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Configuring Cisco MC3810 Series Concentrators to Use High-Performance Compression Modules

Supported Standards, MIBs, and RFCs

Cisco IOS Release 12.1(2)T

Supported Standards, MIBs, and RFCs

RFCs

•

RFC 1890— RTP: A Transport Protocol for Real-Time Applications

•

RFC 1889—RTP Profile for Audio and Video Conferences with Minimal Control

MIBs

•

CISCO-ENTITY-VENDORTYPE-OID-MIB

•

OLD-CISCO-CHASSIS-MIB

•

CAS_INTF_MIB

International Telecommunication Union (ITU-T) G-Series Codec Compression Specifications

–

G.711 A Law at 64,000 bps

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G.711 u Law at 64,000 bps

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G.723.1 Annex A at 5300 bps

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G.723.1 Annex A at 6300 bps

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G.723.1 at 5300 bps

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G.723.1 at 6300 bps

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G.726 at 16,000 bps

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G.726 at 24,000 bps

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G.726 at 32,000 bps

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G.728 at 16,000 bps

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G.729 at 8000 bps

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G.729 Annex A and B at 8000 bps

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G.729 Annex A at 8000 bps

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G.729 Annex B at 8000 bps

Prerequisites

One or two HCM modules must be installed in your Cisco MC3810 chassis.

Note

An HCM may not be combined with a VCM in one chassis.

Configuration Tasks

Complete the following tasks to configure the Cisco MC3810 voice ports for operation with one or two
HCMs installed:

•

Configuring Codec Complexity

•

Specifying Codecs for Network Dial Peers

Содержание Mc3810 - 16MB Flash Memory

Страница 1: ...e 3 Prerequisites on page 3 Configuration Tasks on page 3 Command Reference on page 7 Feature Overview High performance voice compression modules HCMs provide voice compression according to the voice compression coding algorithm codec specified when the Cisco MC3810 is configured Table 1 shows the number of voice channels each type of compression module can support Table 1 Voice Compression Module...

Страница 2: ...gies Voice over Internet Protocol VoIP Voice over Frame Relay VoFR Voice over Asynchronous Transfer Mode VoATM Related Documents Cisco IOS Multiservice Applications Configuration Guide Cisco IOS Release 12 1 Cisco IOS Multiservice Applications Command Reference Cisco IOS Release 12 1 Supported Platforms Cisco MC3810 series Table 2 Codec Packaging Information Codec Packaging Codecs High complexity ...

Страница 3: ...ions G 711 A Law at 64 000 bps G 711 u Law at 64 000 bps G 723 1 Annex A at 5300 bps G 723 1 Annex A at 6300 bps G 723 1 at 5300 bps G 723 1 at 6300 bps G 726 at 16 000 bps G 726 at 24 000 bps G 726 at 32 000 bps G 728 at 16 000 bps G 729 at 8000 bps G 729 Annex A and B at 8000 bps G 729 Annex A at 8000 bps G 729 Annex B at 8000 bps Prerequisites One or two HCM modules must be installed in your Ci...

Страница 4: ...ot displayed If high complexity is specified the setting codec complexity high is displayed The following example shows an excerpt from the command output if high complexity has been specified Router show running config hostname router alpha voice card 0 codec complexity high Command Purpose Step 1 router show voice dsp Check the DSP voice channel activity If any DSP voice channels are in the busy...

Страница 5: ...g text is sample output from the show dial peer voice command for a VoIP dial peer Router show dial peer voice 10 VoiceOverIpPeer10 information type voice tag 10 destination pattern 555 answer address preference 0 group 10 Admin state is up Operation state is up incoming called number connections maximum 0 unlimited DTMF Relay disabled application associated type voip session target ipv4 10 1 1 1 ...

Страница 6: ...limited DTMF Relay disabled application associated type vofr session target Serial0 120 called number session protocol cisco switched fax rate voice payload size 30 bytes codec g729r8 payload size 30 bytes signaling type cas VAD enabled Voice Sequence Numbers disabled voice class perm tag Connect Time 0 Charged Units 0 Successful Calls 0 Failed Calls 0 Accepted Calls 0 Refused Calls 0 Last Disconn...

Страница 7: ...d Calls 0 Last Disconnect Cause is Last Disconnect Text is Last Setup Time 0 Command Reference This section documents new or modified commands Modified commands are indicated by an asterisk All other commands used with this feature are documented in the Cisco IOS Release 12 1 command reference publications codec dial peer codec complexity ds0 group voice card ...

Страница 8: ...Command Modes Dial peer configuration codec Codec options on Cisco MC3810 series equipped with HCM and with codec complexity set to high or medium g711alaw G 711 A Law 64000 bps g711ulaw G 711 u Law 64000 bps g723ar53 G 723 1 Annex A 5300 bps g723ar63 G 723 1 Annex A 6300 bps g723r53 G 723 1 5300 bps g723r63 G 723 1 6300 bps g726r16 G 726 16000 bps g726r24 G 726 24000 bps g726r32 G 726 32000 bps g...

Страница 9: ...11 3 1 T This command was introduced as a Cisco 3600 series VoIP dial peer configuration command 12 0 4 T This command was modified for VoFR dial peers On the Cisco MC3810 series this command was first supported as a dial peer command 12 0 5 XK The g729br8 codec and pre ietf keyword were added for the Cisco 2600 and 3600 series 12 0 7 T This command was implemented in the 12 0 7 T release 12 0 7 X...

Страница 10: ... multiples of 40 20 to 240 in multiples of 20 40 to 240 in multiples of 20 80 120 120 g728 VoIP VoFR VoATM 10 to 230 in multiples of 10 10 to 240 in multiples of 10 10 to 240 in multiples of 10 40 60 60 g729abr8 g729ar8 g729br8 g729r8 VoIP VoFR VoATM 10 to 230 in multiples of 10 10 to 240 in multiples of 10 10 to 240 in multiples of 10 20 30 30 Table 3 Voice Payload per Frame Options and Defaults ...

Страница 11: ...density the number of calls that can take place on the digital signal processors DSPs With higher codec complexity fewer calls can be handled Note In the Cisco MC3810 series this command is valid only with HCM s installed and you must specify voice card 0 in the command mode If two HCMs are installed the codec complexity command configures both HCMs at once high With high complexity packaging each...

Страница 12: ...on a Cisco MC3810 containing one or two HCMs router config voice card 0 router config voicecard codec complexity high The following example sets the codec complexity to high on voice card 1 in a Cisco 2600 or 3600 series router router config voice card 1 router config voicecard codec complexity high Related Commands Command Description show voice dsp Shows the current status of all DSP voice chann...

Страница 13: ...ype depends on the connection that you are making The E M interface allows connection for PBX trunk lines tie lines and telephone equipment The FXS interface allows connection of basic telephone equipment and PBXs The FXO interface is for connecting the central office CO to a standard PBX interface where permitted by local regulations it is often used for off premises extensions The following opti...

Страница 14: ...ted at the master channel side after the timer expires The following options are available only on E1 controllers on the Cisco MC3810 series e m melcas immed E M Mercury Exchange Limited Channel Associated Signaling MELCAS immediate start signaling support e m melcas wink E M MELCAS wink start signaling support e m melcas delay E M MELCAS delay start signaling support fxo melcas MELCAS Foreign Exc...

Страница 15: ...r ds0 group 1 timeslot 11 24 type fxo loop start The following example configures DS0 groups 1 and 2 on controller T1 0 to support transparent CCS router config controller T1 0 router config controller mode ccs cross connect router config controller ds0 group 1 timeslot 1 10 type ext sig master router config controller ds0 group 2 timeslot 11 24 type ext sig slave Related Commands Command Descript...

Страница 16: ...guration mode for the voice card in slot 1 on a Cisco 2600 or 3600 router router config voice card 1 router config voicecard The following example enters voice card configuration mode on a Cisco MC3810 concentrator router config voice card 0 router config voicecard Related Commands slot On the Cisco 2600 and 3600 platforms A value from 0 to 3 that identifies the physical slot in the chassis where ...

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