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Chapter 1. Understanding ISDN and the Express 4110/4120

1-8

Express 4110/4120 User Manual

61200176L3-1

Small Office - Home Office (SOHO) to Corporate LAN

•

Connects the small office or home office to the corporate LAN

•

Routes IP and Internet Packet Exchange (IPX) traffic from multiple
devices to the corporate LAN

•

Bridges all non-routed traffic (e.g., AppleTalk)

•

Provides dedicated or on-demand services

•

Low-cost alternative to buying a high-end router

•

Compatible with popular central site LAN access devices

Figure 1-9. SOHO to Corporate LAN (4110)

Summary of Contents for Express 4110

Page 1: ...Express 4110 4120 ISDN Router Bridge USER MANUAL 61200176L3 1A May 1999 Part Number Express 4110 4120 1200176L2 1200176L3...

Page 2: ...ion Copyright 1989 Carnegie Mellon University All rights reserved Redistribution and use in source and binary forms are permitted provided that the above copyright notice and this paragraph are duplic...

Page 3: ...er rupted service is given 4 If experiencing difficulty with this equipment please contact ADTRAN for repair and warranty information The telephone company may re quire this equipment to be disconnect...

Page 4: ...the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV...

Page 5: ...ring associated with a single line individual service may be extended by means of a certified connector assembly telephone extension cord Compliance with the above conditions may not prevent degradati...

Page 6: ...en sink or laundry tub in a wet basement or near a swimming pool 2 Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from light...

Page 7: ...ransmitted on the network The affidavit shall affirm that either no encoded analog content or billing information is being transmitted or that the output of the device meets Part 68 encoded analog con...

Page 8: ...ect to encoded analog content and billing protection I attest that all operations associated with the establishment maintenance and adjustment of the digital CPE with respect to analog content and enc...

Page 9: ...log signals or D In lieu of the preceding training requirements the operator s main tainer s is are under the control of a supervisor trained in accordance with _________ circle one above I agree to p...

Page 10: ......

Page 11: ...ress 4110 4120 1 1 ISDN Overview 1 1 The Express 4110 4120 1 1 Applications 1 2 Single User to Corporate LAN 1 2 Single User IP to Internet Service Provider ISP using Network Ad dress Translation NAT...

Page 12: ...ternet 1 18 Configuration 1 19 Security 1 19 Chapter 2 Installation 2 1 ISDN Network Connection 2 1 4110 Local Area Network Connection 2 1 4120 Local Area Network Connection 2 1 Telephone Connection 2...

Page 13: ...Dial Line Switch Protocol 3 11 Dial Line Area Code 3 11 Dial Line SPID 1 3 11 Dial Line LDN 1 or 2 3 12 ISDN Leased Line 3 12 Leased Line Clock Mode 3 12 Leased Line Channel Rate 3 12 ISDN NEBEs 3 13...

Page 14: ...erver 2 3 19 IP UDP Relay 3 19 UDP Relay Mode 3 20 UDP Relay UDP Relay List 3 20 UDP Relay List Relay Address 3 20 UDP Relay List UDP Port Type 3 20 UDP Relay List UDP Port 1 UDP Port 2 UDP Port 3 3 2...

Page 15: ...3 30 Radius Server Retry Count 3 31 Security PPP 3 31 Security Filter Defines 3 32 Filter Defines MAC Filter Defines 3 32 Filter Defines Pattern Filter Defines 3 33 Filter Defines IP Filter Defines 3...

Page 16: ...IPX Retain 3 44 IPX Type 20 Packets 3 45 Connection List Bridge 3 45 Bridge Mode 3 45 Connection List Probe 3 46 Probe Active 3 46 Probe Interval 3 46 Probe Update Window 3 46 Connection List PPP 3 4...

Page 17: ...Rate 3 53 Samples Samples 3 53 Samples Time Between Changes 3 53 Connection List Filters 3 53 Filters WAN to LAN In 3 53 Filters In Exceptions 3 54 Filters LAN to WAN Out 3 55 Filters Out Exceptions...

Page 18: ...ial Hang Up 3 63 Dial Status 3 63 Dial Channels 3 63 Dial Number 1 3 63 Dial Number 2 3 63 Status Menu 3 64 Status Call Sessions 3 65 Call Sessions Session1 and Call Sessions Session2 3 65 Call Sessio...

Page 19: ...77 Utilities Menu 3 78 Utilities Ping 3 78 Utilities Telnet Client 3 79 Utilities Upgrade Menu 3 79 Upgrade Transfer Method 3 79 Upgrade Filename 3 79 Upgrade Start Transfer 3 80 Utilities Exit 3 80 C...

Page 20: ...0 User Manual 61200176L3 1 Appendix A Loop Status Messages A 1 Appendix B Log Messages B 1 Appendix C SNMP C 1 Appendix D Connector Pinouts D 1 Appendix E Terminal Mode Commands E 1 Glossary Glossary...

Page 21: ...12 Express 4120 LEDs 1 15 Figure 1 13 Express 4110 Rear Panel 1 17 Figure 1 14 Express 4120 Rear Panel 1 17 Figure 2 1 Wiring Scheme 1 Use existing analog telephone equipment but replace single analo...

Page 22: ...List of Figures xii Express 4110 4120 User Manual 61200176L3 1 Figure 3 12 Test Screen 3 73 Figure 3 13 Logs Screen 3 74 Figure 3 14 Utilities Screen 3 78...

Page 23: ...User Manual xiii List of Tables Table 2 1 Using the Flash Hook 2 3 Table 4 1 Troubleshooting Calls 4 6 Table D 1 IBM AT Style EIA 232 Interface D 1 Table D 2 RJ 49C ISDN D 1 Table D 3 RJ 11 POTS D 2...

Page 24: ...List of Tables xiv Express 4110 4120 User Manual 61200176L3 1...

Page 25: ...ENANCE port 2 Hold down the Control key and press R then press Enter to display the top menu 3 Using the arrow keys and Enter key to navigate the menu go to the Configuration WAN ISDN Dial Line menu E...

Page 26: ...or the Tx Method 7 Enter your user name and password provided by your ISP into the Tx Username and Tx Password fields 8 Move the cursor to the left pane and highlight the IP parameters 9 Set the NAT i...

Page 27: ...r If the address of the ISP router is not known enter a bogus address such as 172 16 1 1 as in step 10 This setting and the settings from step 10 let the 4110 know to automatically call the ISP whenev...

Page 28: ...the access server at the remote site This creates a default route in the IP routing table that will be used with the dial on demand feature in the Express 4110 4120 4 Use the arrow keys to get to the...

Page 29: ...le state and permits the Express 4110 4120 to spoof the server information obtained from the access server A similar configuration must be selected on the access server 17 Use the arrows to get the Di...

Page 30: ...ill pro vide one of two B channels based on traffic demand and POTS port usage If no packet traffic is transmitted or received for the specified number of seconds the Express 4110 4120 will disconnect...

Page 31: ...communication networks for information move ment and management efficiency THE EXPRESS 4110 4120 The Express 4110 4120 is a standalone device that links two Local Area Networks LANs using a high speed...

Page 32: ...ns Single User to Corporate LAN Telecommuter Home Office Access to the corporate LAN Single device access User Datagram Protocol UDP broadcasts are relayed to corporate LAN Client device can obtain th...

Page 33: ...Chapter 1 Understanding ISDN and the Express 4110 4120 61200176L3 1 Express 4110 4120 User Manual 1 3 Figure 1 3 Single User to Corporate LAN 4110 Figure 1 4 Single User to Corporate LAN 4120...

Page 34: ...rovides translation from user assigned IP addresses to ISP assigned IP addresses The PC s IP address can be dynamically assigned by the Express 4110 4120 Overcomes the serial port speed limitations of...

Page 35: ...Chapter 1 Understanding ISDN and the Express 4110 4120 61200176L3 1 Express 4110 4120 User Manual 1 5 Figure 1 6 Single User to Internet Service Provider 4120...

Page 36: ...rovides high speed home access to the Internet Multiple and simultaneous access The PC s IP address can by dynamically assigned by the Express 4110 4120 On demand Internet access Multilink PPP plus co...

Page 37: ...Chapter 1 Understanding ISDN and the Express 4110 4120 61200176L3 1 Express 4110 4120 User Manual 1 7 Figure 1 8 Multiple User to Internet Service Provider 4120 ISDN...

Page 38: ...office or home office to the corporate LAN Routes IP and Internet Packet Exchange IPX traffic from multiple devices to the corporate LAN Bridges all non routed traffic e g AppleTalk Provides dedicate...

Page 39: ...nclude connectivity between single user or small offices to corporate LANs The Express 4110 4120 uses the Spanning Tree Algorithm IEEE 802 1d ISO IEC10038 which provides a loop free topology and redun...

Page 40: ...ress 4110 4120 The Express 4110 4120 is a dial up ISDN IP Router and Transparent Learning Bridge that provides Dial On Demand and Dynamic Bandwidth Management Its features can be easily configured and...

Page 41: ...to store additional information specific to the remote site being dialed phone numbers number of B channels to dial authen tication information Caller ID etc In addition to reduce line charges Demand...

Page 42: ...with the Host Address as the gateway If the Configuration Connection List IP Route Private option is set to No the route is adver tised at the specified metric through the unit s interfaces as if a c...

Page 43: ...uthentication information method username pass word number of B channels telephone numbers Caller ID IP or IPX address for routed connections and other information can be stored for each destination d...

Page 44: ...Dial menu or demand for a Connec tion List profile that has the IP parameter NAT set to Yes The network computer s IP stack may use DHCP to request an IP address default gate way address and domain na...

Page 45: ...ed Figure 1 12 Express 4120 LEDs Express 4120 LAN Indicators 1 2 3 4 Link integrity Illuminates when there is a good connection between the Express 4120 and a NIC card TX RX Flashes green when transmi...

Page 46: ...110 4120 eliminating the need and expense of a separate NT1 For network testing the Express 4110 4120 responds to NT1 test commands from the telephone company cen tral office CO The Express 4110 4120...

Page 47: ...Chapter 1 Understanding ISDN and the Express 4110 4120 61200176L3 1 Express 4110 4120 User Manual 1 17 Figure 1 13 Express 4110 Rear Panel Figure 1 14 Express 4120 Rear Panel...

Page 48: ...when connecting both B channels The Bandwidth Allocation Protocol BAP may also negotiate which enhances the management of adding and removing a B channel Data compression is also supported using LZS t...

Page 49: ...via the maintenance port The factory default is 10 0 0 1 Security Security on network devices is a major concern for almost anyone with a network The Express 4110 4120 provides many tools for securing...

Page 50: ...Chapter 1 Understanding ISDN and the Express 4110 4120 1 20 Express 4110 4120 User Manual 61200176L3 1...

Page 51: ...de sup ports dedicated 2B1Q data service at rates up to 128 kbps by using a nailed up circuit or a permanent connection between endpoints See Connector Pinouts on page D 1 for ISDN network connector p...

Page 52: ...ique phone numbers Supplementary Services Supplementary services such as call holding three or six way conferenc ing call transfer and call waiting are fully supported by the Express 4110 4120 on a to...

Page 53: ...ansfers calls Answering calls on hold and holding incoming active calls Flash hook places the incoming call on hold and reconnects to outgoing call Hanging up will terminate both calls When connecting...

Page 54: ...ter 2 Installation 2 4 Express 4110 4120 User Manual 61200176L3 1 Figure 2 1 Wiring Scheme 1 Use existing analog telephone equipment but replace single analog telephone service with ISDN service 4110...

Page 55: ...Chapter 2 Installation 61200176L3 1 Express 4110 4120 User Manual 2 5 Figure 2 2 Wiring Scheme 2 Retain single analog telephone service and add ISDN service 4110 4120...

Page 56: ...Chapter 2 Installation 2 6 Express 4110 4120 User Manual 61200176L3 1...

Page 57: ...an flow the Express 4110 4120 off using software flow control Hardware flow control is not used The opening menu the Main menu or top level menu is the access point to all other operations Each Main m...

Page 58: ...ure Right Pane Lists available submenus More sub menus available through this pane are indicated by the and DATA symbols Left Pane Lists available menus Mode Describes current operating mode Loop Stat...

Page 59: ...or the status of the Express 4110 4120 system See the section Status Menu on page 3 64 for detailed information on the available options Test The Test menu can be used for performing diagnostic testin...

Page 60: ...figuration submenu so the path display shows Express 4110 Config uration Moving Around Press Tab or the right arrow key to move the cursor from the left pane to the right pane Press Tab or the left ar...

Page 61: ...ime you pressed J Press J anytime you want to jump between these items Arrow Keys Selects items and moves between the left and right panes The left arrow key allows you to go back up the menu Enter Ac...

Page 62: ...st are copied For example if the cursor is over the Num field in the Connection List screen all of the information associated with the Connec tion List entry is copied P Pastes the item stored in the...

Page 63: ...hat menu item The Telnet session is assigned a security level set by the user Passwords can only be accessed as security level 0 The maintenance port is always at security level 0 The security levels...

Page 64: ...the sub menus available under this menu item Figure 3 2 Configuration System Info Screen System Name Write security 3 Read security 5 Provides a user configurable text string for the name of the Expr...

Page 65: ...act Write security 3 Read security 5 Provides a user configurable text string for the contact name This field can contain a name phone number or e mail address of a person respon sible for the Express...

Page 66: ...ess 4110 4120 A POTS menu is also provided Figure 3 3 shows the WAN menu Figure 3 3 Configuration WAN Screen WAN ISDN Write security 2 Read security 5 Selects the mode the ISDN line is in If connectin...

Page 67: ...one com pany representative The Express 4110 4120 can be configured for the following Dial Line Area Code Write security 2 Read security 5 Enter 3 digit area code when using ExpertISDN Dial Line SPID...

Page 68: ...altering the SPIDs and LDNs ISDN Leased Line Write security 2 Read security 5 Leased Line parameters are entered under this menu Leased mode would be used for permanent circuits Leased Line Clock Mod...

Page 69: ...problem but a burst at one time is normal WAN POTS Write security 2 Read security 5 POTS parameters are under this menu POTS POTS Assignment Write security 2 Read security 5 The Express 4110 4120 can...

Page 70: ...OTS Speech Calltype Routing Write security 2 Read security 5 This allows the Express 4110 4120 to treat incoming calls as data over speech when selected as LAN Otherwise when set to POTS def incoming...

Page 71: ...is menu Fig ure 3 4 shows the IP menu Figure 3 4 Configuration IP Screen IP IP Address Write security 2 Read security 5 The IP address assigned to the Express 4110 4120 s Ethernet port is set here Thi...

Page 72: ...security 4 Read security 5 Adds this static route entry to the IP routing table when set to Yes def and removes it if it was previously added if set to No Static Routes IP Address Write security 4 Re...

Page 73: ...s still used but only static routes are used for routing IP packets and only the Ethernet port is used IP packets can be sent over the WAN but only when bridged IP RIP Write security 3 Read security 5...

Page 74: ...cast DHCP request The addresses assigned are based on the Express 4110 4120 s own IP address and will be within the same network This mode is most commonly used with the NAT functionality The default...

Page 75: ...m the PPP peer are used In NAT mode the PPP peer s DNS addresses are always used The DNSaddresses setin Server 1and Server 2areofferedtoaPPPpeerif so requested DNS Domain Name Write security 3 Read se...

Page 76: ...Write security 3 Read security 5 This is the IP address of the server that will receive the relay packet UDP Relay List UDP Port Type Write security 3 Read security 5 UDP Relay List UDP Port 1 UDP Po...

Page 77: ...the IP addresses behind one of its ports The device which sent the ARP request will then correctly assume that it can reach the requested IP address by sending packets to the physical address that wa...

Page 78: ...ite security 2 Read security 5 When this option is set to On the Express 4110 4120 will route IPX Set ting it to Off def will disable all IPX functionality IPX Network Write security 2 Read security 5...

Page 79: ...et segment connected to this port and use this number if it exists If it doesn t discover a number in use the Express 4110 4120 will use the config ured IPX network number for the Ethernet segment Non...

Page 80: ...ntain routing information about the networks for which this Express 4110 4120 is responsible The default value is 60 seconds IPX SAP Timer Write security 3 Read security 5 This value specifies how oft...

Page 81: ...pply for when packets are bridged across a WAN connection When IP routing is active IP packets which include ARP packets are not bridged When IPX routing is active IPX packets are not bridged Also the...

Page 82: ...he network mask to be applied to the virtual Ethernet port WAN IP Bridge Triggered Write security 2 Read security 5 When set to Yes only IP RIP updates are sent when the routing table has changed When...

Page 83: ...security 5 This is the frame type used for the virtual Ethernet port See IPX Frame Type on page 3 23 for an explanation of the IPX frame type WAN IPX Bridge Seed Status Write security 2 Read security...

Page 84: ...esses are learned Address Table Aging Write security 3 Read security 5 This is the maximum time an idle MAC address remains in the table before being removed The value is in minutes and can range from...

Page 85: ...rity Screen Security Authentication Write security 1 Read security 2 The method used for authenticating the PPP peer is selected here The possible values are See Configuration Connection List on page...

Page 86: ...is the IP address of the first RADIUS server that the Express 4110 4120 should attempt to communicate with when authenticating a PPP peer Radius Server Secondary Server Write security 1 Read security...

Page 87: ...otocol The strength of the authentication is determined in the order EAP CHAP followed by PAP where EAP is the strongest and PAP is the weakest PAP is a clear text protocol which means it is sent over...

Page 88: ...individual filter defines based on packet type Filter Defines MAC Filter Defines Write security 2 Read security 3 The MAC filter is applied to bridge packets only Bridge packets which are forwarded b...

Page 89: ...eginning of packet of where to start the pattern comparison Pattern 64 bits used for comparison hexa decimal format Mask Bits in the pattern to be compared hexadecimal format Name Identifies the filte...

Page 90: ...than means port less than None means the destination port is not com pared Proto Protocol used for comparison Range 0 to 255 decimal format Proto Cmpr Type of comparison that is performed means proto...

Page 91: ...parison is done on source socket Dest Socket 16 bit value which is the destination socket Range is 0 65535 Dest Socket Comp Type of comparison that is performed means socket equal to Not means socket...

Page 92: ...a Connection List profile is defined The Express 4110 4120 factory defaults with one profile called DEFAULT This profile is used for any incoming calls when Configuration Security Authentication None...

Page 93: ...r and for being authenticated by the PPP peer Authentication is applied between the Express 4110 4120 and the PPP peer as follows 1 The Express 4110 4120 as the authenticator When answering an incomin...

Page 94: ...When answering an incoming call If the Configuration Security Authentication parameter is set to None the DEFAULT profile s Tx Username and Tx Password are used by the Express 4110 4120 for authentica...

Page 95: ...g authenticated by the PPP peer Authentication Rx Username Write security 1 Read security 3 This is the username that is used to match the user to the Connection List profile During an incoming call t...

Page 96: ...r identification from the ISDN incoming call is compared to this number starting from the right digits Authentication Call ID 2 Write security 1 Read security 3 The caller identification from the ISDN...

Page 97: ...ally the Express4110 4120willautomaticallydiscoverthePPPpeer snetworksusingPPP IPCP and orRIP Route IP Net Write security 3 Read security 5 The PPP peer s IP address or network can be set here if know...

Page 98: ...an infinite distance in RIP and is in effect poisoning the route Route Force IP Write security 3 Read security 5 When set to Yes the Express 4110 4120 will force the PPP peer to use the IP address in...

Page 99: ...ight have been advertised by the particular PPP peer The idle routes can be flushed or zombied from the routing table if a man ual hangup is performed when this WAN connection is not active See Dial H...

Page 100: ...to the WAN link can do so in which case the Express 4110 4120 will go into full router mode IPX Triggered Write security 3 Read security 5 When set to Yes only IPX RIP and SAP updates are sent when th...

Page 101: ...mber of that interface in the data portion of the packet The IPX Router Specification from Novell notes that Type 20 packets should not be propagated across slower links with band widths of less than...

Page 102: ...IPX services that would be in the Express 4110 4120 s SAP table Probe Active Write security 3 Read security 5 When set to Yes the Express 4110 4120 will periodically dial this profiles dial out number...

Page 103: ...Multilink Fragment Write security 3 Read security 5 When this item is set to Yes def the Express 4110 4120 will split outgoing packets greater than 128 bytes into two Multilink frag ments and simultan...

Page 104: ...tomatically select the type of compression Compression is negotiated when this item is set to STAC def No compression will be attempted when set to None PPP VJ Compression Write security 3 Read securi...

Page 105: ...ed for dialing up this connection Dial Out Number 2 Write security 3 Read security 5 This is the second number used for dialing a second B channel when adding bandwidth If BACP BAP is negotiated this...

Page 106: ...amount of time the Express 4110 4120 waits for a call to be answered before giving up the attempt Possible values are 15 secs def 30 secs 1 min 2 mins and 4 mins Audio Audio directs the call control s...

Page 107: ...red to change bandwidth Bandwidth Mode Write security 3 Read security 5 When this option is set to On the Express 4110 4120 will apply its bandwidth on demand features for this Connection List profile...

Page 108: ...ion Bandwidth Samples below for more infor mation on how the bandwidth rate is calculated Bandwidth Lower Threshold Write security 3 Read security 5 This is the percentage of maximum bandwidth the bit...

Page 109: ...ples Samples Time Between Changes Write security 3 Read security 5 This value is the minimum time between bandwidth changes for this Connection List profile The range is 0 to 255 seconds The default i...

Page 110: ...xceptions list Active Turns this entry active when set to On Type Selects the filter define list to reference MAC from the Configuration Security Filter Defines MAC Filter Defines list Pattern from th...

Page 111: ...is used in Bridge or IP IPX Router mode The idle timer is a timer in the Express 4110 4120 which continually increments until it reaches the idle time out parameters value set in the Connection List a...

Page 112: ...packets reset the idle timer Ignore All When connected in any mode Bridge IP Router or IPX router the idle timer is reset only when there is a match in the Filters Dem Dial Exceptions list When not co...

Page 113: ...e SNMP on page C 1 for a description of the MIBs supported by the Express 4110 4120 Each of the three meth ods can be protected using authentication Figure 3 9 shows the Configu ration Management menu...

Page 114: ...User List Authen Method Write security 1 Read security 3 The user can be authenticated in two ways User List Password Write security 0 Read security 3 When the authenticating method is password this...

Page 115: ...ormation on SNMP SNMP Access Write security 3 Read security 5 When set to No SNMP access is denied When set to On def the Express 4110 4120 will respond to SNMP managers based on the follow ing lists...

Page 116: ...rence and has no bearing on the SNMP trap function Traps Manager IP Write security 2 Read security 4 This is the IP address of the manager that is to receive the traps Management Maint Port The Expres...

Page 117: ...8 def bits Maint Port Parity Write security 5 Read security 5 This is the asynchronous parity that the maintenance port will run The possible values are None def Odd or Even Maint Port Stop Bits Write...

Page 118: ...List This list is in the same order as the Connection List entries Figure 3 10 shows the Dial menu Figure 3 10 Dial Screen Dial Description Read security 5 This read only field is the name entered for...

Page 119: ...all Dial Channels Read security 5 This is the number of B channels being used for this call Dial Number 1 Read security 5 This read only field is the number entered for the profile under Configu ratio...

Page 120: ...0176L3 1 STATUS MENU The Express 4110 4120 s Status menu contains comprehensive status and diagnostic information used in verifying configuration and identifying problems The menus are divided into pr...

Page 121: ...if PPP IP Control Protocol has negotiated successfully IPXCP Shows UP if PPP IPX Control Protocol has negotiated successfully CCP Shows UP if PPP Compression Control Protocol has negotiated successfu...

Page 122: ...ate Tx Link Rate Current actual data transmission rate Rx Link Rate Current actual data reception rate Tx Comp Ratio Current transmission compression ratio Rx Comp Ratio Current reception compression...

Page 123: ...twork or host destination address IP Routes Netmask Network mask applied to the destina tion address IP Routes Gateway Host or router to receive this packet IP Routes Port Port gateway is located on l...

Page 124: ...removed from table or zombied Value of 999 means route is static IPX Routes Network Network destination address IPX Routes Gateway Node or Ethernet address of gateway to receive this packet IPX Route...

Page 125: ...to one eighteenth of a second IPX Routes TTL Seconds until address is removed from table Value of 999 means route is static IPX Servers Type The server type IPX Servers Name The server name IPX Server...

Page 126: ...t 2 Tx Bytes total number of raw bytes sent out HDLC port 2 Rx Bytes total number of raw bytes received in HDLC port 2 Rx CRCs total number of CRC errors detected on HDLC port 2 Clear Counts When acti...

Page 127: ...redirected messages ICMP packet errors ICMP timeouts received ICMP messages sent ICMP messages received ICMP specif if errors IP datagrams reassembled IP datagrams sent IP datagrams received Total fo...

Page 128: ...anual 61200176L3 1 IP reassembly failures Disassembled fragments Errorfree discards Routeless discards Default TTL Bad IP addresses Successful fragments Bad header packets Sent datagrams to upper laye...

Page 129: ...t Menu Echo Request Write security 4 Read security 5 When activated the echo request test will begin sending continuous PPP echo request packets to any open LCP ports Results are displayed on the scre...

Page 130: ...mportant information about the running condition of the Express 4110 4120 The logs can be set to cap ture diagnostics of error conditions only by way of a log level The levels are divided up as follow...

Page 131: ...Yes def new PPP events will overwrite old PPP events when the log is full All logging will stop when the log is full and set to No PPP Log Level In order to log events they must be at or below this le...

Page 132: ...is menu displays the log list The fields are as follows Call Log Clear This clears the log when activated Logs Network Log Information pertaining to the routing protocols is placed in this log Network...

Page 133: ...ange is 0 to 6 The default is 3 Network Log View This menu displays the log list The fields are as follows Network Log Clear This clears the log when activated Date Time Date and time event occurred L...

Page 134: ...the Utilities menu Figure 3 14 Utilities Screen Utilities Ping Write security 4 Read security 5 The ping menu is used to send ICMP ping messages to hosts The follow ing items are under this menu Star...

Page 135: ...enu Upgrade Transfer Method To upgrade use XMODEM Selecting XMODEM will load the upgrade code through the maintenance port using any PC terminal emulator with xmodem capability Upgrade Filename It is...

Page 136: ...grade has finished the upgrade will have to occur from the maintenance port using XMODEM If this happens set a PC terminal emulation program to 9600 baud and attach to the Express 4110 4120 s maintena...

Page 137: ...ory default 3 If the Express 4110 4120 still does not pass self test call ADTRAN Technical Support for assistance See the inside back cover of this manual for information on contacting ADTRAN IF THE E...

Page 138: ...Express 4110 4120 B Make sure the Express 4110 4120 is configured for Dial line ser vice C If possible try another piece of functioning ISDN equipment with a U interface on the line D Talk to your ser...

Page 139: ...er piece of functioning ISDN equipment with a U interface on the line D With the Express 4110 4120 connected to the line and powered up talk to your service provider s repair group and tell them you h...

Page 140: ...le to establish logical layer 2 for the second phone number The problem is in one or both of the following places The Express 4110 4120 software setup The telephone service provider s software setup T...

Page 141: ...ss 4110 4120 is set up with the correct SPID and LDN For example SPID1 20572270460101 SPID2 20572270470101 LDN 1 7227046 LDN 2 7227047 C Try swapping SPID1 with SPID2 and LDN1 with LDN2 Deter mine if...

Page 142: ...xplicitly specifying the prefix of the long distance service for example 10288 for AT T If this does not work then most likely the problem is that the long distance service provider is not providing l...

Page 143: ...sed 2B1Q service Ethernet Interfaces LAN Ethernet IEEE 802 3 10BaseT 4110 Ethernet IEEE 802 3 4 port 10BaseT hub 4120 Switch Compatibility LUCENT 5ESS NTI DMS 100 National ISDN 1 Dual POTS Interface M...

Page 144: ...s 2 phones 28 mA loop current each at 300 ft 24 AWG Supports 1 phone 53 mA loop current each at 300 ft 24 AWG Supports 5 phones 12 mA loop current each at 100 ft 24 AWG Supports 4 phones 15 mA loop cu...

Page 145: ...Chapter 5 Specifications 61200176L3 1 Express 4110 4120 User Manual 5 3 Physical Dimensions 1 625 H x 9 0 W x 6 375 D Weight 2 5 lbs Power 120 VAC 60 Hz 7 5 W typical dissipation with POTS...

Page 146: ...Chapter 5 Specifications 5 4 Express 4110 4120 User Manual 61200176L3 1...

Page 147: ...D is being attempted by ExpertISDN X starts at 0 and counts up for each SPID format CALL number The Express 4110 4120 is dialing the number Call Connect B1 Bearer channel B1 is active with a call Call...

Page 148: ...SDN network Getting TEI 2 The Express 4110 4120 s ISDN layer 1 is up and one TEI is obtained It is now getting the second TEI from the ISDN network ISDN 1 Ready The ISDN link layers 1 through 3 are up...

Page 149: ...110 4120 s ISDN layer 1 and 2 is up and is now registering SPID 2 with the ISDN network RINGING An incoming call is ringing B1 and B2 Bearer Channel Status Messages 56K Connected at 56K call type 64K...

Page 150: ...Appendix A Loop Status Messages A 4 Express 4110 4120 User Manual 61200176L3 1 Ringing Incoming call Routing Incoming call state in transition Waiting Call is between states or waiting for switch...

Page 151: ...vel 5 Both B channels are bundled under multilink PPP going to a single PPP peer BACP X down level 5 Bandwidth Allocation Control Protocol port X has been dropped between Express 4110 4120 and PPP pee...

Page 152: ...ssion Control Protocol port X has been dropped between Express 4110 4120 and PPP peer CCP X up level 5 Compression Control Protocol port X has been successfully negotiated between Express 4110 4120 an...

Page 153: ...been dropped between Express 4110 4120 and PPP peer IPXCP X up level 5 IPX Control Protocol port X has been successfully negotiated between Express 4110 4120 and PPP peer LCP X down level 5 Link Cont...

Page 154: ...her is refusing No IP addr for peer level 2 The Express 4110 4120 cannot continue the connection because there was no IP address received from the PPP peer or it was not set in Configura tion Connecti...

Page 155: ...ication parameters Rx User name and Rx Password are correctly entered Also if using RADIUS check that the server is configured and running properly Peer failed PAP authen level 3 The PPP peer s report...

Page 156: ...caller ID is avail able for the ISDN line then number will be blank AutoSpid Download Not Available level 4 Lucent AutoSpid download is not available from this ISDN switch AutoSpid Download Pass level...

Page 157: ...mined that the switch protocol is LUCENT 5E cus tom AutoSwitch DMS level 4 ExpertISDN has determined that the switch protocol is Nortel DMS 100 AutoSwitch NI 1 level 4 ExpertISDN has determined that t...

Page 158: ...store original band width after POTS call bump or unexpected call drop Bearer Info Cap Incorrect level 2 The bearer capability received in an information element from the switch was invalid Bearer Mod...

Page 159: ...was already busy with a call Can t answer Call not ringing level 1 Internal error as a result of trying to answer a non existent incoming call Cause cause diag num level 3 The ISDN switch has sent a...

Page 160: ...COMING_CALL_BARRED INCOMPATIBLE_DEST INVALID_CALL_REF INVALID_ELEM_CONTENTS INVALID_MSG_UNSPEC INVALID_NUMBER_FORMAT MANDATORY_IE_LEN_ERR MANDATORY_IE_MISSING NETWORK_CONGESTION NETWORK_OUT_OF_ORDER N...

Page 161: ...s 4110 4120 has conferenced the held call with the active call If no caller ID is available for the ISDN line then number will be blank for incoming calls Conference Rej number level 5 The Express 411...

Page 162: ...s the one with user in the description field DEST NOT ISDN level 4 The number dialed is not ISDN This is a warning and is most often seen for POTS calls Dial number level 5 The Express 4110 4120 is di...

Page 163: ...all from or to number was hung up If no caller ID is available for the ISDN line then number will be blank for incoming calls Hold number level 5 The Express 4110 4120 has placed a call on hold If no...

Page 164: ...layer 2 is down trying to get second TEI L3 not up level 2 A call attempt was stopped because ISDN layer 3 is down trying to regis ter first SPID L3 2 not up level 2 A call attempt was stopped becaus...

Page 165: ...ning and is most often seen for POTS calls Power Up last down cause reason level 0 displayed as level 1 after the unit is reset This is the reason for the last reset Most are caused by internal errors...

Page 166: ...aking an outgoing call to the destination spec ified by the description in the Connection List in order to get an update on routes POTS call bump level 4 The Express 4110 4120 has dropped bandwidth on...

Page 167: ...is available for the ISDN line then number will be blank for incoming calls Transfer Rej number level 5 The Express 4110 4120 attempted to transfer but was rejected by the ISDN switch If no caller ID...

Page 168: ...ll a default route because the inter or hops was zero Rejecting packet with Source Routing option src srcip dest destip level 4 The Express 4110 4120 has dropped a source routed IP packet due to inval...

Page 169: ...el 6 Debugging message related to Telnet client function Telnet Client Set TCBF_DONTBLOCK flag failed level 6 Debugging message related to Telnet client function Telnet Client socket failed level 2 Te...

Page 170: ...tion TELNETD could not obtain peer IP level 2 Telnet server function could not get IP address of Telnet client TELNETD Session failed error level 2 A Telnet server session has failed because of an err...

Page 171: ...al B 21 TFTP error rcvd message level 2 Received error with message from TFTP server TFTP lost communication level 2 Lost communication to TFTP client or server during transfer TFTP server unable to o...

Page 172: ...Appendix B Log Messages B 22 Express 4110 4120 User Manual 61200176L3 1...

Page 173: ...MP has three basic components Network Manager This is a control program that collects controls and presents data pertinent to the operation of the network devices It resides on a network management st...

Page 174: ...ice The network device issues two types of messages GetResponse This message is the response to a network manager GetRequest or GetNextRequest command Trap This is an unsolicited message issued by a n...

Page 175: ...ies to be defined The privilege level of each community can be set The default commu nity is public with read only privileges When the IP address is all zeros any manager of the community can access t...

Page 176: ...Appendix C SNMP C 4 Express 4110 4120 User Manual 61200176L3 1...

Page 177: ...Output N A Not Applicable N C Not Connected Table D 2 RJ 49C ISDN Pin Name I O Description 1 CD N C Carrier Detect 2 RD O Receive Data 3 TD I Transmit Data 4 DTR N C Data Terminal Ready 5 GND N A Sig...

Page 178: ...Appendix D Connector Pinouts D 2 Express 4110 4120 User Manual 61200176L3 1 Table D 3 RJ 11 POTS Table D 4 10BaseT Ethernet Pin 3 Ring Pin 4 Tip Pin 1 RX1 Pin 2 RX2 Pin 3 TX1 Pin 6 TX2...

Page 179: ...menu structure can be accessed through the ter minal mode interface Terminal commands are as follows top_menu sub_menu1 sub_menu2 config_item Each config_item is entered as shown below TYPE ENTERED A...

Page 180: ...E Terminal Mode Commands E 2 Express 4110 4120 User Manual 61200176L3 1 activator read only list followed by index with first record being 1 array followed by index with first record being 1 TYPE ENT...

Page 181: ...connect Goes directly to Configuration Connection List menu telnet Goes directly to Configuration Management Telnet menu snmp Goes directly to Configuration Management SNMP menu maint Goes directly t...

Page 182: ...110 4120 in terminal mode A baud rate of 9600 is strongly rec ommended when uploading As soon as the upload has been completed type save to save the new configuration to flash A reset command or power...

Page 183: ...e As defined by CCITT standards a type of telecommunication service that provides the capability for the transmission of information between user to network interfaces Bearer services defined for ISDN...

Page 184: ...ta over a dig ital system The digital transmission system transmits electrical signals directly in stead of translating the signals into tones of varied frequencies as with traditional analog transmis...

Page 185: ...blished by the signals Virtually all signalling request for service dialing disconnect etc in the U S is in band signal ling Most of that signalling is MF Multi Frequency dialing The more modern form...

Page 186: ...oss outside the LATA interLATA are passed on to an interexchange carrier loopback A diagnostic procedure where data is sent to the device being tested and the output of the device is fed directly back...

Page 187: ...of the main data carrying signal Often caused by alternating current components in a telecommunications network point to point protocol PPP An implementation of TCP IP which is intended for transmissi...

Page 188: ...P provides a means to monitor and set network configuration and runtime parameters spanning tree A loop free subset of the topology of a network SPCS Stored Program Controlled Switch A digital switch...

Page 189: ...l cabling from a central office to your home or office or from your PBX to your office phone Twisted pair wiring comes in various thicknesses As a gen eral rule the thicker the cable is the better the...

Page 190: ...e provides Basic Rate Ac cess with an operating frequency of 160 kbps and an information rate of 144 kbps Under U S regulations this also marks the line of demarcation between customer owned equipment...

Page 191: ...ng Protocol Data Unit bps Bits per second Bps Bytes per second BRI Basic Rate Interface CA Call Appearance CCP Compression Control Protocol CCITT Consultative Committee for International Telegraphy an...

Page 192: ...Logic IEC Inter Exchange Carrier ISDN Integrated Services Digital Network ISO International Standardization Organization ISP Internet Service Provider kbps Kilobits per second kHz Kilohertz LAN Local...

Page 193: ...ormation Packet Routing Information Protocol RTMF Routing Table Maintenance Protocol SAP Service Advertising Protocol SNMP Simple Network Monitoring Protocol SPCS Stored Program Controlled Switching S...

Page 194: ...Acronyms Acronyms 4 Express 4110 4120 User Manual 61200176L3 1...

Page 195: ...4120 as authenticator 3 37 authentication call ID 1 3 40 authentication call ID 2 3 40 authentication caller ID 3 40 authentication Rx password 3 40 authentication Rx username 3 39 authentication Tx...

Page 196: ...communities C 3 communities manager IP 3 60 communities name 3 59 communities privilege 3 59 compression 3 48 concurrent routing and bridging 1 13 conferencing calls 2 3 configuration 1 19 downloadin...

Page 197: ...ttempts 3 51 dial out call type 3 49 dial out connection timeout 3 50 dial out delay 3 50 dial out initial channels 3 51 dial out number 1 3 49 dial out number 2 3 49 dial out redial at 56K 3 50 dial...

Page 198: ...up 1 11 I idle timeout 1 11 IETF 1 18 if self test fails 4 1 if the Express 4110 4120 does not read ready 4 1 if you are unable to connect calls 4 6 indicators LAN 1 14 1 15 test 1 15 WAN 1 15 install...

Page 199: ...ISDN NEBEs 3 13 ISP 1 18 L LAN bridge 1 9 LAN connection 2 1 LAN indicators 1 14 1 15 LAN stats 3 70 LDN 3 12 leased line 3 12 leased line channel rate 3 12 leased line clock mode 3 12 LEDs 1 14 1 15...

Page 200: ...g clear 3 77 network log level 3 77 network log view 3 77 network log wrap 3 76 network manager C 1 GetRequest C 2 none 3 18 Novell 1 13 IPX protocol Quick Start 5 O ordering ISDN 1 18 P packets filte...

Page 201: ...24 RIP direction 3 18 3 43 RIP method 3 17 3 43 RIP mode 3 17 3 42 RIP protocol 3 17 3 42 RIP retain 3 43 RIP triggered 3 43 RIP V2 secret 3 18 RJ 11 interface D 2 RJ 49C interface D 1 route force IP...

Page 202: ...idge table 3 67 status call sessions 3 65 status IP routes 3 67 status IP stats 3 71 status IPX routes 3 68 status IPX servers 3 69 status LAN stats 3 70 status WAN stats 3 70 stop bits 3 61 subnet ma...

Page 203: ...80 upgrade transfer method 3 79 user list 3 58 user list authen method 3 58 user list idle time 3 58 user list level 3 59 user list name 3 58 user list password 3 58 using keyboard to navigate menu 3...

Page 204: ...Index Index 10 Express 4110 4120 User Manual 61200176L3 1...

Page 205: ...needed Technical Support will coordinate with the Customer and Product Service CAPS de partment to issue an RMA number For information regarding equipment currently in house or possible fees associat...

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