CUCM integrated with Cisco2811 router SIP

There is a logical association between the commands and must be configured in a sequential order.

1. Configure voice encoding and SIP address format

Voice class URI 2 sip

Host IPv4:address of CUCM

Voice Class codec 1

Codec Preference 1 G729R8

Codec Preference 2 G711ulaw

Codec Preference 3 G711alaw

Codec Preference 4 g722-64

2. Configure VoIP Service Specific parameters

Voice service VoIP

IP Address Trusted List

IPv4 The address of the CUCM PUB

IPv4 The address of the CUCM SUB1

Allow-connections h323 to H323

Allow-connections h323 to sip

Allow-connections SIP to H323

Allow-connections SIP to sip

Supplementary-service h450.12

REDIRECT Ip2ip

Signaling forward unconditional

传真 protocol t38 version 0 ls-redundancy 0 hs-redundancy 0 Fallback None

Sip

Bind Control Source-interface Loopback0

Bind Media source-interface Loopback0

3. Dial-peer Access Direction configuration

Dial-peer Voice VoIP

Description Incoming Calls from CUCM

Session Protocol Sipv2

Incoming URI via 2

Voice-class codec 1

Dtmf-relay sip-notify

No VAD

!

Dial-peer Voice 2001 VoIP

Description outgoing calls to CUCM

Destination-pattern 3 ...

Session Protocol Sipv2

Session target IPv4:CUCM is responsible for processing call's sub or pub

Voice-class codec 1

Dtmf-relay sip-notify

No VAD

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CUCM integrated with Cisco2811 router SIP