice and signaling can be transferred on the...

Страница 312: ...SU Length Defines the SS7 MTP2 LSSU length as 1 or 2 bytes The valid range is 1 to 2 The default value is 1 SS7_MTP2_Param_Octet_Counting Octet Conting Defines the SS7 MTP2 Octet received while the OC...

Страница 313: ...delay of the ack timer in msec The valid range is 0 to 5000 The default value is 2000 SS7 Parameter Tables For detailed information on parameter tables see Using Parameter Tables SIGTRAN Interface Gro...

Страница 314: ...OUR Group Behavior Field Determines the SIGTRAN group behavior bit The valid range is 0 to 0xFFFFFFFE The default value is 0 SS7_LOCAL_SCTP_PORT Group Local SCTP Port Determines the SIGTRAN group SCTP...

Страница 315: ...The default value is 0 SS7_SIG_IF_ID_LAYER Sigtran Layer Type Determines the SIGTRAN group layer IUA M2UA M3UA 0 no_layer default 1 iua 2 m2ua 3 m3ua 4 m2tunnel 5 V5ua SS7_SIG_IF_ID_NAI IF ID NAI Det...

Страница 316: ...e level of a signaling link level 2 The valid range is 0 to 1 The default value is 0 SS7_LINK_L2_TYPE Layer 2 Type Determines the link layer type defines level 2 media of signaling link 0 SS7_SUBLINK_...

Страница 317: ...link The valid range is 0 to 7 The default value is 0 SS7_LINK_TNL_ALIGNMENT_MODE Determines the MTP2 Tunneling Alignment mode of signaling links in tunnel 0 M3B_ALIGNMENT_NORMAL 1 M3B_ALIGNMENT_EMER...

Страница 318: ...8 SS7 links 4 links of type MTP2 MGC and 4 links of type MTP2 Each pair of links 1 MTP2 MGC and 1 MTP2 defines an MTP2 tunnel There is 1 interface that is used for the M2UA MGC M2UA SG Signaling Gate...

Страница 319: ...ns_62 5 ProtocolType 5 TraceLevel 0 acCLOCK_MASTER_ON 1 CLOCKMASTER 1 acUSER_TERMINATION_SIDE 0 TerminationSide 1 acEXTENDED_SUPER_FRAME 0 FramingMethod 0 acB8ZS 0 2 for E1_CAS FCD LineCode 0 SS7 SS7_...

Страница 320: ...ARK SS7_CONGESTION_HIGH_MARK SS7_LINK_TNL_MGC_LINK_NUMBER SS7_LINK_TNL_ALIGNMENT_MODE SS7_LINK_TNL_CONGESTION_MODE SS7_LINK_TNL_WAIT_START_COMPLETE_TIMER SS7_LINK_TNL_OOS_START_DELAY_TIMER SS7_LINK_TN...

Страница 321: ...INT_ID_TABLE 9 18 ROTERDAM 4 2 5 0 SS7_SIG_INT_ID_TABLE 10 1 GAUDA 4 2 7 0 SS7_SIG_INT_ID_TABLE Figure 109 SS7 MTP2 Tunneling ini File Example SG TDM BUS configuration 1 aLaw 3 ulaw PCMLawSelect 1 1 i...

Страница 322: ..._IF_ID_NAI SS7_SIG_M3UA_SPC SS7_SIG_INT_ID_TABLE 7 50 BELFAST12 4 2 0 0 SS7_SIG_INT_ID_TABLE 8 12 AMSTERDAM 4 2 1 0 SS7_SIG_INT_ID_TABLE 9 18 ROTERDAM 4 2 2 0 SS7_SIG_INT_ID_TABLE 10 1 GAUDA 4 2 3 0 S...

Страница 323: ...terminating gateway After the terminating gateway receives a SIP INVITE request with a Content Type application QSIG it sends the encapsulated QSIG SETUP message to the Tel side and sends a 200 OK re...

Страница 324: ...324 V6100 and V7122 User Guide Reader s Notes...

Страница 325: ...RADIUS Remote Authentication Dial In User Service RADIUS server is used to enable multiple user management on a centralized platform see RADIUS Login Authentication Internal Firewall allows filtering...

Страница 326: ...negotiated The IKE negotiation is as follows Main mode the main mode creates a secured channel for the quick mode SA negotiation The peers negotiate their capabilities using four two for the V6100 pr...

Страница 327: ...le If a match is found the gateway checks if an SA already exists for this entry If it doesn t the IKE protocol is invoked see IKE and an IPSec SA is established The packet is encrypted and transmitte...

Страница 328: ...s recommended preferably over a direct crossed cable connection from a management PC For added confidentiality use the encoded ini file option described in Secured ini File After it is configured the...

Страница 329: ...s valid When the lifetime of the SA expires it is automatically renewed by performing the IKE first phase negotiations To refrain from a situation where the SA expires a new SA is being negotiated whi...

Страница 330: ...yLifeInSec IPSEC_IKEDB_TABLE 0 123456789 1 2 0 2 2 1 28800 IPSEC_IKEDB_TABLE In the example above a single IKE peer is configured Its pre shared key is 123456789 Two security proposals are configured...

Страница 331: ...e a row is create in the IKE table 6 To save the changes so they are available after a power fail see Save Configuration To delete a peer from the IKE table select it in the Policy Index drop down lis...

Страница 332: ...port and protocol type match the values defined for these four parameters Related Key Exchange Method Index IPsecPolicyKeyExchangeMe thodIndex Determines the index for the corresponding IKE entry Note...

Страница 333: ...1 96 2 HMAC MD5 96 4 If no IPSec methods are defined Encryption Authentication the default settings shown in Table 77 are applied Table 77 Default IKE Second Phase Proposals Encryption Authentication...

Страница 334: ...2 21 0 0 17 900 1 2 2 2 1 0 IPSEC_SPD_TABLE In the SPD example above all packets designated to IP address 10 11 2 21 that originates from the OAM interface regardless to their destination and source p...

Страница 335: ...an be configured 4 Configure the SPD parameters according to Table 76 5 Click the button Create a row is create in the SPD table 6 To save the changes so they are available after a power fail see Save...

Страница 336: ...are displayed Figure 115 Example of an ini File Notification of Missing Tables TABLE IPSEC_IKEDB_TABLE This table contains hidden elements and will not be exposed This table exists on board and will b...

Страница 337: ...eway also responds using TLS regardless of the configured SIP transport type in this case the parameter EnableSIPS is also ignored TLS and SIPS use the Certificate Exchange process described in Server...

Страница 338: ...WINDOWS SYSTEM32 DRIVERS ETC hosts 127 0 0 1 localhost 10 31 4 47 ACL_280152 Secured Telnet To enable the embedded Telnet server on the V7122 set the parameter TelnetServerEnable described in Table 4...

Страница 339: ...click Generate CSR A textual certificate signing request that contains the SSL device identifier is displayed 4 Copy this text and send it to your security provider the security provider also known a...

Страница 340: ...ed Web Server uses the provided certificate The certificate replacement process can be repeated when necessary e g the new certificate expires It is possible to use the IP address of the V7122 e g 10...

Страница 341: ...us providing a single sign on experience the authentication is performed using the X 509 digital signature If the user doesn t have a client certificate from a listed CA or doesn t have a client certi...

Страница 342: ...s a method for contacting a predefined server and verifying a given name and password pair against a remote database in a secure manner When accessing the Web and Telnet servers users must provide a v...

Страница 343: ...ient configuration directives client 10 31 4 47 secret FutureRADIUS shortname tp1610_master_tpm 2 If access levels are required set up a VSA dictionary for the RADIUS server and select an attribute ID...

Страница 344: ...ngs screen Advanced Configuration menu Security Settings General Security Settings option the General Security Settings screen is displayed 3 Under section General RADIUS Settings in the field Enable...

Страница 345: ...fault access level that is applied to all users authenticated by the RADIUS server 11 In the field Require Secured Web Connection HTTPS select HTTPS only It is important you use HTTPS secure Web serve...

Страница 346: ...predefined rate blocking the excess Limit traffic to specific protocols and specific port ranges on the device The access list consists of a table with up to 50 ordered lines For each packet received...

Страница 347: ...tes Note that the rate is specified in bytes not bits per second a rate of 40000 bytes per second nominally corresponds to 320 kbps Rule 20 traffic from the subnet 10 31 4 xxx destined to ports 4000 t...

Страница 348: ...ource IP address filtering capabilities Table 78 Default TCP UDP Network Port Numbers Port Number Peer Port Application Notes 2 2 Debugging interface Always ignored 23 Telnet Disabled by default Telne...

Страница 349: ...ssible use a RADIUS server for authentication RADIUS allows you to set different passwords for different users of the V7122 with centralized management of the password database Both Web and Telnet int...

Страница 350: ...are mitigated by Stateful firewalls Do not allow unauthorized traffic to reach the V7122 Legal Notice By default the V7122 supports export grade 40 bit and 56 bit encryption due to US government restr...

Страница 351: ...2 is disabled User initiated test Detailed The Detailed test is initiated by the user when the V7122 is offline isn t used for regular service Run time test Periodic Used for monitoring the V7122 duri...

Страница 352: ...n the Detailed test must be disabled Set the parameter EnableDiagnostics to 0 and reset the V7122 Syslog Support Syslog protocol is an event notification protocol that enables a machine to send event...

Страница 353: ...Netal SL4NT 2 1 Syslog Daemon www netal com A typical Syslog server application enables filtering of the messages according to priority IP sender address time date etc Operation The Syslog client emb...

Страница 354: ...354 V6100 and V7122 User Guide Reader s Notes...

Страница 355: ...B object identifiers or MIB variables along with instructions to either get the value for that identifier or set the identifier to a new value configuration The SNMP Agent can also send unsolicited ev...

Страница 356: ...bling interfaces disconnecting users clearing registers etc This provides a way of configuring and controlling network devices via SNMP Trap Message The SNMP standard furnishes a mechanism by which de...

Страница 357: ...ect that indicates the text description of each interface supported by a particular device Since network devices can be configured with more than one interface this object can only be represented as a...

Страница 358: ...e which alarms are currently active in the device Two views of the active alarm table are supported by the agent acActiveAlarmTable in the enterprise acAlarm alarmActiveTable and alarmActiveVariableTa...

Страница 359: ...es of performance measurements Gauges Gauges represent the current state of activities on the device Gauges unlike counters can decrease in value and like counters can increase The value of a gauge is...

Страница 360: ...tored object is crossed The severity field is indeterminate when the crossing is above the threshold and cleared when it falls bellow the threshold The source varbind in the trap indicates the object...

Страница 361: ...on trap In addition to the standard MIBs the complete product series contains proprietary MIBs AC TYPES MIB lists the known types defined by the complete product series This is referred to by the sysO...

Страница 362: ...proprietary carrier grade alarm MIB It is a simpler implementation of the notificationLogMIB and the IETF suggested alarmMIB both also supported in all 3Com devices The acAlarm MIB has the following g...

Страница 363: ...1 This is part of the NAT traversal solution Full proprietary trap definitions and trap Varbinds are found in the acBoard MIB and acAlarm MIB The following proprietary traps are supported For detailed...

Страница 364: ...hold and cleared when it goes back under the threshold The source varbind in the trap indicates the object for which the threshold is being crossed acHTTPDownloadResult log trap for the success or fai...

Страница 365: ...y strings and a single trap community string is supported Configuration of Community Strings via the Web For detailed information on configuration the community strings via the Embedded Web Server see...

Страница 366: ...rap community string follow the procedure to change the trap community string see below 4 Follow the procedure above to delete a read write community name in the row for v2admin To change the trap com...

Страница 367: ...o Trusted Managers The taglist for columns for all srCommunityTable rows are currently empty 1 Add a row to the snmpTargetAddrTable with these values Name mgr0 TagList MGR Params v2cparams 2 Add a row...

Страница 368: ...es that there is at least one configured read write community There is currently only one Trusted Manager The taglist for columns for all rows in the srCommunityTable are currently set to MGR This pro...

Страница 369: ...resolution any changes made by the user to this row in either MIBs are overwritten by the gateway when a resolving is redone once an hour Several traps may be lost until the resolving is complete Tra...

Страница 370: ...MPManagerIsUsed_1 1 SNMPManagerTrapSendingEnable_1 1 SNMPManagerTableIP_2 SNMPManagerTrapPort_2 162 SNMPManagerIsUsed_2 1 SNMPManagerTrapSendingEnable_2 1 SNMPManagerTableIP_3 SNMPManagerTrapPort_3 16...

Страница 371: ...agerTableIP in the ini file and is the IP address of the manager SnmpManagerTrapPort Default 162 The valid port range for this is 100 4000 snmpManagerTrapSendingEnable Default Enable 1 The allowed val...

Страница 372: ...T GET are concerned OID 1 3 6 1 4 1 5003 9 10 1 1 2 7 is identical to OID 1 3 6 1 4 1 5003 9 10 1 1 2 21 1 1 3 When setting ANY IP to the acSNMPManagerIP this is the older parameter not the table para...

Страница 373: ...BindingLifeTime object After the STUN client has discovered a NAT any NAT If the STUN client cannot contact a STUN server The two latter options require the STUN client be enabled EnableSTUN Also once...

Страница 374: ...374 V6100 and V7122 User Guide Reader s Notes...

Страница 375: ...e Call Progress Tones The Call Progress Tones configuration file used by the V7122 is a binary file with the extension dat which contains the definitions of the Call Progress Tones levels and frequenc...

Страница 376: ...ds can be specified Burst A single sound followed by silence Only the First Signal On time and First Signal Off time should be specified All other on and off periods must be set to zero The burst tone...

Страница 377: ...nce tones For burst tones this parameter defines the off time required after the burst tone ends and the tone detection is reported For continuous tones this parameter is ignored Second Signal On Time...

Страница 378: ...Dial Tone Example Dial tone CALL PROGRESS TONE 1 Tone Type 1 Tone Form 1 continuous Low Freq Hz 440 High Freq Hz 0 Low Freq Level dBm 10 10 dBm High Freq Level dBm 32 use 32 only if a single tone is r...

Страница 379: ...ing the TrunkPack Downloadable Conversion utility see Creating a Loadable Prerecorded Tones File The raw data files must be recorded with the following characteristics Coders G 711 A law G 711 law or...

Страница 380: ...his ID is used later by the V7122 to start playing the correct announcement Up to 1000 Voice Prompts can be used The Voice Prompt ID is used in the VXML file to specify the message that is to be playe...

Страница 381: ...umberOfActiveDialogs after each received response the subsequent request is sent Therefore no more than NumberOfActiveDialogs dialogs are active simultaneously The username and password are used for S...

Страница 382: ...382 V6100 and V7122 User Guide Figure 130 Example of a User Information File Reader s Notes...

Страница 383: ...20 30 40 50 60 80 100 120 msec G 723 1 MP MLQ at 5 3 or 6 3 kbps 30 60 90 120 msec G 726 at 32 kbps ADPCM 10 20 30 40 50 60 80 100 120 msec G 729 CS ACELP 8 kbps Annex A B 10 20 30 40 50 60 80 100 mse...

Страница 384: ...T 38 IP compliant real time fax CNG tone detection Relay per T 38 Answer tone CED or AnsAm detection Relay per T 38 Fax Transparency Automatic fax bypass pass through to G 711 ADPCM or NSE bypass mod...

Страница 385: ...384 digital channels 24 Channels on 1 T1 span with gateway 1 only 48 Channels on 2 T1 spans with gateway 1 only 96 Channels on 4 T1 spans with gateway 1 only 192 Channels on 8 T1 spans with gateway 1...

Страница 386: ...wn below DC Power Note that to meet UL approvals users must fulfill the criteria below 2 pin terminal block crimp connection type comprising a Phoenix Contact Adaptor Shroud MSTBC2 5 2 STZF 5 08 Conta...

Страница 387: ...owered version Complies with ETS 301019 ETS 300019 1 2 3 T 1 1 T 2 3 T3 2 Approved for 3Com or DC powered versions TP 1610 Specifications Table 82 TP 1610 Selected Technical Specifications Function Sp...

Страница 388: ...Two 50 pin female Telco connectors DDK57AE 40500 21D or 8 RJ 48c connectors for trunks 1 to 8 only Ethernet 1 and 2 Two 10 100 Base TX RJ 45 shielded connectors RS 232 Console port DB 9 Physical Phys...

Страница 389: ...0 100 ohm using RJ 48 connectors per module Up to 4 digital modules maximum 4 spans per gateway Optional 1 1 or 2 2 fallback CPU Network Interface Two Ethernet RJ 45 connectors 10 100 Base TX RS 232 I...

Страница 390: ...relay MOH TP 260 Specifications Table 84 TP 260 Selected Technical Specifications Function Specification Trunk Channel Capacity 12 Capacity with E1 1 2 4 or 8 E1 spans 30 60 120 or 240 digital channe...

Страница 391: ...y 10 to 90 non condensing Cooling Requirement 500 LFM at 50 o C Ambient temp supporting 8 ports Type Approvals Safety and EMC Standards UL 60950 FCC part 15 Class B CE Mark EN55022 EN60950 EN55024 All...

Страница 392: ...392 V6100 and V7122 User Guide Reader s Notes...

Страница 393: ...e for V7122 TP 1610 T1 gateways M1000_Digital_SIP_T1 ini Sample ini file for V6100 E1 gateways M1000_Digital_SIP_E1 ini Sample ini file for V6100 T1 gateways TP260_SIP_T1 ini Sample ini file for TP 26...

Страница 394: ...394 V6100 and V7122 User Guide File Name Description ISDN Capture Tool Utility that is used to convert ISDN traces to textual form Reader s Notes...

Страница 395: ...following instances The IP address of the gateway is not known The Web browser has been inadvertently turned off The Web browser password has been forgotten The gateway has encountered a fault that ca...

Страница 396: ...BootP respond for remote provisioning over WAN Filtered display of BootP requests Location of other BootP utilities that contain the same MAC entity Common log window for both BootP and TFTP sessions...

Страница 397: ...le names Each unit is identified by a MAC address For information on how to configure add delete and edit units see Configuring the BootP Clients To load the software and configuration files 1 Create...

Страница 398: ...w Filter Clients Click this button to prevent the BootP Tool from logging BootP requests received from disabled clients or from clients which do not have entries in the Clients table Reset Click this...

Страница 399: ...Window to open a pop up window with the following options Reset Selecting this option results in a reset command being sent to the client VoIP gateway The program searches its database for the MAC ad...

Страница 400: ...this screen the BootP Tool creates an ARP cache entry on your computer when it receives a BootP BootRequest from the VoIP gateway Your computer uses this information to send messages to the VoIP gatew...

Страница 401: ...To turn off this feature set the Number of Timed Replies 0 TFTP Preferences Enabled To enable the TFTP functionality of the BootP Tool select the check box If you want to use another TFTP application...

Страница 402: ...specific gateway To add a client to the list without using a template 1 Click on the Add New Client Icon a client with blank parameters is displayed 2 Enter values in the fields on the right side of...

Страница 403: ...iguration Window To use the template parameters leave the check box next to that parameter selected The parameter values appear in gray text 4 To change a parameter to a different value unselect the c...

Страница 404: ...client name in the main area of the Client Configuration Window 2 Click the Test Selected Client button 3 Examine the Log Window on the Main Application Screen If there is another BootP utility that s...

Страница 405: ...d with the IP address used by the BootP Tool If a different TFTP utility is to be used change the IP address in this field to the IP address used by the other utility Boot File This field specifies th...

Страница 406: ...e configuration see Ethernet Interface Configuration This parameter is used to This switch takes effect only from the next gateway reset br Set the number of BootP requests the gateway sends during st...

Страница 407: ...prise BootP DHCP servers provide undesired responses to the gateway s BootP requests be Use be 1 for the device to send device related initial startup information such as board type current IP address...

Страница 408: ...by clicking on its name from the list of templates in the window 2 Make changes to the parameters as required 3 Click Apply to save this new template 4 Click OK when you are finished editing template...

Страница 409: ...V6100 and V7122 User Guide 409 Reader s Notes...

Страница 410: ...Type Description Basic Packet Rate msec 0 G 711 Law 10 20 2 G 726 32 10 20 3 GSM FR 20 4 G 723 6 3 5 3 kbps 30 8 G 711 A Law 10 20 18 G 729A B 20 200 RTCP Sender Report Randomly approximately every 5...

Страница 411: ...C 2198 Redundancy Same as channel s voice coder 105 NSE Bypass Default RTP RTCP T 38 Port Allocation The following table describes V7122 gateway default RTP RTCP T 38 port allocation Table 89 Default...

Страница 412: ...ser Guide 120 7190 7191 7192 192 7910 7911 7912 240 8390 8391 8392 384 9830 9831 9832 480 10790 10791 10792 To configure the gateway to use the same port for both RTP and T 38 packets set the paramete...

Страница 413: ...V6100 and V7122 User Guide 413 Reader s Notes...

Страница 414: ...Trace Utility see PSTN Trace Utility TrunkPack Downloadable Conversion Utility Use the TrunkPack Downloadable Conversion Utility to Create a loadable Call Progress Tones file see Converting a CPT ini...

Страница 415: ...ini file see Configuring the Call Progress Tones To convert a CPT ini file to a binary dat file follow the next 10 steps 1 Execute the TrunkPack Downloadable Conversion Utility DConvert exe supplied...

Страница 416: ...ield is 256 characters The format of the Version field is composed of two integers separated by a period e g 1 2 23 4 5 22 The maximum length of the Version Description field is 256 characters 7 The d...

Страница 417: ...oadable Voice Prompts dat file from your voice recording files follow the next 7 steps 1 Execute the TrunkPack Downloadable Conversion Utility DConvert exe supplied with the software package the utili...

Страница 418: ...Double click or right click the required file s the File Data window shown in Figure 139 appears From the Coder drop down list select the required coder type In the Description field enter additional...

Страница 419: ...utton Select File under the section CAS File a Browse window appears 6 Navigate to the desired location and select the txt file you want to converted this automatically designates the output file as t...

Страница 420: ...age box informing you that the operation was successful indicates that the process is completed On the bottom of the Call Assisted Signaling CAS Files s screen the CAS output log box displays the log...

Страница 421: ...de ini file and the output decoded file appear in the fields under the Select File button Note that the name of the output file can be modified 4 Click the Decode File s button a decoded ini file with...

Страница 422: ...s and click the Add button Close the Select Files screen 5 For each raw data file define a Tone Type a Coder and a Default Duration by completing the following 6 steps Double click or right click the...

Страница 423: ...N interface to trace mode Operation Generating textual trace audit file for CAS protocols To generate a readable text file out of the binary trace file when using CAS protocols rename the PSTN trace b...

Страница 424: ...trace messages 6 Activate the Web page by entering V7122 IP address TrunkTraces such as http 10 8 8 101 TrunkTraces The user and password is the same for the unit 7 In the Web page set the trace level...

Страница 425: ...V6100 and V7122 User Guide 425 Figure 145 UDP2File Utility Reader s Notes...

Страница 426: ...is only available for Tel to IP calls Reason Header The gateway supports the Reason header according to RFC 3326 The Reason header is used to convey information describing the disconnection cause of a...

Страница 427: ...e 18 No user responding 408 Request timeout 19 No answer from the user 480 Temporarily unavailable 20 Subscriber absent 480 Temporarily unavailable 21 Call rejected 403 Forbidden 22 Number changed w o...

Страница 428: ...ce unavailable 65 Bearer capability not implemented 501 Not implemented 66 Channel type not implemented 480 Temporarily unavailable 69 Requested facility not implemented 503 Service unavailable 70 Onl...

Страница 429: ...internal error 127 Interworking unspecified 500 Server internal error Fixed Mapping of SIP Response to ISDN Release Reason Table 91 describes the mapping of SIP response to ISDN release reason Table...

Страница 430: ...127 Interworking 482 Loop detected 127 Interworking 483 Too many hops 25 Exchange routing error 484 Address incomplete 28 Invalid number format 485 Ambiguous 1 Unallocated number 486 Busy here 17 User...

Страница 431: ...V6100 and V7122 User Guide 431 Reader s Notes...

Страница 432: ...the module to which this trap relates For devices where there are no chassis options the slot number of the gateway is always 1 Alarm Traps The following tables provide information on alarms that are...

Страница 433: ...igurationError OID 1 3 6 1 4 1 5003 9 10 1 21 2 0 2 Default Severity Critical Event Type equipmentAlarm Probable Cause underlyingResourceUnavailable 56 Alarm Text Board Config Error text Status Change...

Страница 434: ...egrees F Alarm status Cleared Corrective Action Inspect the system Determine if all fans in the system are properly operating Table 95 acBoardEvResettingBoard Alarm Trap Alarm acBoardEvResettingBoard...

Страница 435: ...on Alarm status Corrective Action Table 97 acBoardCallResourcesAlarm Alarm Trap Alarm acBoardCallResourcesAlarm OID 1 3 6 1 4 1 5003 9 10 1 21 2 0 8 Default Severity Major Event Type processingErrorAl...

Страница 436: ...t found Use internal routing or Proxy lost looking for another Proxy Condition Proxy is found The clear message includes the IP address of this Proxy Alarm Status Cleared Table 99 acBoardOverloadAlarm...

Страница 437: ...trap is not sent The status stays major until reboot as it denotes a possible loss of information until the next reboot If an alarm is raised when the table is full it is possible that the alarm is a...

Страница 438: ...xt value Redundant link is down Condition Fault on both interfaces Alarm status critical text value No Ethernet link Condition Both interfaces are operational Alarm status cleared Corrective Action En...

Страница 439: ...equals SP i linkset i slc i Where i SP number i Link Set number i SLC number Otherwise there is NO additional text Additional Info1 varbind BUSY Condition Operational state of the link becomes IN SER...

Страница 440: ...traps that are not alarms These traps are sent with the severity varbind value of indeterminate These traps don t clear they don t appear in the alarm history or active tables One log trap that does...

Страница 441: ...nate Condition A performance counter has crossed the low threshold Trap status cleared Table 106 acHTTPDownloadResult Log Trap Trap acHTTPDownloadResult OID 1 3 6 1 4 1 5003 9 10 1 21 2 0 28 Default S...

Страница 442: ...me acBoardEvBoardStarted OID 1 3 6 1 4 1 5003 9 10 1 21 2 0 4 MIB AcBoard Severity cleared Event Type equipmentAlarm Probable Cause Other 0 Alarm Text Initialization Ended This is the 3Com Enterprise...

Страница 443: ...s acBoardTrapGlobalsName acBoardTrapGlobalsTextualDescription acBoardTrapGlobalsSource acBoardTrapGlobalsSeverity acBoardTrapGlobalsUniqID acBoardTrapGlobalsType acBoardTrapGlobalsProbableCause acBoar...

Страница 444: ...start the installation wizard run the Perl 5 8 win32 bin exe file 3 During the installing you are prompt to determine the Destination Folder under which the package is installed it is advised to provi...

Страница 445: ...llowing commands Apache exe n Apache2 k install Apache exe n Apache2 k start The installation and configuration are finished You are now ready to start using the HTTP server Linux Operation Systems It...

Страница 446: ...enables an unlimited number of requests during a persistent connection required for multiple consecutive HTTP POST requests for uploading the file Set MaxClients to 250 Change the mod_perl module lin...

Страница 447: ...V6100 and V7122 User Guide 447 Reader s Notes...

Страница 448: ...er functionality Required Working Tools The following working tools are required in order to set up V6100 OSN Server functionality Phillips screwdriver Straight regular screwdriver Wire cutter OSN Ser...

Страница 449: ...V6100 and V7122 User Guide 449 Figure 146 Connection Module CM Figure 147 OSN Server Figure 148 Hard Drive Module HDMX...

Страница 450: ...ing a Phillips screwdriver remove the black metal cover plate from the slot below the module labeled CPU as shown in Figure 149 Figure 149 V6100 Front Panel View 3 Insert the CM module in the slot bel...

Страница 451: ...ighten the mounting pins To install the OSN Server follow these 6 steps 1 Place the V6100 so that the rear panel is facing you as shown in Figure 151 Figure 151 V6100 Rear Panel View 2 Remove the blac...

Страница 452: ...Figure 153 V6100 With Cutter Tool 4 Insert the OSN Server in the first slot closest to the power connection as shown in Figure 154 Figure 154 Inserting the OSN Server Module 5 Push the OSN Server modu...

Страница 453: ...of the power connection as shown in Figure 152 3 Use the cutter tool to remove the small metal strip between the upper and lower slots as shown in Figure 153 4 Insert the Hard Drive HDMX module in th...

Страница 454: ...ollowing distributions RedHatTM Linux 9 RedHatTM Fedora Core 4 RedHatTM Enterprise 3 RedHatTM Enterprise 4 DebianTM 3 1 r0a Sarge SUSETM 9 3 SUSETM 10 Known issues with the following LinuxTM distribut...

Страница 455: ...eps 1 Connect the RS 232 cable from the PC to the RS 232 port on the V6100 2 Connect the USB connection cable from the external CD ROM to the USB port See the figure below Figure 156 V6100 Front Panel...

Страница 456: ...der Product Documentation select the V6100 link and click on V6100 OSN Server 4 Select Linux Boot Image and select the installation you need 5 Download the ISO image to a folder called Partner Install...

Страница 457: ...n the images folder on the CD Figure 158 Images Folder The images folder may be named differently on different Linux distributions 6 Copy the boot iso file to the Partner Install folder created in Ste...

Страница 458: ...ting the isolinux cfg File To edit the isolinux cfg file follow these 18 steps 1 Right click on the isolinux cfg file and select the Extract option Figure 160 Selecting Extract Option 2 Extract the is...

Страница 459: ...xtract Files 3 Press Extract A screen opens containing the extracted isolinux folder Figure 162 ISO Extract screen 4 Open the isolinux cfg file with a text editor that supports UNIX file format e g PS...

Страница 460: ...ppears kernel append 8 Add the following parameters to the append line of my_label text console ttyS0 115200 In the above string ttyS0 115200 consists of a capital S only zeros and one comma The kerne...

Страница 461: ...onsole ttyS0 115200 9 Save the changes to the isolinux cfg file 10 Close the text editor 11 Open the Partner Install folder and with the ISO editing utility open the boot iso file 12 Double click on i...

Страница 462: ...e has now been copied from the Partner Install folder to the boot iso image 18 Save the boot iso image in the Partner Install folder Stage 3 Burn the CD To burn the CD follow these 3 steps 1 Open a bu...

Страница 463: ...eate a new connection with the following settings Connect Port COM1 Baudrate 115200 bits per second Data Bits 8 Parity None Stop Bits 1 Flow Control None 5 Insert the Boot CD created in Stage 3 into t...

Страница 464: ...e kernel Ensure that the installation grub installer or lilo installer recognizes the serial console and contains the following text console ttyS0 115200 6 If there is no text i e the installer did no...

Страница 465: ...n the section below To create an ISO image using an ISO editor utility follow these 5 steps 1 Insert the 1st installation disk of the Linux Debian distribution into the CD ROM drive of the Windows PC...

Страница 466: ...download a utility that allows editing of an ISO image The WinISO program http www winiso com download htm may be used 2 Using Internet Explorer download a Unix File Format text editor PSPad http www...

Страница 467: ...er Install folder 4 Extract the isolinux cfg file by right clicking on the filename and selecting Extract Figure 172 Extract isolinux cfg 5 Extract the isolinux cfg file to the Partner Install folder...

Страница 468: ...Step 11 Editing the isolinux cfg File To edit the isolinux cfg file follow these 18 steps 1 Open the Partner Install folder and select the isolinux cfg file with a text editor that supports UNIX file...

Страница 469: ...F4 f4 txt F5 f5 txt F6 f6 txt F7 f7 txt F8 f8 txt F9 f9 txt F0 f10 txt If the timeout line does not exist do not add it 1 If you want to install kernel 2 6 rather than the default 2 4 version then a T...

Страница 470: ...ser Guide Figure 174 Deleting CFG 15 From the ISO edit utility menu select the Actions option followed by Add Files Figure 175 File Add 16 Navigate to the Partner Install folder select the isolinux cf...

Страница 471: ...CD Ensure that the boot iso file should be burned as an image and not as a data file Stage 5 Installation Now you have the boot media which enables the installation of the V6100 using the serial conn...

Страница 472: ...ish to use remove the Boot CD and insert the 1st Debian installation disk Select the language you wish to use 2 As you continue with the installation you should go through the following stages of the...

Страница 473: ...115200 9 Select Continue 10 The Finish the installation screen should appear followed by Installation complete 11 The installation should eject the CD Please remove the CD and close the tray 12 The sy...

Страница 474: ...tage 1 Obtaining the ISO Image In order to obtain an updated ISO image create it using the steps detailed in the section below To create an ISO image using an ISO editor utility follow these 5 steps 1...

Страница 475: ...t already done so download a utility that allows editing of an ISO image The WinIso program http www winiso com download htm may be used 2 Using Internet Explorer download a Unix File Format text edit...

Страница 476: ...er Install folder 4 Extract the isolinux cfg file by right clicking on the filename and selecting Extract Figure 181 Extract isolinux cfg 5 Extract the isolinux cfg file to the Partner Install folder...

Страница 477: ...Support page 2 Login with your Username and Password 3 Under Product Documentation select the V6100 link and click on V6100 OSN Server 4 Select Linux Boot Image and select the installation you need 5...

Страница 478: ...lent showopts 7 Remove the splash and showopts parameters if they appear in the append line Do not remove any other parameters in the append line especially the initrd parameter 8 Add the following pa...

Страница 479: ...nux append initrd initrd splash silent showopts apm off acpi off mce off barrier off ide nodma idewait 50 i8042 nomux psmouse proto bare irqpoll rescue label rescue kernel linux append initrd initrd s...

Страница 480: ...option followed by Add Files Figure 185 Add CFG File 19 Navigate to the Partner Install folder select the isolinux cfg file and press Open Figure 186 Partner Install Folder 20 The updated isolinux cf...

Страница 481: ...u have the boot media which enables SUSE installation of the V6100 using serial connection terminal with RS232 cable To complete the installation follow these 8 steps 1 Connect your Windows PC via ser...

Страница 482: ...tor 7 During the installation process the system may reboot at some stage In this case you will need to remove the CD from the CD ROM device 8 During the installation of the 5th CD the items should be...

Страница 483: ...V6100 and V7122 User Guide 483 Reader s Notes...

Страница 484: ...ager Czech 3Com Ltd t mto prohla uje e tento 2000 Series je ve shod se z kladn mi po adavky a dal mi p slu n mi ustanoven mi sm rnice 1999 5 ES Danish Undertegnede 3Com Ltd erkl rer herved at f lgende...

Страница 485: ...rajn relevanti li hemm fid Dirrettiva 1999 5 EC Norwegian Dette produktet er i samh righet med det Europeiske Direktiv 1999 5 Polish 3Com Ltd deklarujemy z pelna odpowiedzialnoscia ze wyr b 2000 Seri...

Страница 486: ...ct the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make necessary modifications to maintain uninterrupted service Should you experi...

Страница 487: ...rotection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructi...

Страница 488: ...tch Hierbij verklaart 3Com Ltd dat het toestel 1610 Series in overeenstemming is met de essenti le eisen en de andere relevante bepalingen van richtlijn 1999 5 EG English Hereby 3Com Ltd declares that...

Страница 489: ...ene iuo 3Com Ltd deklaruoja kad is 1610 Series atitinka esminius reikalavimus ir kitas 1999 5 EB Direktyvos nuostatas Spanish Por medio de la presente 3Com Ltd declara que el 1610 Series cumple con lo...

Страница 490: ...iscontinuance of service may be required But if advance notice isn t practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file complai...

Страница 491: ...ul interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or televi...

Страница 492: ...ch Hierbij verklaart 3Com Ltd dat het toestel 260 Series in overeenstemming is met de essenti le eisen en de andere relevante bepalingen van richtlijn 1999 5 EG English Hereby 3Com Ltd declares that t...

Страница 493: ...uo 3Com Ltd deklaruoja kad is 260 Series atitinka esminius reikalavimus ir kitas 1999 5 EB Direktyvos nuostatas Spanish Por medio de la presente 3Com Ltd declara que el 260 Series cumple con los requi...

Страница 494: ...iscontinuance of service may be required But if advance notice isn t practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file complai...

Страница 495: ...nterference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television...

Страница 496: ...OUR 3COM PRODUCT Customer Support Customer technical support and service are provided by 3Com Distributors Partners and Resellers from whom the product was purchased For Customer support for products...

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