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V.110 Support for Cisco 3600 Series Digital
Modems
This feature implements the V.110 protocol on Cisco digital modem network modules (NM-6DM,
NM-12DM, NM-18DM, NM-24DM, and NM-30DM) for the Cisco 3600 series of routers, and provides
V.110 support for digital modems connected over BRI or PRI interfaces.
This document contains the following sections:
• Feature Overview, page 1
� Supported Platforms, page 2
� Supported Standards, MIBs, and RFCs, page 2
� Command Reference, page 4
� Glossary, pag
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V.110 Support for Cisco 3600 Series Digital Modems Supported Platforms Restrictions � The BRI interface with V.110 is not supported by the Cisco 3620 router. � Cisco 3600 series routers require Low Layer Compatability (LLC) information from the Telco switch. Related Documents � Cisco IOS Dial Services Configuration Guide:Terminal Services , Release 12.1 � Cisco IOS Dial Services Command Reference , Release 12.1 Supported Platforms The following platforms are supported: � Cisco 3620 � Cisco 3640
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V.110 Support for Cisco 3600 Series Digital Modems Configuration Tasks Configuration Tasks There are no configuration tasks. All commands in this feature are existing show modem commands with modified display output. Note Cisco 3600 series routers require Low Layer Compatability (LLC) information from the Telco switch. If you have problems setting up your connection, verify that the Telco switch supports LLC. Cisco IOS Release 12.1(5)T 3
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V.110 Support for Cisco 3600 Series Digital Modems Command Reference Command Reference No new commands were added for this feature. However, the output for the following commands was modified to include V.110 information. All other commands used with this feature are documented in the Cisco IOS Release 12.1 command reference publications. � show modem � show modem log � show modem configuration � show modem connect-speeds � show modem operational-status Cisco IOS Release 12.1(5)T 4
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V.110 Support for Cisco 3600 Series Digital Modems show modem show modem To display a high-level performance report for all modems or a single modem, use the show modem EXEC command. show modem [slot/port | group number] Syntax Description slot/port (Optional) Specifies the location of a slot and modem port. Remember to include the forward slash (/) when entering this variable. group number (Optional) Specifies a modem group to which a specified modem belongs. The group number range is 1 to 2
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V.110 Support for Cisco 3600 Series Digital Modems show modem The following display shows output information for the show modem command: Router# show modem Inc calls Out calls Busied Failed No Succ Mdm Usage Succ Fail Succ Fail Out Dial Answer Pct. * 1/0 17% 74 3 0 0 0 0 0 96% * 1/1 15% 80 4 0 0 0 1 1 95% * 1/2 15% 82 0 0 0
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V.110 Support for Cisco 3600 Series Digital Modems show modem Field Description Inc calls Number of incoming calls that successfully and unsuccessfully connected to a modem. Out calls Number of outgoing calls that successfully and unsuccessfully dialed out from an available modem. Busied Out Number of modems that have been manually removed from service. Failed Dial Number of modems that attempted to dial into the network but failed to make a connection. No Answer Number of modems that detecte
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V.110 Support for Cisco 3600 Series Digital Modems show modem Note Unavailable fields are marked with dashes (-). Router# show modem 1/1 Mdm Typ Status Tx/Rx G Duration TX RX RTS CTS DSR DCD DTR 1/1 - Idle 19200/19200 0 00:01:05 - - - - - - - Modem 1/1, AS5200 Non-Manageable Modem Firmware (Boot) Rev: Unknown Modem config: Unknown Management config: Not Manageable Modem Last clearing of "show modem" counters never - incoming completes, - incoming
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V.110 Support for Cisco 3600 Series Digital Modems show modem The type of display output generated from the show modem slot/port command depends on the version of Cisco IOS software running on the router or access server. For example, the following example shows an example output for a 56K modem card, which carries digital modems that transmit at 56 kbps. Note 56K modems do not modulate or demodulate data. A pure digital-to-digital connection is made. See Table 2 for a description of the fiel
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V.110 Support for Cisco 3600 Series Digital Modems show modem Table 2 describes the fields in the previous four displays, which were created using the show modem slot/port command. This table applies to all modem module types. Table 2 show modem slot/port Field Descriptions Field Description Mdm Slot and modem number. Typ Modulation type, which can be any of the following values: Bel103, Bel212, V110, V21, V22, V22bis, V23, V32, V32bis, VFC, V34, V17, V27, V33 and K56Flx Status Current stat
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V.110 Support for Cisco 3600 Series Digital Modems show modem Field Description Modem config Current modem configuration, which includes the fields Incoming, Outgoing, Incoming and Outgoing, and Unknown. Protocol Protocol the modem is running such as Normal, Direct, reliable/MNP4, and reliable/LAPM (Link Access Procedure for Modems). Compression Compression algorithm running on the modem, such as None, V42bis, and MNP5. Management config Indicates if the modem is configured for out-of-band fe
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V.110 Support for Cisco 3600 Series Digital Modems show modem Field Description Receive Speed Counters List of connection speeds that were received by the modem. Connection Speeds # of A complete summary of possible connection speeds and the actual number connections of connections that occurred at those speeds. Depending on which modem port module and version of software you are running, possible connection speeds range from 75 to 56,000 bps. The number of successful connections is displaye
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V.110 Support for Cisco 3600 Series Digital Modems show modem log show modem log To display the modem history event status performed on a manageable modem or group of modems, use the show modem log EXEC command. show modem log [slot/port | group number] Syntax Description slot/port (Optional) Specifies the location of a slot and modem port. If this number is not specified, statistics for all connected modems are displayed. Remember to include the forward slash (/) when entering this variable.
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V.110 Support for Cisco 3600 Series Digital Modems show modem log 189 ppp packets tx, 129 ppp packets rx, 14 ppp packets rx bad 0 ec packets tx, 0 ec packets rx, 0 ec packets rx bad 0 v110 packets tx, 0 v110 packets rx, 0 v110 packets rx bad, 0 v110 sync loss 1d21h CSM: event-ASYNC_DTR_DOWN New State-IDLE_STATE 1d21h CSM: event-ASYNC_DTR_DOWN New State-IDLE_STATE ... 1d21h MICA-Cfg issued S-Reg configuration change: S29 = 8 V.110 modem standard 1d21h MICA-Cfg issued S-Reg c
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V.110 Support for Cisco 3600 Series Digital Modems show modem configuration show modem configuration To display the current modem configuration for digital MICA technologies modems loaded inside an access server or router, use the show modem configuration EXEC command. show modem configuration [slot/port] Syntax Description slot/port (Optional) Specifies the location of a slot and modem port. If this number is not specified, statistics for all connected modems are displayed. Remember to inclu
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V.110 Support for Cisco 3600 Series Digital Modems show modem configuration S22 = 0 ARA Error Correction is disabled S23 = 1 V.42 Error Correction enabled S24 = 1 MNP Error Correction enabled S25 = 0 Link Protocol Fallback to Async framing S26 = 0 Using TDM slice 0 S27 = 0 Calling Tone disabled S28 = 0 Guard Tone disabled S29 = 8 V.110 modem standard S30 = 33600 Maximum connect rate of 33600 bps S31 = 300
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V.110 Support for Cisco 3600 Series Digital Modems show modem connect-speeds show modem connect-speeds To display connection speed statistics for all modems running in an access server or router, use the show modem connect-speeds EXEC command. There is no no form of this command. show modem connect-speeds [max-speed [slot]] Syntax Description max-speed (Optional) Maximum speed you want displayed in the shifting speed window. You can specify from 12,000 to 56,000 bps. slot (Optional) Specifies
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V.110 Support for Cisco 3600 Series Digital Modems show modem connect-speeds Command Connect Speed Range Displayed show modem connect-speeds 21600 2,400 to 21,600 bps show modem connect-speeds 1200 75 to 1200 bps Note The Cisco IOS software does not accept commas (,) in the connect speed field. For example, enter 28000 not 28,000. The show modem connect-speeds command displays a log of connection speed statistics starting from the last time the access servers or router was power cycled or the
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V.110 Support for Cisco 3600 Series Digital Modems show modem connect-speeds Tot 0 0 0 263 254 266 0 0 0 783 Tot % 0 0 0 33 32 33 0 0 0 Router# show modem connect-speeds ? <12000-64000> Max baud connect speed to display to | Output modifiers Router# show modem connect-speeds 12000 ? <0-3> Slot number | Output modifiers Router# show modem connect-speeds 12000 2
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V.110 Support for Cisco 3600 Series Digital Modems show modem connect-speeds * 1/22 0 0 1 0 1 1 5 27 21 56 * 1/23 0 0 2 0 0 4 8 30 15 60 Tot 6 1 32 10 24 60 204 752 431 1546 Tot % 0 0 2 0 1 3 13 48 27 receive connect speeds Mdm 9600 12000 14400 16800 19200 21600 24000 26400 28800 TotCnt * 1/0 0