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ELTEX TAU-36.IP, Operation Manual

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TAU-72.IP  TAU-36.IP 

Operation

 

Manual

 

Version 2.13.1 (November 2015) 

 

Universal Network Terminal 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for TAU-36.IP

Page 1: ...TAU 72 IP TAU 36 IP Operation Manual Version 2 13 1 November 2015 Universal Network Terminal ...

Page 2: ..._____ 2 TAU 72 IP TAU 36 IP Universal Network Terminal Firmware version 2 13 1 Linux version 290 Wed Mar 4 15 28 17 NOVT 2015 Firmware version v10_23_03_15 BPU version v20140909 date 2014 Sep 9 time 10 26 19 Factory default IP address 192 168 1 2 username admin password rootpasswd Document version Issue date Revisions Version 1 0 10 November 2015 First issue ...

Page 3: ...e button shown next to any configuration menu item e g on Network tab 6 When configuration is saved update firmware in a similar manner using the firmware version 2 13 1 file Verify that the name of the firmware version 2 13 1 file is firmware img72 If the current switch firmware version is 2 1 0 through 2 1 4 1 Download the firmware version 2 1 4 file http eltex nsk ru upload files tau36_72 tau36...

Page 4: ... http eltex nsk ru upload files tau36_72 2 13 1 firmware img72 2 Before firmware update restart the device to free up cache in RAM 3 In the equipment web interface select Service menu and then Firmware upgrade tab In the dialog window browse to the firmware version 2 13 1 file To do this click the Browse button in Universal firmware upgrade section and then click Upgrade firmware button Verify tha...

Page 5: ...gue phone unit icon Gatekeeper icon TAU Universal Network Terminal icon MES3124F Ethernet switch icon Softswitch ECSS 10 hardware software switch icon Digital subscriber PBX icon Network Connection icon Optical transmission medium Notes and warnings Notes contain important information tips or recommendations on device operation and setup Warnings are used to inform the user about harmful situation...

Page 6: ...onfiguration 35 5 1 1 5 1 SNMP monitoring 37 5 1 1 5 2 Device Configuration via SNMP 38 5 1 1 6 Syslog Protocol Configuration 48 5 1 1 7 Firewall configuration 49 5 1 1 8 NTP Configuration 51 5 1 1 9 TR 069 Monitoring and Management Protocol Configuration ACS 52 5 1 1 10 Automatic update configuration Autoupdate 54 5 1 2 VoIP Configuration PBX 56 5 1 2 1 Basic Configuration Main 56 5 1 2 2 SIP H32...

Page 7: ...stic File Operations 137 6 2 3 Port specific Statistics 137 6 3 Configuration writing readout 137 6 4 Setting password for admin user 138 6 5 Reset to Factory Defaults 139 7 SUPPLEMENTARY SERVICES USAGE 140 7 1 Calltransfer 140 7 2 Call Waiting 143 7 3 3 way conference 143 8 CONNECTION ESTABLISHMENT ALCORITHMS 147 8 1 Algorithm of a Successful Call via SIP Protocol 147 8 2 Call Algorithm Involving...

Page 8: ..._________________________________________________________________ _________________________________________________________________________________ 8 TAU 72 IP TAU 36 IP Universal Network Terminal TECHNICAL SUPPORT 205 ...

Page 9: ...units to packed based data networks accessible through copper wire or optical Ethernet interfaces TAU 72 IP TAU 36 IP could be used as a subscriber access point utilizing SIP SIP T and H 323 protocols and provides a perfect telephone communication solution for underpopulated areas offices dwellings and geographically dispersed facilities This operation manual describes intended use key specificati...

Page 10: ...2 Ethernet switch VoIP protocols H 323 SIP SIP T1 Static address and DHCP support Echo cancellation G 168 recommendation Packet loss concealment PLC Voice activity detector VAD Silence suppression DTMF tone detection and generation Fax transmission upspeed pass through T 38 UDP Real Time Fax Cisco NSE support V 152 support Flexible numbering scheme Operation with and without external gatekeeper H ...

Page 11: ...alling without Caller ID broadcasting Hotline warmline Call Hunt Call PickUp 3 way conference local or using conference server Voice message waiting indicator MWI Do Not Disturb SIP supported recommendations RFC 3261 SIP 2 0 RFC 3262 SIP PRACK RFC 4566 Session Description Protocol SDP RFC 3263 Locating SIP servers for DNS lookup SRV and A records RFC 3264 SDP Offer Answer Model RFC 3265 SIP Notify...

Page 12: ... support RFC 3361 DHCP Option 120 SIP OPTIONS Keep Alive SIP Busy Out NAT support 2 2 Typical Application Diagrams This manual covers the following TAU connection methods 1 Subscriber access point In this case the device acts as a gateway between analogue phone units and remote PBX see Fig 1 Gateway subscriber ports are registered at the software switch Softswitch Supplementary services in this me...

Page 13: ...g SIP H 323 protocols The device allows for unassisted processing of supplementary services call routing see Fig 2 Fig 2 TAU 72 IP TAU 36 IP distributed mini PABX 2 3 Product Design and Operating Principle Subscriber voice signals are served to audio codecs of subscriber units where they are encoded using one of the selected standards and then sent as digital packets to the controller via internal...

Page 14: ...f simultaneous channels supported by the device depending on the type of codec Codec Number of Channels G 711 A U G 729 20 80 G 729 A 10 G 723 1 G 726 Т 38 TAU 72 IP TAU 36 IP 72 72 62 58 72 54 36 36 36 36 36 36 Parameters of electrical Ethernet interface No of ports 3 Electrical connector RJ 45 Transfer rate Mbit s Autonegotiation 10 100 1000 Mbps s duplex Standards support 10 100 1000Base T Para...

Page 15: ...ation Connection types Static IP DHCP client Management WEB RS 232 console Telnet SSH Security User name and password verification HTTPS FTPS Physical specifications and ambient conditions Power voltage V1 0 V2 0 V3 0 V4 0 DC 36 60В DC 36 60В AC 150 250В 50 Гц When using a small unvented closet access setting load capacity structure one to Earl 0 4 port If you use of forced tional ventilation cabi...

Page 16: ...l Fig 4b TAU 72 IP v3 0 front panel appearance Fig 4c TAU 72 IP v4 0 front panel appearance mains DC Fig 4d TAU 72 IP v4 0 front panel appearance mains AC The front panel of the device TAU 72 IP is shown in Fig 4e f Fig 4e TAU 36 IP front panel appearance mains DC Fig 4f TAU 36 IP front panel appearance mains AC 1 2 3 5 4 5 5 5 6 7 8 1 2 3 5 4 5 5 5 6 7 8 2a 3 5 4 5 5 5 6 7 8 1 2 3 4 5 5 6 7 8 2а ...

Page 17: ...er supply with voltage 150 250VAC 50Hz depending on the order 3 F Function button 4 Power Power indicator Status Device operation indicator Alarm Alarm indicator Shows three types of alarms SFP SFP0 SFP1 SFP optical interface activity indicator 5 Line 1 18 19 36 37 54 55 72 CENC 36M connectors for contact pin assignment see Appendix A 6 10 100 1000 3 x RJ 45 ports of Ethernet 10 100 1000 Base T in...

Page 18: ...nts to cool each of them and displayed by fans perforated side panels on the left side The rest of the unit do not contain ventilation holes that allow to maintain the necessary internal pressure of air flow Do not block air vents with foreign objects This can lead to overheating of components of the device and cause trouble in its operation When installing the product in a closed ventilated cabin...

Page 19: ... blocking operating system loading flashes slowly once per second Error failure module sensor failure SFP module installed but there is no link flashes rapidly once per 200ms Fatal critical failure connection of the main application to subscriber ports is lost off normal state SFP SFP0 SFP1 solid green optical link is present off no optical link Ethernet interface state is shown by 1000 100 socket...

Page 20: ... A mounting set for 19 rack Operation manual on CD disk Declaration of conformity Passport For devices version v2 0 v3 0 v4 0 TAU 72 IP power DC PVS cable 2х1 5 2m For devices version v4 0 TAU 72 IP power AC Power cable Europlug If ordered delivery package may also include 1000Base T Mini Gbic SFP optical interface 1 2pcs 18 pairs of UTP CAT5E cable with СЕNC 36М connectors 2pcs 2 9 2 TAU 36 IP TA...

Page 21: ...ovided the following requirements are met Ambient temperature from 0 to 40 C Relative humidity up to 80 at 25 C Atmosphere pressure from 6 0х10 4 to 10 7х10 4 Pa from 450 to 800 mm Hg 4 The device should be not be exposed to mechanical shock vibration smoke dust water and chemicals 5 To avoid components overheating which may result in device malfunction do not block air vents or place objects on t...

Page 22: ...performance will not exceed 0 8 Erlang per subscriber unit Ground the case of the device after installation This should be done prior to connecting the device to the power supply An insulated multiconductor wire should be used for earthing The device grounding and the earthing wire section should comply with Electric Installation Code The earth bonding point is located at the right bottom corner o...

Page 23: ...o set password for access via telnet and ssh password is not defined by default and also change administrator operator and non privileged user passwords to access the web interface For setting password for access via telnet and ssh see Section 6 4 Setting password for admin user For setting password for access via web interface see Section 5 1 6 6 Password We recommend to write down and store defi...

Page 24: ...Access1 To configure the device establish connection in the web browser e g Firefox Internet Explorer etc Enter device IP address into address bar of web browser TAU 72 IP TAU 36 IP factory default IP address 192 168 1 2 network mask 255 255 255 0 After entering IP address the device will request username and password Initial startup username admin password rootpasswd The following menu will appea...

Page 25: ...igurator allows you to select from two interface languages Russian Ru and English En Firmware version ru postfix means that the default interface language is Russian and en postfix stands for English To change the interface language select the respective link in the web configurator header bar on the right side Example of web configurator menu in Russian In all tabs Save button stores configuratio...

Page 26: ...figuration menu windows Table 6 Description of configuration menu administrator access Menu engl Description Section Network settings Adjustment of the device network settings 5 1 1 Network Configuration of network settings 5 1 1 1 VLAN conf VLAN configuration 5 1 1 2 Route Static route configuration for WAN and VLAN interfaces 5 1 1 3 Hosts Local DNS server configuration 5 1 1 4 SNMP SNMP agent c...

Page 27: ... control Quality of service functions and bandwidth limits configuration 5 1 3 4 Monitoring Device monitoring 5 1 4 Port Device subscriber ports status information 5 1 4 1 Status Gateway hardware platform status information voltages temperature sensors fans SFP data 5 1 4 2 Switch Switch port state monitoring 5 1 4 3 Suppl Service Information on the current status of supplementary services on subs...

Page 28: ...ion the data transfer process is not encrypted SSH is a protocol that allows to establish remote control over the network Serves the similar purpose as TELNET protocol but unlike the latter provides encryption of the transferred data LLDP Link Layer Discovery Protocol is a data link level protocol that allows network equipment to notify the neighbouring devices located in a local network on their ...

Page 29: ..._______ TAU 72 IP TAU 36 IP Universal Network Terminal 29 Network settings Enable DHCP when checked use DHCP protocol to obtain device network settings otherwise fixed settings WAN settings will be used Supported options 1 network mask 3 default network gateway address 6 DNS server address 12 device network name 15 domain name 28 network broadcast address ...

Page 30: ... of a gateway that receives all the traffic falling outside the scope of every static routing rule Primary DNS IP primary DNS server address To use a local DNS enter IP address 127 0 0 1 into the field Secondary DNS IP secondary DNS server address DHCP Options Alternative option 60 enable when checked use alternative Option 60 value specified by user Otherwise in Option 60 DHCP request the device ...

Page 31: ...peration Connection Settings Use PPPoE when checked enable PPPoE connection Username username for PPP server authentication Password password for PPP server authentication VLAN when checked use separate VLAN for PPPoE access VLAN ID VLAN identifier MTU maximum transmission unit that could be transferred through PPP interface without fragmentation LLDP Settings Enable LLDP when checked enable LLDP ...

Page 32: ...ace TELNET or SSH transmission of signals SIP H 323 RAS protocol data and voice traffic RTP through a single or multiple virtual local area networks This feature may become useful when a separate network is used for device management in organization You don t have to reboot the gateway in order to apply VLAN settings When applying settings all current calls will be terminated IP addresses assigned...

Page 33: ...ype VLAN Number you can assign one of three configured VLANs VLAN1 VLAN2 VLAN3 or PPPoE interface to the specific traffic type RTP VLAN PPPoE assignment for voice traffic Signaling SIP H 323 VLAN PPPoE assignment for SIP H323 signal traffic Control Web Telnet VLAN PPPoE assignment for gateway management via web interface telnet and SSH To apply changes click Submit Changes button To discard all ch...

Page 34: ... description gateway pairs the format is described in RFC 3442 5 1 1 4 Local DNS Hosts In Hosts submenu you can configure settings required for local DNS operation To enable local DNS enter 127 0 0 1 into Primary DNS IP field in the Network tab Local DNS allows the gateway to obtain IP address of the communicating device by its network name hostname You may use local DNS in cases when DNS server i...

Page 35: ...sensors via SNMP protocol In SNMP submenu you can configure settings of SNMP agent Device supports SNMPv1 SNMPv2c SNMPv3 protocol versions For detailed monitoring parameters and Traps description see MIBs on disk shipped with the gateway After implementation of changes click Submit Changes button to discard all changes click Undo All Changes button to save changes click Save button SNMP configurat...

Page 36: ...rd Password should contain 8 characters or more View type account access mode selection Read Write read write mode Read only read only mode Delete click this button to delete all accounts for access via SNMP v3 Click Configure button to apply SNMPv3 user configuration Settings will be applied immediately Click Delete button to delete the record To discard all changes made to configuration click Un...

Page 37: ...tory setting omsLinuxVersion Linux version omsFirmwareVersion Media processor version omsBPUVersion Subscriber unit firmware version omsFactoryType Device type factory setting omsFactoryMAC Factory default MAC address omsProductClass Hardware platform version Platform Sensor Parameters Object identifier enterprises 35265 1 9 10 fxsMonitoringVMode subscriber sets power mode fxsMonitoringVBat voltag...

Page 38: ...s conference 3 way conference busy sending busy tone hold port is on hold testing port is in testing mode List of possible registration states off registration disabled ok successful registration failed registration failed Call Group Monitoring Object identifier enterprises 35265 1 9 41 serialGroupPhone Group sequential number serialGroupRegistrationState SIP server registration status serialGroup...

Page 39: ...PortConfigSipPort SIP Port 0 to 65535 fxsPortConfigCfgPriOverCw CFB has priority over CW fxsPortConfigRowStatus Row status required in SNMP SET Value for storing data in a file 1 fxsPortConfigDvoCwEn Call waiting enable fxsPortConfigDvoCtAttendedEn Call transfer attended enable fxsPortConfigDvoCtUnattendedEn Call transfer unattended enable fxsPortConfigDvoUnconditionalEn Call forward unconditional...

Page 40: ...a in a file set 1 as value profilePortsCpcRus CPC RUS These settings match ones described in Section 5 1 2 4 Configuration of common SIP parameters Object identifier enterprises 35265 1 9 30 1 1 sipCommonEnablesip Enable SIP sipCommonShortmode Short mode sipCommonTransport Transport sipCommonSipMtu SIP UDP MTU sipCommonInviteTotalT Invite total timeout 1000 to 39000 sipCommonInviteInitT Invite ini...

Page 41: ...s 35265 1 9 46 1 clType Host of neighbour gateway radiobutton clHostOfNeighbourGateway Host of neighbour gateway area clSimultaneousCallsCount Simultaneous calls count clRowStatus Row status This parameter is mandatory for SNMP SET To store data in a file its value should be as follows to change the limit record set value 1 to add a record value 4 to remove a record value 2 Distinctive ringing ser...

Page 42: ...imeout 0 to 300 sipProfileMode Proxy mode sipProfileOptions Home server test sipProfileKeepalivet Keepalive time 10000 to 3600000 ms sipProfileDomainToReg Use domain to Register sipProfileDomain SIP Domain up to 20 characters sipProfileRegisterRetryInterval Registration Retry Interval 10 to 3600 sipProfileOutbound Outbound sipProfileInboundProxy Inbound sipProfileExpires Expires 10 to 345600 sipPr...

Page 43: ...CAPNameForCallHold XCAP name for call hold sipProfileXCAPNameForExplicitCallTransfer XCAP name for explicit call transfer sipProfileUseAlertInfo Alert Info sipProfileFullRuriCompliance Full RURI compliance sipProfileChangeover Changeover These settings match ones described in Section 5 1 2 2 3 Configuration of the distinctive type ring with alert info header Object identifier enterprises 35265 1 9...

Page 44: ...erprises 35265 1 9 30 5 1 1 Data readout performed for enterprises 35265 1 9 30 5 1 1 fxsDialPlanNext n identifier allows you to get the number of the next free record in SIP profile routing table You can configure up to 300 records in total profileDialPlanHost IP address up to 40 characters profileDialPlanDigits Prefix up to 20 characters profileDialPlanTimeout Timeout 0 to 20 profileDialPlanMinD...

Page 45: ...o 20 characters fxsSerialGroupsAuthPass Password up to 20 characters fxsSerialGroupsPorts Ports up to 48 characters fxsSerialGroupsSipProfile Sip Profile fxsSerialGroupsRowStatus Row status This parameter is mandatory for SNMP SET To store data in a file its value should be as follows to change the serial group record set value 1 to add a record value 4 to remove a record value 2 These settings ma...

Page 46: ...Number of source ports allSourcePorts All source ports startingDestinationPort Starting destination port numberOfDestinationPorts Number of destination ports allDestinationPorts All destination ports ruleTarget Target ruleMoveTo Moves the rule in the table specify a row to move the rule into 1 to 30 ruleRowStatus Row status This parameter is mandatory for SNMP SET To store data in a file its value...

Page 47: ... 4 1 35265 4 10 2 0 Request format TFTP server IP address Configuration file name upload Example 192 168 16 44 cfgTau72 crypt upload Device configuration upload To do this send set request to OID 1 3 6 1 4 1 35265 4 10 2 0 Request format TFTP server IP address Configuration file name download Example 192 168 16 44 cfgTau72 crypt download Apply loaded changes To do this send set request to OID 1 3 ...

Page 48: ... and signalling protocols as well as occurred failures and sends them to SYSLOG server Syslog configuration Run syslog on startup when checked run Syslog on device startup Syslog to file when checked save Syslog into file to view it later via web interface Syslog server Syslog server IP address Syslog Port port for Syslog server incoming messages 514 by default High debug levels may cause delays i...

Page 49: ...IP protocol log level H 323 H 323 Log Level H 323 protocol log level VAPI Enabled when checked VAPI library logging is enabled otherwise it is disabled Lib Level VAPI library log level App Level VAPI log level from the application side Use Start and Stop buttons to start and stop the output of logging information to the system log Use Show and Clear buttons available in syslog file saving mode to ...

Page 50: ...g packets protocol that the rule to be applied to Any for UDP and TCP UDP for UDP TCP for TCP ICMP for ICMP Type of message ICMP type of ICMP message that the rule is created for Starting source port starting TCP UDP port of the source port range Number of source ports number of ports in the source port range All source ports when checked the rule applies to packets with any source port value Star...

Page 51: ...tton to apply the rules Next you should click Commit changes button in two minute interval after approving new rules otherwise previous settings will be restored To discard all changes made to configuration click Undo All Changes button To store changes to non volatile memory of the device click Save button 5 1 1 8 NTP Configuration NTP is a protocol designed for synchronization of real time clock...

Page 52: ... means that DST settings are not used for this timezone DST settings will be applied only after the device is restarted DST enable when checked device will perform daylight saving change and the set back process Default DST allows to set standard DST periods for the current timezone DST start defines the moment of daylight saving change DST end defines the moment of set back process DST offset min...

Page 53: ...ent When public address is identified the client reports it to the server that uses this public address for establishing connection to the client in the future NAT mode TR 069 client operation mode in the presence of NAT identifies the method that will be used by client for obtaining its public address information Available modes STUN use STUN protocol for public address identification When choosi...

Page 54: ... autoupdate procedure Username login to access the autoupdate server Password password to access the autoupdate server Autoupdate server autoupdate server IP address or network name Configuration file name of the configuration file located on autoupdate server and its path Firmware versions file name of the firmware versions file located on autoupdate server and its path Configuration update inter...

Page 55: ...parameters 3 Login username used by client to access the ACS server 4 Password password used by client to access the ACS server 5 autoupdate server address Address should be received in the following format proto address port where proto protocol FTP TFTP HTTP HTTPS address autoupdate server IP address or domain name port autoupdate server port optional parameter 6 autoupdate configuration file na...

Page 56: ...on Use prefix SIP T when checked Prefix SIP T parameter value will be used as a PBX prefix This prefix will be added before the subscriber s number and will affect the number type if the prefix is present subscriber s number will be national if it is absent then the number will be subscriber passed in CgPN parameter Prefix SIP T PBX prefix numeric string Use prefix SIP T and Prefix SIP T parameter...

Page 57: ...any submodule exceeds the threshold value by 15 C fans will start at 7 8 speed When temperature of any submodule exceeds the threshold value by 20 C fans will start at maximum speed To apply changes click Submit Changes button To discard all changes made to configuration click Undo All Changes button To store changes to non volatile memory of the device click Save button 5 1 2 2 SIP H323 Profiles ...

Page 58: ...TE message transmission in milliseconds When this timeout expires the direction is deemed to be unavailable Allows to limit INVITE message retransmission including messages used for SIP proxy availability identification Invite total timeout parameter is calculated depending on the required number of INVITE message retransmissions and the time interval between first and second INVITEs Invite initia...

Page 59: ...ss for voice and signal traffic delivery to the gateway If NAT is used for incoming calls to the gateway NAT address may be specified in request URI Therefore in order to process calls you should set Full RURI compliance option in SIP profile Use STUN use STUN protocol for public NAT address discovery This setting is available only if the gateway operates via SIP protocol with UDP transport i e th...

Page 60: ... faststart procedure is not used Q 931 H 225 allows to establish and control a connection RAS allows for gatekeeper interactions H 235 authenticates calls during gatekeeper interactions Н 450 1 used during put on remove from hold Gatekeeper allows for call processing inside its zone and interaction with other zones as well as call management During gatekeeper operations the gateway should register...

Page 61: ...eception of supported hash method in GCF message This setting applies to operations with gatekeepers that do not send used hash method in a response to GRQ request In this case the gateway will transfer MD5 encrypted authentication data for all RRQs even if supported hash method is not received from the gatekeeper Disable faststart when checked faststart feature will be disabled Disable tunneling ...

Page 62: ...h is transferred as symbol Q931 Keypad IE for DTMF and flash transmission flash is transferred as symbol Keypad information element is used in INFORMATION Q931 message Bearer capability select information transfer service Speech Unrestricted Digital Restricted Digital 3 1 kHz Audio unrestricted Digitals with Tones We recommend using value 3 1 kHz Audio All other values used only for compatibility ...

Page 63: ..._______________________ TAU 72 IP TAU 36 IP Universal Network Terminal 63 5 1 2 2 3 SIP Custom Parameters Profile N SIP Custom In Profile n SIP Custom tab you may configure SIP protocol parameters for each profile You don t have to reboot the gateway in order to apply SIP settings When applying settings all current calls will be terminated ...

Page 64: ...y is not available the querying will continue in a cycle beginning from the main SIP proxy In the homing mode three types of the main SIP proxy management are available periodic transmission of OPTIONS messages to its address periodic transmission of REGISTER messages to its address or transmission of INVITE request when performing outgoing call First of all INVITE request is sent to the main SIP ...

Page 65: ... performed according to the routing plan on SIP proxy will be used for outgoing calls in all cases with busy tone SIP proxy will be used for outgoing calls in all cases If subscriber port is not registered for some reason busy tone will be played on this port when the phone is offhook Dial timeout for Outbound dialling timeout for the next digit in Outbound mode in seconds To dial without a timeou...

Page 66: ... not generate a ringback tone Ringback with 180 ringing when an incoming call is received the gateway will generate a ringback tone and send it to the communicating gateway in the voice frequency path Voice frequency path forwarding will be performed along with 180 ringing message transmission via SIP protocol Ringback with 183 progress when an incoming call is received the gateway will generate a...

Page 67: ... service generates refer to header which in addition to the address of a subscriber the call being transferred to adds replaces tag that contains DIALOG ID Call ID to tag from tag of a replaced call It is recommended to use replaces tag in operations with SIP server as this option mostly does not require the establishment of a new dialogue between SIP server and the subscriber that the call is bei...

Page 68: ...CRIBE requests after subscriber registration and will only process NOTIFY requests received from IMS which are used for service management Explicit subscription to IMS services in this subscription option gateway will send SUBSCRIBE requests after subscriber registration and upon successful subscription will process NOTIFY requests received from IMS which are used for service management When Enabl...

Page 69: ...upport reliable provisional responses it should reject the request with message 420 and provide the following tag unsupported 100rel In this case the second INVITE request will be sent without the following tag required 100rel off do not send any of the following tags in INVITE request supported 100rel and required 100rel In this case communicating gateway will perform unreliable transfer of provi...

Page 70: ...ng and U law is non linear The U law encoding is used in North America and the A law encoding in Europe G 723 1 is a voice data compression codec allows for two operation modes 6 3kbps and 5 3kbps G 723 1 codec has a voice activity detector and performs comfort noise generation at the remote end during period of silence Annex A G 723 1 codec is used together with Silence compression setting When t...

Page 71: ...efining codec compatibility non standard codec description is sent via SIP a rtpmap 18 G729А 8000 a fmtp 18 annexb no Use G 729B use G 729 annexВ codec Use G 726 32 use G 726 32 codec G 726 32 codec used only in SIP protocol operations In Packet coder time section you should define packetization time i e amount of voice data in milliseconds ms transmitted in a single RTP protocol voice packet G711...

Page 72: ...smission method is configured on the opposite gateway Flash Transfer short clearback Flash transmission method Flash transmission by the subscriber s port via IP network is possible only when Flash function operation mode Transmit flash is configured on this port see Section 5 1 2 4 Disabled Flash transmission is disabled RFC2833 Flash transmission is performed according to RFC2833 recommendation ...

Page 73: ...use G 711A codec for fax transmissions Switching to G 711A codec will be performed when the corresponding tones are detected fax transfer G 711U use G 711U codec for fax transmissions Switching to G 711U codec will be performed when the corresponding tones are detected T 38 mode use Т 38 protocol for fax transmissions Switching to T 38 will be performed when the corresponding tones are detected Of...

Page 74: ...mmendation Silence suppression when checked use voice activity detector VAD and silence suppression SSup otherwise they will not be used Voice activity detector disables transmission of RTP packets during periods of silence reducing loads in data networks Echo canceller when checked use echo cancellation tail length is up to 128ms NLP disable when checked use echo cancellation with disabled non li...

Page 75: ...ious factors e g network overload voice data packets may be served to the gateway at different speeds and their arrival order may change Such event is called jitter In order to compensate the jitter effect the jitter buffer has been implemented In jitter buffer packets are saved as soon as they are received Voice packets that came out of sequence earlier or later have their sequential number analy...

Page 76: ...the routing rule If a number dialled by the subscriber falls within the scope of a single rule the call will be routed by this rule If a dialled number falls within the scope of multiple rules the call will be routed by the rule with the highest priority When dialled number does not match any rules busy tone will be played to the subscriber When SIP proxy operates in outbound mode all calls are ro...

Page 77: ...SIP proxy SIP Direct IP SIP point to point protocol operation SIP T Direct IP SIP T point to point protocol operation PickUp Group pickup group Address IP address of a communicating gateway in point to point operation mode specified when H 323 Direct IP SIP Direct IP is used Modifier dialling modifier enables translation of a callee number Modifier is added at the beginning of a dialled number Num...

Page 78: ...ing timeout for the next digit of a number should be greater than zero In this case when user dials the number with length that matches the minimum quantity of digits gateway will wait for the next digit dialling during the specified timeout If the digit is not dialled prefix call will be performed with the minimum quantity of digits if the digit is dialled the timer will restart and the gateway w...

Page 79: ...ssion routing rules select Regular Expression Dialplan from the Dialplan drop down list Protocol VoIP protocol name H 323 SIP H 323 may be used in profile 1 only L timer activates when the gateway detects the necessity of dialling of at least one more digit in order to achieve the compliance with any of the dialplan rules S timer activates when the dialling complies with one of the rules but there...

Page 80: ...character located outside the parentheses a range or symbols min minimum repetition count max maximum repetition count max equal to 0 max min equal to min inf Example 5 2 5 5 could be dialled up to 5 times Equal to the following record 55 555 5555 55555 dot special symbol means that a preceding digit range or characters may be repeated from one to infinity times Equivalent to a record 0 Example 5х...

Page 81: ... gatekeeper Example 1xxxx 192 168 16 13 5062 all five digit dials beginning with 1 will be routed to IP address 192 168 16 13 to port 5062 pickup x xx pickup group code dialling You may specify multiple pickup groups using comma Example 8 pickup 1 8 code is used for the first pickup group local routing inside the gateway to a local IP address Must be used for internal routing when the device recei...

Page 82: ... in Alert Info header Alert Info header appears as follows http ipaddr signal where ipaddr IР address of a device that the signal should be played from not processed at TAU signal signal name that should be used for generation of non standard ringing Distinctive Ring rule non standard ringing generation rule Ringing tone is cyclic The rule includes up to 6 pairs of impulse pause values all values ...

Page 83: ...ls operation TCP port min the lower limit of a TCP port range TCP port max the upper limit of a TCP port range UDP port range RAS range of network ports used for Н 323 stack RAS protocol operation RAS protocol is used during gatekeeper interactions UDP port min the lower limit of a UDP port range UDP port max the upper limit of a UDP port range RTP port range RTP range of network ports used for vo...

Page 84: ...e specified decimally For utilized values see Table 7 Other Verify remote media address when checked apply control to the media traffic received otherwise it will not be controlled This function controls the received media traffic voice traffic T38 fax for established connection If this traffic comes in from the host or port not specified in SIP H 323 signalling exchange it will be rejected To avo...

Page 85: ...Ports menu you may configure subscriber ports of the device You may use up to 8 subscriber profiles to configure the following port settings CallerID mode Flash impulse duration signal levels strengthening weakening priority between CFB and CW services Music on hold service payphone mode In Subscriber profile item of the Custom tab you may assign one of the configured subscriber profiles to each p...

Page 86: ... will be sent in from field and tel uri will be used instead of sip uri Process flash flash function operation mode short clearback For parameter description see below Subscriber profiles number of the subscriber profile which parameters will be used for the current port use PBX Ports Subscriber profiles tab to configure subscriber profile parameters SIP H323 profile SIP H323 profile number that w...

Page 87: ... ID method The number is served between the first and second calls on the line by dual frequency DTMF impulses Fsk_bell202 Fsk_v23 FSK Caller ID method using bell202 standard or ITU T V 23 The number is served between the first and second calls on the line by a stream of data with a frequency modulation To enable Caller ID information reception connected phone unit should support the configured Ca...

Page 88: ... If the Flash Transmit flash impulse transmission mode has been configured the absence of the effect may also mean that the opposite gateway is not processing Flash received from the IP network Gain receive 0 1 dB volume of voice reception gain of the signal received from the communicating gateway and output to the speaker of the phone unit connected to TAU 32М IP gateway Gain transmit 0 1 dB volu...

Page 89: ...mode with polarity reversal Perform line power polarity reversal on subscriber s response and return it to original state on clearback 12kHz payphone mode without polarity reversal Generates 12 kHz meter pulse 16kHz payphone mode without polarity reversal Generates 16 kHz meter pulse CPC when checked perform a short time break of the subscriber loop on clearback from the opposite subscriber s side...

Page 90: ...phone lines Alternative number alternative subscriber s number This number will be an alternative Caller ID of a subscriber and will be displayed on the subscriber s Caller ID display transferred in the from field URI in SIP protocol operations Use alternative number as contact only for serial groups members use an alternative number as a subscriber s contact transferred in contact header via SIP ...

Page 91: ...n for incoming calls is enabled Disabled when checked the port is disabled SIP port local UDP port used for port operations via SIP protocol Process flash flash function operation mode short clearback When flash button is pressed on the subscriber s phone unit if the duration of dialling falls within the range Min Flashtime Max Flashtime there are several gateway behaviours Transmit flash transmit...

Page 92: ... tone will become continuous Voice message box operation depends on the Softswitch resources TAU only plays the notification This setting will not work if IMS mode Enable IMS parameter in SIP profile settings is enabled on the device Common tab FXS type port common settings Description of fields is equivalent to PBX Ports Subscriber profiles tab fields shown above Exclamation mark symbol means tha...

Page 93: ...e subscriber is out of service For each service the number that the call is forwarded to is shown in the rightmost field of the row CFNR timeout subscriber response timeout in seconds for Call forward on no reply service Against each service there is a number that the call will be forwarded to Suppl Service tab allows you to enable disable supplementary services For detailed description of supplem...

Page 94: ...al PickUp tab add remove ports to from the pickup groups For detailed description of pickup group operations see Section 5 1 2 8 Membership in PickUp groups defines pickup groups that the port belongs to Subscriber port that belongs to the group will be able to pickup the call received on any other port of this group To apply settings click Apply button To reset settings to default values click De...

Page 95: ...scriber but in order to use a specific service the subscriber must enable it first at the service provider Service providers may create their own service plans containing several supplementary services To do this in 5 1 2 4 section on Suppl Service tab select the checkboxes against the desired supplementary services Subscribers may manage state of services from their phone units The following feat...

Page 96: ...nal Call forward unconditional service Call forward on busy Forward on busy service Call forward on no answer Forward on no answer service Call forward on out of service Forward on out of service service Call waiting Call waiting service Do not disturb Do not disturb service Code supplementary service code Activate service activation Deactivate service cancellation Option access code used for serv...

Page 97: ...up mode the call comes in to all free ports of the group simultaneously When one of the group members answers call transmission to other ports stops In the delayed group mode the call comes in to the first free port in the group list and then after the specific timeout the next free port in the list will be added to the main one and so on When one of the group members answers call transmission to ...

Page 98: ...ituations when all group ports are busy clear call clearback wait call queueing SIP H323 profile SIP H323 profile number that will be used for the current group Enabled when checked the call group is enabled If the call group does not contain any ports the group will not be used even with Enabled flag checkbox selected SIP port local UDP port used for group operations via SIP protocol To edit para...

Page 99: ...kup groups in total Pickup group subscriber group authorized to receive or intercept any calls directed at another subscriber of the group I e each subscriber port that belongs to the group will be able to pickup the call received on any other port of this group by dialling a pickup code To configure a pickup code use PBX SIP H323 Profiles Profile n Dialplan tab for description see Section 5 1 2 2...

Page 100: ...n To store changes to non volatile memory of the device click Save button Service usage The call comes in to the phone unit of a subscriber that belongs to the pickup group If the subscriber is unavailable or cannot answer the call for some reason another subscriber that belongs to that group may answer the incoming call To do this they should pick up the phone and dial a pickup code and the conne...

Page 101: ... allows for the non standard ringing to the callee which allows to identify the number group of numbers that the call is originated from In total 32 variations of the distinctive ring may be used Rule mask of the number of the caller that will trigger the distinctive ring with a call to the requested port Ring ringing duration Pause pause duration Subscriber profiles subscriber profiles which port...

Page 102: ... 138 1 3 or 8 Range and enumeration 0 9 0 to 9 and also and min max define the repetition count for a character located outside the parentheses a range or symbols min minimum repetition count max maximum repetition count max equal to 0 max min equal to min inf Example 5 2 5 caller s number may be equal to 55 555 5555 or 55555 dot special symbol means that a preceding digit range or characters may ...

Page 103: ...ontains one or several modification rules Dialed number regexp rule dialled number mask Dialed number modification dialled number modification rule Calling number modification modification rule for TAU subscriber s number caller s number Dialled number mask record rule Rule1 Rule2 RuleN Caller number mask syntax logical OR used to separate rules X or х any number from 0 to 9 equal to a range 0 9 0...

Page 104: ...ncated breakdown finish all other digits of a number remain unchanged 0 9 and without sign substitution of a digit in this position Example When calling to six digit numbers beginning with 5 and 6 you need to transform the subscriber number in such manner as to add 383 prefix into the beginning of the subscriber number and replace the first digit of the dialled number to 7 Dialed number 5 6 xxxxx ...

Page 105: ... apply 4 802 1q Port based VLAN 802 1q mode may be used in combination with Port based VLAN In this case IEEE Mode value should be set to Fallback for all ports mutual availability of data ports should be set to Output with the respective checkboxes For VLAN operation use Enable VLAN Default VLAN ID Egress and Override settings Also routing rules described in 802 1q routing table in 802 1q tab wil...

Page 106: ...hen it falls within a scope of routing rules specified in the record of this table otherwise routing rules specified in egress and output will be applied to it check if a packet with VID is received through the port and there is a record in a 802 1q routing table for this packet then it falls within a scope of routing rules specified in the current record of this table even if this port does not b...

Page 107: ...Traffic Mirroring To perform tracing you should do the following 1 Configure hub mode in Switch tab select Hubmode checkbox then click Update Switch and Commit buttons consequently 2 Connect a PC to perform the tracing directly to TAU Ethernet port 3 Run the application on the PC that captures network traffic In the application select Ethernet interface connected to TAU as a traffic capture interf...

Page 108: ...ved untagged packets will always be sent without VLAN tag by this port tagged packets will always be sent with VLAN tag by this port not member packets with specified VID will not be sent by this port i e the port is not the member of VLAN override when checked override 802 1р priority for this VLAN otherwise leave the priority unchanged priority 802 1р priority assigned to packets by VLAN if over...

Page 109: ...th control submenu you may configure Quality of Service functions and bandwidth restrictions Default vlan priority 802 1р priority assigned to untagged packets received by this port If 802 1р or IP diffserv priority is already assigned to the packet this setting will not be used default vlan priority will not be applied to packets containing IP header when one of the QoS modes is in use DSCP only ...

Page 110: ...mode is not suitable for restriction of TCP IP traffic coming to the port It was designed to prevent the broadcast storm If you try to restrict TCP IP traffic using this mode the result will not match the configured value ingress rate prio 0 kbps bandwidth restriction for incoming port traffic priority 0 Permitted values from 70 to 250000kbps ingress rate prio 1 bandwidth restriction for incoming ...

Page 111: ...owest priority Weighted packet distribution to outgoing queues 3 2 1 0 is as follows 8 4 2 1 5 1 4 Monitoring In Monitoring menu you may monitor the device status 5 1 4 1 Subscriber Port Monitoring Port In Port submenu you may view the information on device subscriber port status Features Port subscriber port State number configured on the port port state last known reason for port blocking onhook...

Page 112: ...corresponding to this port FXS statistic request statistics of voice traffic transmission for this port Information about the blocking If port was in blocked state then Last block cause link will be active reason and time of the last known port blocking leakadge current has exceeded the permissible parameters leakage current block temperature current has exceeded the permissible parameters tempera...

Page 113: ...when the test finishes hover the mouse cursor over the result link located against the respective port or open the test results window by clicking the link Description of Port test results informational window Common result test result status Foreign DC voltage В RING V foreign voltage in В wire RING V Foreign DC voltage A TIP V foreign voltage in A wire TIP V Line supply voltage V line power supp...

Page 114: ...error may be caused by a phone offhook or a wire or ground short circuit EXTERNAL VOLTAGE FAILURE external voltage measured in line wires falls outside of allowable limits 5V 5V TEST ERROR test is interrupted by a processor command Click Hide test result button to remove test result information When you click Hide all button all results for conducted tests of all types will be deleted Performed Ca...

Page 115: ...antity of received voice packets Received octets quantity of bytes in received voice packets Hide test results Hide blocking info Hide FXS FXO statistics Hide all buttons allow to hide line test data blocking data FXS FXO statistics and all listed data respectively When you click Hide FXS statistics button generated statistics on performed calls on this port will be deleted When you click Hide all...

Page 116: ...orking with sets of 1 36 the second with sets of 37 72 Temperature C temperature measured by sensors each submodule has its own temperature sensor Fan state state of the fan fan is on fan is off image blinks periodically faulty fan Fans will turn on automatically when the temperature exceeds 55 C and turned off when the temperature falls below 45 C SFP 0 Status SFP 1 Status status of SFP0 SFP1 opt...

Page 117: ...oring CPU usage percentage of CPU utilization Disk space information on disk space Size disk space in kbytes Available amount of free disk space in kbytes Memory RAM Total total amount of RAM in kbytes Free free amount of RAM in kbytes 5 1 4 3 Switch Port Status Monitoring Switch In Switch menu you may view status of integrated Ethernet switch ports The switch is equipped with 3 x Gigabit Ethernet...

Page 118: ...ng Suppl Service In Suppl Service submenu you can view the current status of supplementary services for subscriber ports of the device Description of informational window Port subscriber port number Enable service state enable enabled disable disabled Status service status There are three status types for Call transfer service Attended Call transfer service is enabled with the wait for response of...

Page 119: ...or the call forwarding in the status field Services Call transfer Call transfer service Call forward unconditional Call forward unconditional service Call forward on busy Forward on busy service Call forward on no answer Forward on no answer service Call forward on out of service Forward on out of service service Call waiting Call waiting service Do not disturb Do not disturb service Use Refresh b...

Page 120: ...enabled Hot number number that will receive the call when Hotline warmline is enabled Service statuses Off IMS management is disabled Disable service is disabled Enable service is enabled Use Refresh button to refresh table data 5 1 4 6 Serial Group Registration Status Monitoring In Serial groups menu you may view the current state of serial group registration Description of informational window G...

Page 121: ...t hours minutes seconds day month year Uptime time of the uninterrupted gateway operation TAU 72 IP TAU 36 IP firmware version Software Version device firmware version Device information Linux version Linux OS version Firmware version media processor firmware version BPU version hardware version Factory type SN MAC factory settings User MAC МАС address defined by user In this case factory МАС addr...

Page 122: ...ed to the defined destination address Genmask destination network mask Flags describes route properties For the specific route may be defined the following flags U route is active G route is directed to the gateway H route is directed to the host i e complete host address is defined as a destination If this flag is missing destination is a network address D route was created by forwarding М route ...

Page 123: ...ou may update the firmware work with configuration files and other service features 5 1 6 1 Firmware upgrade In Firmware upgrade submenu you may update the firmware of the subscriber units If the firmware version has been issued prior to September 2010 it is forbidden to update the file system and Linux kernel from a single archive Firmware versions prior to 1 11 x should be updated according to t...

Page 124: ...g FTP server 1 Download upload configuration files using web configurator Restore configuration folder etc config section description Restore configuration file configuration file that should be uploaded to device from PC To upload the configuration file select the configuration file in Restore configuration file field using Select file button file name should be as follows tau72_cfg with tar or t...

Page 125: ...ownload upload files using FTP server Backup Restore from FTP server FTP Server IP Address FTP server IP address FTP Server Port FTP server port number User Name username Password password Remote File Name uploaded or downloaded file name Click Restore button to upload configuration files to device Click Backup button to download configuration files from device Click Restore default button to rese...

Page 126: ...S protocol WEB mode WEB configurator connection mode HTTP or HTTPS unencrypted connection via HTTP as well as encrypted connection via HTTPS is enabled At that connection via HTTPS is possible only when generated certificate is present HTTPS only only encrypted connection via HTTPS is enabled Connection via HTTPS is possible only when generated certificate is present When you change connection mod...

Page 127: ... Settings Use RADIUS authentication use RADIUS server for authentication of users administering the device via WEB telnet SSH RADIUS server host port RADIUS server IP address Password Secret password used by client to access the RADIUS server Retry count number of retries during the access to RADIUS server If the server authorization has failed you will be able to manage the device via the local С...

Page 128: ...es 8000 kHz 8 Bit Mono File extension wav To recode the file to the necessary format you may use ffmpeg or any other conversion application Example use of ffmpeg ffmpeg fs X M i inputfilename ar 8000 acodec pcm_alaw ac 1 outputfilename where X file size limit inputfilename input file name outputfilename output file name Load file button that allows you to upload the file to the device Backup file ...

Page 129: ...pervisor user Set operator password operator password for device access via web interface operator user Set viewer password viewer password for device access via web interface viewer user User rights supervisor will be able to access all device parameters in read only mode admin has full access to the device operator will be able to access the device for monitoring viewing the system information a...

Page 130: ...ned by admin user in Service Password tab and click Log in button To exit configuration program click Cancel button 5 2 TAU 72 IP TAU 36 IP Configuration via web Interface Operator Access To configure the device establish connection in the web browser e g Firefox Internet Explorer etc Enter device IP address into address bar of web browser After entering IP address the device will request username...

Page 131: ...6 TCP IP Configuration of network port range for various protocols 5 1 2 3 Ports Configuration of Subscriber Ports 5 1 2 4 Call limits Configuration of simultaneous call limits 5 1 2 5 Suppl Service Codes Configuration of Supplementary Service Codes 5 1 2 6 Serial groups Configuration of serial groups 5 1 2 7 PickUp groups Configuration of call pickup group 5 1 2 8 Distinctive ring Distinctive rin...

Page 132: ... Internet Explorer Enter device IP address into address bar of web browser TAU factory default IP address 192 168 1 2 network mask 255 255 255 0 After entering IP address the device will request username and password Username viewer password specified by admin The following menu will appear on the operator s terminal Non privileged users will only be able to view routing and subscriber port config...

Page 133: ...h connection in the web browser hypertext document viewer such as Firefox Internet Explorer Enter device IP address into address bar of web browser factory default address 192 168 1 2 network mask 255 255 255 0 After entering IP address the device will request username and password Username supervisor password specified by admin The following menu will appear on the operator s terminal Supervisor ...

Page 134: ...mands pbx restart Command that allows to restart the main application pbx registration n SIP server registration renewal for ports working in a single SIP profile where n is a number of SIP profile Statistics operation commands pbx history View the current call statistics pbx statistic n View the port specific statistics where n is a port number Automatic configuration commands update cfg A B C D ...

Page 135: ... usage user user name vid identifier of VLAN network used by РРРоЕ operations vlan VLAN subnet utilization par2 par1 parameter value set control rtp signaling no_vlan vlan1 vlan2 vlan3 pppoe Define the interface for control voice traffic RTP and signalling no_vlan main network without VLAN vlan1 vlan2 vlan3 corresponding VLAN network pppoe PPPoE interface set snmp ssh telnet on off Configuration o...

Page 136: ... 32М IP subscriber put the phone offhook didn t perform a call and put the phone back onhook local busy TAU 32М IP subscriber is busy remote busy Remote subscriber is busy invalid number Invalid number is dialled no answer No response from subscriber no local user Incoming call to non existent number no remote user Outgoing call to non existent number no route Call to unavailable direction local c...

Page 137: ...the port specific statistics use the following command pbx statistic n where n port number Table 12 Port statistics record format Record Description Statistic of pbx port 1 Port that statistics is gathered for pbx call count Number of calls performed by the port pbx port state Current port status pbx last number Last number dialled vapi statistic Statistics for voice packets send packet Total amou...

Page 138: ...d via telnet 2 Run the terminal application 3 Configure COM port connection data rate 115200 data format 8bit w o parity 1 stop bit w o flow control or telnet connection Factory default IP address 192 168 1 2 port 23 4 Press ENTER The following text will appear on screen TAU 72 FXS Gateway fxs72 login Enter admin for factory settings the password is not required 5 Enter passwd command The followin...

Page 139: ...e To restore the normal operation you should reset device configuration to factory defaults via console or Telnet SSH Reset configuration to factory defaults Telnet SSH 1 Connect the null modem cable to COM port of a PC and TAU module Console port if configuration is performed via COM port or connect the computer to the module Ethernet port using Ethernet cable if configuration is performed via Te...

Page 140: ...is established via subscriber port settings menu PBX Ports by selecting Attended calltransfer Unattended calltransfer or Local CT in Flash transfer field see Section 5 1 2 4 Attended calltransfer service allows you to temporarily disconnect an online subscriber Subscriber A establish connection with another subscriber Subscriber C and return to the previous connection without dialling or transfer ...

Page 141: ...____________________________________________________________ TAU 72 IP TAU 36 IP Universal Network Terminal 141 Fig 7 shows an algorithm of Attended calltransfer service performed by Subscriber B via SIP protocol Fig 7 Algorithm of Attended calltransfer service performed by Subscriber B via SIP protocol ...

Page 142: ...ransfer service allows to put an online subscriber Subscriber А on hold with a short clearback flash and dial another subscriber s number Subscriber С Call will be transferred automatically when Subscriber A finishes dialling the number Fig 8 shows an algorithm of Unattended calltransfer service performed by Subscriber B via SIP protocol Fig 8 Algorithm of Unattended calltransfer service performed...

Page 143: ...0 1 2 3 4 button actions are processed in accordance with the algorithm described in Section 7 1 R short clearback flash 7 3 3 way conference Three way conference is a service that enables simultaneous phone communication for 3 subscribers For entering conference mode see Section 7 1 Subscriber that started the conference is deemed to be it s initiator two other subscribers are the participants In...

Page 144: ...___________________________________________________________ 144 TAU 72 IP TAU 36 IP Universal Network Terminal Fig 9 shows an algorithm of 3 way conference service performed locally on the device via SIP protocol Fig 9 Algorithm of 3 way conference service performed locally on the device via SIP protocol ...

Page 145: ..._____________________________________ TAU 72 IP TAU 36 IP Universal Network Terminal 145 Fig 10 shows an algorithm of 3 way conference service performed at the conference server via SIP protocol REFER to focus option Fig 10 Algorithm of 3 way conference service performed at the conference server via SIP protocol REFER to focus ...

Page 146: ...______________________________________ 146 TAU 72 IP TAU 36 IP Universal Network Terminal Fig 11 shows an algorithm of 3 way conference service performed at the conference server via SIP protocol REFER to user option Fig 11 Algorithm of 3 way conference service performed at the conference server via SIP protocol REFER to user ...

Page 147: ...ing forwarding server Basic connection initiation algorithms are described in IETF RFC 3665 This section describes an example of a connection initiation scenario via SIP between two gateways that know each other IP addresses in advance Fig 12 SIP call algorithm Algorithm description 1 Subscriber A rings up Subscriber B 2 Subscriber B gateway receives the command for processing 3 Subscriber B is fr...

Page 148: ...uter functions for two gateways Fig 13 Call algorithm involving SIP proxy server Algorithm description 1 Subscriber A and Subscriber B register at SIP server 2 SIP server prompts for authorization 3 Subscriber A and Subscriber B register at SIP server with authorization 4 SIP server responses on successful registration 5 Subscriber A rings up Subscriber B 6 SIP server requests authentication 7 Sub...

Page 149: ...ent address into its current address Subscriber obtains forwarding server address from the network administrator Fig 14 Call algorithm involving forwarding server Algorithm description 1 Subscriber A rings up Subscriber B Call is sent to the forwarding server with the callee address information 2 Forwarding server receives the command for processing 3 Forwarding server requests the information on ...

Page 150: ... call and system management H 323 protocol family includes three basic protocols terminal equipment and zone controller interaction protocol RAS connection management protocol Н 225 and logic channel management protocol H 245 This section describes an example of a basic connection initiation scenario via H 323 protocol between two gateways without a gatekeeper Fig 15 H 323 call algorithm Algorithm...

Page 151: ...nnel opening OpenLogicalChannelAck Call RTP sessions opens 8 5 Algorithm of a Successful Call via H 323 Protocol with Gatekeeper Gatekeeper performs address translation and manages H 323 terminals access to network resources This section describes an example of a basic connection initiation scenario via H 323 protocol with a gatekeeper Fig 16 Gatekeeper call algorithm Call establishment algorithm ...

Page 152: ...ngs with save command 9 1 Configuration file CFG YAML Configuration file formation hierarchy version 1 0 Node1 Node2 Parameter1 Value1 Parameter2 Value2 Configuration file version version 1 0 is used for autoupdate When working with CFG YAML you should observe the following rules Do not add remove nodes Do not use tab characters t Use spaces only Add the same number a of spaces before each node wi...

Page 153: ...values used only for compatibility with communicating gateways 0 Speech 8 Unrestricted Digita 9 Restricted Digital 16 3 1 kHz Audio 17 Unrestricted Digital With Tones password Password used for H 235 protocol authentication String 15 characters max range TCP IP protocol settings tcpportmin The lower limit of a range of TCP ports used for Н 323 H 245 H 225 stack protocols operation 1024 65535 tcppo...

Page 154: ...e both UDP and ТСР protocols UDP priority will be higher 1 Use both UDP and ТСР protocols TCP priority will be higher 2 Use UDP protocol only 3 Use TCP protocol only sip_mtu Maximum SIP protocol data size in bytes sent with UDP transport protocol 1350 1450 publicip IP address of a public NAT A B C D shortmode Use shortened field names in SIP protocol header 0 disable 1 enable port_reg_delay_t Time...

Page 155: ... limits limit_0 to 19 Call restriction rules Examples limit_0 proxy 5 limit_1 192 168 16 53 8 A B C D or FQDN or proxy N where proxy defines the restriction for calls through SIP proxy or H 323 Gatekeeper N number of simultaneous calls groups call groups group_0 to 31 call group configuration phone Group number String 20 characters max or parameter is not defined name Group name used for authentic...

Page 156: ...difier configuration modifier_0 15 You can use up to 16 modifier groups Enumeration of modifiers and their groups used in a file is less by 1 than enumeration used in web interface Example modifier_ 0 in a file corresponds to modifier 1 in WEB interface mod_rule_0 31 Rule for modification in a group specify 3 parameters space delimited number dialling rule modification for a dialled number modific...

Page 157: ...ll be performed along with 183progress message transmission via SIP protocol 100rel Utilization of reliable provisional responses RFC3262 0 reliable provisional responses are supported 1 reliable provisional responses are mandatory 2 reliable provisional responses are disabled no_replaces Usage of replaces tag during Call Transfer 0 enable 1 disable mode SIP server operation mode SIP proxy 0 disab...

Page 158: ...all from SIP proxy only domain SIP domain String 20 characters max or parameter is not defined domain_to_reg Use domain for registration REGISTER messages in request URI 0 disable 1 enable options Test the main proxy using OPTIONS REGISTER or INVITE messages in homing redundancy mode 0 INVITE 1 OPTIONS 2 REGISTER keepalivet Period of time between OPTIONS or REGISTER management message transfers ms...

Page 159: ...eter is not used reduce_sdp_ media_count Remove inactive media streams during SDP session modification 0 disable 1 enable p_rtp_stat Use P RTP Stat header in BYE request or in its reply to transfer RTP statistics 0 disable 1 enable timer SIP session timer support RFC 4028 0 disable 1 enable min_se Minimum time interval for connection health checks in seconds 90 1800 session_expires Period of time ...

Page 160: ...ame sent in XCAP attachment for Call waiting service management String 30 characters max xcap_callhold_name Name sent in XCAP attachment for Call hold service management String 30 characters max use_alert_info alert info header processing in INVITE request 0 disable 1 enable changeover Type of requests used for changeover to redundant proxy 0 INVITE REGISTER 1 REGISTER 2 INVITE changeover_by_408 R...

Page 161: ...er s line During fax receiving V 21 signal is detected from the subscriber s line Caller and Callee 1 tones are detected only during fax transmission During fax transmission CNG FAX signal is detected from the subscriber s line Caller 2 tones are detected only during fax receiving During fax receiving V 21 signal is detected from the subscriber s line Callee 3 disables fax tone detection but will ...

Page 162: ...entering modem data transfer mode via SIP protocol echo cancellation and VAD are disabled with attributes described in RFC3108 recommendation a silenceSupp off a ecan fb off 3 use G 711U codec to transfer data via modem connection When entering modem data transfer mode via SIP protocol echo cancellation and VAD are disabled with attributes described in RFC3108 recommendation a silenceSupp off a ec...

Page 163: ...jitter buffer operation mode 0 fixed 1 adaptive jb_vo_del_threshold Threshold for immediate packet deletion ms If call quality is more important than delays we recommend to set the maximum value for this setting 500ms And vice versa if delays have a priority over the quality we recommend to set the minimum value for this setting It is recommended that Delay threshold was greater than Delay max for...

Page 164: ...r Defines the number of digits to be deleted from a dialled number for outgoing calls the most significant digits of a number will be removed Value 0 20 d8 CdPN callee number type for SIPT and Н 323 Value 0 unknown 1 subscriber 2 national 3 international d9 play PBX response tone when the first prefix digit is dialled Value 0 do not play 1 play d10 enable routing with a prefix for subscriber ports...

Page 165: ...de_date Transmission of Caller ID information in Fsk_bell202 Fsk_v23 modes 0 Caller ID information will be sent with time and date 1 Caller ID information will be sent without time and date playmoh Music on hold service 0 disable 1 enable enable_cpc Use a short time break of the subscriber loop on clearback from the opposite subscriber s side 0 disable 1 enable cpc_time Duration of a short time br...

Page 166: ... category 0 255 calltransfer Call transfer service 0 transmit flash to the line with SIP INFO H 245 Q 931 methods 1 Attended CT 2 Unattended CT 3 do not detect flash callwaiting Call waiting service 0 disable 1 enable cfb_pri_over_cw Priority between CFB Forward on busy and CW Call wait services 0 CW service has a priority over CFB 1 CFB service has a priority over CW aon_hide_name Transmission of...

Page 167: ...used in a file is less by 1 than enumeration used in web interface Example value 0 in a file corresponds to group 1 in WEB interface dvo_dnd_en Permission to order supplementary services with the phone unit DND service 0 disable 1 enable dvo_cf_outofservice_en Permission to order supplementary services with the phone unit Forward on out of service service CFOOS 0 disable 1 enable dvo_cf_noanswer_e...

Page 168: ...f rings If there is no ringback tone within the specified value it is considered that the callee has responded reply 200 ОК is sent via SIP 1 60 fxo_detect_line_presenc e Detection of subscriber s line connection to FXO for the line status view in monitoring 0 disable 1 enable fxo_block_line_presence Block FXO set if the subscriber s line is not connected to it 0 disable 1 enable 9 1 2 Device netw...

Page 169: ...р priority for VLAN1 2 3 0 7 v3netmask VLAN assignment for voice traffic 0 disable 1 VLAN1 2 VLAN2 3 VLAN3 4 PPPoE v1broadcast VLAN destination for SIP H323 signalling traffic 0 disable 1 VLAN1 2 VLAN2 3 VLAN3 4 PPPoE v2broadcast VLAN destination for gateway management via WEB interface telnet ssh 0 disable 1 VLAN1 2 VLAN2 3 VLAN3 4 PPPoE v3broadcast DNS server IP address A B C D vid 1 2 3 Device ...

Page 170: ...g change date and time String 50 characters max dst_end Daylight saving change set back date and time String 50 characters max dst_offset DST offset in minutes 0 720 cfg_interval Configuration file version check interval 1 99999 fw_interval Software version check interval 1 99999 dnsip Primary DNS server IP address A B C D reserved_dnsip Secondary DNS server IP address A B C D telnet_port TCP port...

Page 171: ...ds ConnectionRequest notifications String 50 characters max NATMode TR 069 client operation mode in the presence of NAT identifies the method that will be used by client for obtaining its public address information STUN Manual Off See description on page 36 NATAddress STUN server IP address or domain name STUNEnable use STUN protocol for public address identification 0 disable 1 enable STUNServerA...

Page 172: ...d name Description Values vlan example of switch configuration using VLAN hubmode Ethernet switch operation in hub mode 0 disable 1 enable Port mapping 0 GE0 GE2 port 1 GE1 GE1 port 2 GE2 GE0 port 3 CPU port CPU 4 SFP0 port SFP0 5 SFP1 port SFP1 portmask0 5 Mutual availability of data ports Defines the port that will receive the data from this port A B C D E F where A port 0 B port 1 C port 2 D po...

Page 173: ...r port if it is operational Works in direction reservation mode on enable return to the master port off stay on the slave port vtu configuration of packet routing rules for switch operation in 802 1q mode VTU Table vtu0 to vtu15 VTU rules vtu0 vid VLAN ID 1 4095 vtu0 port0 Port operation mode 0 0 unmodified 1 untagged 2 tagged 3 not member vtu0 port1 Port operation mode 1 vtu0 port2 Port operation...

Page 174: ...ow for 0x40 00 queue 0 01 queue 1 10 queue 2 11 queue 3 diffserv_remap80BC_mask 0xHGFEDCBA where H 2 high bits queue for priority 0xBC low for 0xB8 G 2 high bits queue for priority 0xB4 low for 0xB0 F 2 high bits queue for priority 0xAC low for 0xA8 E 2 high bits queue for priority 0xA4 low for 0xA0 D 2 high bits queue for priority 0x9C low for 0x98 C 2 high bits queue for priority 0x94 low for 0x...

Page 175: ...it_mode0 5 Restriction mode for traffic coming to the port 0 no restriction 1 restrict all traffic 2 multicast broadcast and flooded unicast traffic will be restricted 3 multicast and broadcast traffic will be restricted 4 only broadcast traffic will be restricted ingress_rate0 5 Bandwidth restriction for traffic incoming to port 0 5 for queue 0 kbps 70 250000 ingress_mask0 5 Bandwidth restriction...

Page 176: ... Ring58 Ring26 Tip13 Tip21 Ring64 Tip24 55 72 Tip41 Tip8 Tip10 Ring32 Tip2 Tip46 Ring28 Ring41 Ring34 Ring12 Ring36 Tip71 Tip48 Ring45 Tip1 Tip67 Ring2 Tip47 Tip16 Tip29 Tip56 Ring7 Tip45 Ring43 Tip61 Tip43 Ring69 Tip66 Ring10 Ring17 Ring60 Tip15 Tip26 Tip50 Tip60 Ring39 Ring56 Tip36 Tip6 Ring9 Ring13 Ring68 Ring31 Ring51 Tip65 Tip51 Tip52 Tip59 Tip22 Tip42 Tip28 Tip49 Ring1 Ring25 Ring57 19 36 Ti...

Page 177: ...P 18PR cable Wire colour Terminal contact Wire colour Terminal contact White blue 1 Red grey 10 Blue 19 Grey 28 White orange 2 Black blue 11 Orange 20 Blue 29 White green 3 Black orange 12 Green 21 Orange 30 White brown 4 Black green 13 Brown 22 Green 31 Purple grey 5 Black brown 14 Grey 23 Brown 32 Red blue 6 Black grey 15 Blue 24 Grey 33 Red orange 7 Yellow blue 16 Orange 25 Blue 34 Red green 8 ...

Page 178: ...should be located in a single network 6 Turn the device on and stop the startup sequence by entering stop command in the terminal program window U Boot 1 1 6 Nov 13 2008 16 24 39 Mindspeed 0 06 2 candidate1 DRAM 128 MB Comcerto Flash Subsystem Initialization found am29gl512 flash at B8000000 Flash 64 MB NAND 64 MiB In serial Out serial Err serial Reserve MSP memory Net comcerto_gemac0 config phy 0...

Page 179: ...TP from server 192 168 16 44 our IP address is 192 168 16 112 Filename chagall 300 firmware elf Load address 0x1000000 Loading done Bytes transferred 1809497 1b9c59 hex Erase Flash Sectors 24 55 in Bank 2 Erasing 32 sectors ok Copy to Flash ok done FXS 72 13 To update the file system use run updatefs command FXS 72 run updatefs Using comcerto_gemac0 device TFTP from server 192 168 16 44 our IP add...

Page 180: ...o the gateway is performed by IP address specified by the manufacturer TAU factory default IP address 192 168 1 2 network mask 255 255 255 0 In WEB configurator specify the following settings in Network settings Network menu section Device IP address corresponding to the established addressing in your network IP address field Subnet mask Netmask field Network gateway address Default gateway Or you...

Page 181: ...n the respective protocol SIP H 323 is used in PBX SIP H323 Profiles SIP Common and PBX SIP H323 Profiles Н323 menu sections you should activate operation via these protocols by selecting Enable SIP Enable H323 checkboxes 5 During SIP protocol operations PBX SIP H323 Profiles Profile n you have to configure SIP H323 profile by default Profile 1 is defined for all subscriber ports You may use up to...

Page 182: ...erver address in Registrar field As a rule a single device is used as a SIP proxy and registration server in this case SIP proxy server Proxy address is the same as for the registration server Registrar To enable port authorization you should set the following value for Authentication parameter global or user defined a When global value is used all ports will be authorized with the same name and p...

Page 183: ...6 IP Universal Network Terminal 183 Ports Edit Custom section Authentication name and Authentication password fields respectively 6 When gateway operates through the Gatekeeper via Н 323 protocol in PBX SIP H323 Profiles H 323 menu section select the Gatekeeper used checkbox and define IP address in GateKeeper address field H 323 protocol operation is possible only in Profile 1 ...

Page 184: ...ct the Enable H 235 checkbox and specify the name and password in H 323 aliase and H 235 Password fields respectively 8 In PBX SIP H323 Profiles Profile n Codecs section select utilized codecs and define their selection priority During H 323 protocol operation all settings should be configured in Profile 1 9 In PBX Ports section assign phone numbers to device ports 10 In subscriber port settings P...

Page 185: ..._______________ TAU 72 IP TAU 36 IP Universal Network Terminal 185 11 Configure addressed dial peers PBX SIP H323 Profiles Profile n Dialplan menu section During H 323 protocol operation all settings should be configured in Profile 1 12 When basic parameters are configured click Save button to save changes into the non volatile memory of the device ...

Page 186: ...ules VTU table in Switch 802 1q submenu For VLAN 101 port 0 is tagged port 1 is untagged other ports are not members of this VLAN For VLAN 102 port 0 is tagged port 2 is untagged other ports are not members of this VLAN For VLAN 103 port 0 is tagged CPU port is untagged other ports are not members of this VLAN see Section 5 1 3 2 3 For switch ports you should configure VTU table operation mode in ...

Page 187: ...ltiple lines At the gateway you should create a cycle call group with 10 seconds timeout to do this click New group button in PBX Serial groups tab and fill in the required fields In group settings specify login password for registration on SIP server and assign the number allocated by a local exchange network 272xxxx as a group number Define SIP Н 323 profile for call group operation 3 In group p...

Page 188: ...IP TAU 36 IP Universal Network Terminal 5 Next configure SIP Н 323 profile assigned to the call group PBX SIP H323 Profiles Profile n SIP Custom Define SIP server address and allow registration and authentication on SIP server 6 For outgoing calls routing configure addressed dial peers in the respective SIP Н 323 profile PBX SIP H323 Profiles Profile n Dialplan menu section ...

Page 189: ..._____________________________________________________________________________ TAU 72 IP TAU 36 IP Universal Network Terminal 189 Or you may use the outbound mode configured in PBX SIP H323 Profiles Profile n SIP Custom section in this case all outgoing calls will be routed via SIP proxy ...

Page 190: ... 458 0 1 638 0 983 0 40 296 0 2 534 1 520 0 50 192 0 3 906 2 344 0 64 116 0 6 466 3 879 0 70 96 0 7 813 4 688 TPV TPZBG 0 32 458 0 1 638 0 983 0 40 296 0 2 534 1 520 0 50 192 0 3 906 2 344 0 64 116 0 6 466 3 879 0 70 96 0 7 813 4 688 TG TB TBG TK 0 40 296 0 2 534 1 520 0 50 192 0 3 906 2 344 0 64 116 0 6 466 3 879 0 70 96 0 7 813 4 688 TStShp TAShp 0 50 192 0 3 906 2 344 0 70 96 0 7 813 4 688 TSV ...

Page 191: ...e is enabled Extended range loop setting see Section 5 1 2 1 equipment manufactured by Eltex provides maximum loop resistance of 2100Ω Subsequently loop resistance excluding the phone unit equals to 1500Ω Thus maximum loop length is calculated by the equation Lloop 1500 Rsp20 km 4 Line length is calculated by the equation Lline Lcab Lloop 2 1500 2 Rsp20 750 Rsp20 km 5 If you have to consider the c...

Page 192: ...ring TAU startup the gateway checks for the configuration file at the specified path on FTP TFTP HTTP HTTPS server and signs in to server if necessary If the configuration file is present TAU will download it store it in its file system and apply it as a current configuration file Upon the expiry of Configuration update interval timeout the gateway will re download the configuration file from the ...

Page 193: ...______________________________________________________________ TAU 72 IP TAU 36 IP Universal Network Terminal 193 Fig 17 shows TAU automatic configuration and configuration file version check operation algorithm Fig 17 TAU automatic configuration and configuration file version check operation algorithm ...

Page 194: ...nfiguration file is present TAU will download it This file contains information on versions of firmware files located at TFTP server as well as their paths and names If versions of firmware located on server differ from the current ones used by the gateway the gateway checks for active call sessions If there are no active call sessions TAU will download firmware files with versions defined in tau ...

Page 195: ...MAC dat To edit the file on a PC unarchive the file modify its data and create a new archive in the same format taking into account the path to file etc config next rename it to tau72_ MAC dat If autoupdate server requires authorization configure the following parameters Autoupdate auth Username Password If the gateway receives Options 43 66 and 67 from DHCP server simultaneously Option 43 will ha...

Page 196: ...path and name conf path tau72_ MAC dat where сonf path configuration file path Example of Option 66 and 67 syntax software file path and name and gateway configuration for MAC address A8F94B887D27 Transferred parameters Option tftp server name update local Option bootfile name tau72ip firmware tau versions tau72ip conf tau72_ MAC dat Method 2 Using autoupdate parameter configuration specified in A...

Page 197: ...includes FS CSP MSP and ARM ARM platform software1 Software file name format filenameFS tau72 fs software version number filenameCSP tau72 csp software version number filenameMSP tau72 msp software version number filenameIMG tau72 img software version number filenameARM tau72 arm software version number tau versions file contents example FS 1 8 0 fs tau72 fs 1 8 0 CSP 209 csp tau72 csp 209 MSP GA_...

Page 198: ...e computer to the Ethernet port of the device using Ethernet cable 2 Run the terminal application 3 Configure COM port connection data rate 115200 data format 8bit w o parity 1 stop bit w o flow control or telnet ssh connection Factory default IP address 192 168 1 2 port 23 telnet port 22 ssh 4 Enter admin as a login Go to Linux shell by executing shell command 5 Create necessary tables according ...

Page 199: ...sing HUAWEI algorithm Device supports Call waiting Call transfer and 3 way conference services that use algorithm performed by HUAWEI softswitch To perform these services you should configure flash event transfer to application sscc When the second call is received be the gateway INFO request is received with contents tone type beep beep duration X beep gap Y beep times Z Having received this requ...

Page 200: ...ram2 1 3 6 1 4 1 35265 3 5 3 Parameter 2 mcTrapLParam3 1 3 6 1 4 1 35265 3 5 4 Parameter 3 mcTrapID 1 3 6 1 4 1 35265 3 5 5 Identifier mcTrapDescr 1 3 6 1 4 1 35265 3 5 6 Description mcTrapRestoredAlarmID 1 3 6 1 4 1 35265 3 5 7 If this event recovery whereas here the identifier of the accident If this is an emergency event then here it is transmitted to 0 mcTrapSyncType 1 3 6 1 4 1 35265 3 5 8 Ty...

Page 201: ...AlarmTrap MINOR Port 1 d is locked 1 3 6 1 4 1 35265 3 6 6 Option 1 The port number fxs72VbatOkTrap CLEAR The voltage Vbat OK 1 3 6 1 4 1 35265 3 7 1 fxs72VringOkTrap CLEAR The voltage Vring 2 d OK 1 3 6 1 4 1 35265 3 7 2 Option 2 the number of the inductor 1 or 2 fxs72TemperatureOkTrap CLEAR The temperature sensor 2 d OK 1 3 6 1 4 1 35265 3 7 3 Option 2 The number of the temperature sensor 1 4 fx...

Page 202: ... UTC 1 Berlin Germany CET 1CEST M3 5 0 M10 5 0 3 Europe Berlin Europe UTC 1 Brussels Belgium CET 1CEST M3 5 0 M10 5 0 3 Europe Brussels Europe UTC 1 Bratislava Slovakia CET 1CEST M3 5 0 M10 5 0 3 Europe Bratislava Europe UTC 1 Budapest Hungary CET 1CEST M3 5 0 M10 5 0 3 Europe Budapest Europe UTC 1 Copenhagen Denmark CET 1CEST M3 5 0 M10 5 0 3 Europe Copenhagen Europe UTC 1 Madrid Spain CET 1CEST ...

Page 203: ...sia Dushanbe Asia UTC 5 Karachi PKT 5 Asia Karachi Asia UTC 5 Oral ORAT 5 Asia Oral Asia UTC 5 Samarkand UZT 5 Asia Samarkand Asia UTC 5 Tashkent UZT 5 Asia Tashkent Asia UTC 5 Yekaterinburg YEKT 5 Asia Yekaterinburg Asia UTC 5 30 Calcutta IST 5 30 Asia Calcutta Asia UTC 5 30 Colombo IST 5 30 Asia Colombo Asia UTC 6 Almaty ALMT 6 Asia Almaty Asia UTC 6 Bishkek KGT 6 Asia Bishkek Asia UTC 6 Dhaka B...

Page 204: ...ia UTC 9 Yakutsk YAKT 9 Asia Yakutsk Asia UTC 9 Tokyo JST 9 Asia Tokyo Australia UTC 9 30 Adelaide CST 9 30CST M10 5 0 M3 5 0 3 Australia Adelaide Australia UTC 9 30 Darwin CST 9 30 Australia Darwin Australia UTC 10 Brisbane EST 10 Australia Brisbane Australia UTC 10 Melbourne Canberra Sydney EST 10EST M10 5 0 M3 5 0 3 Australia Melbourne Australia UTC 10 Hobart EST 10EST M10 1 0 M3 5 0 3 Australi...

Page 205: ... products 29v Okruzhnaya ul Novosibirsk Russian Federation 630020 Tel 7 383 274 47 87 7 383 272 83 31 E mail techsupp eltex nsk ru Visit Eltex official website to get the relevant technical documentation and software benefit from our knowledge base send us online request or consult a Service Centre Specialist in our technical forum Official website http eltex nsk ru Technical forum http eltex nsk ...

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