Configuring Cisco Call Manager Express with 2N VoiceBlue VoIP GSM Gateways

Configuring Cisco Call Manager Express (CCME) with 2N VoiceBlue VoIP GSM Gateways

Configuring SIP Trunk Support of CCME

This procedure enables SIP trunk support of the following parameters:

• Call forwarding over SIP networks—call-forward pattern and calling-number local commands
• Call transfer over SIP networks—transfer-system and transfer-pattern commands
• DTMF relay—dtmf-relay rtp-nte or dtmf-relay sip-notify command and notify telephone-event max-duration command
• SIP registrar—registrar, retry, and timers commands

Summary of steps

1. enable
2. configure terminal
3. telephony-service
4. call-forward pattern pattern
5. calling-number local
6. transfer-system {full-blind | full-consult}
7. transfer-pattern transfer-pattern
8. exit
9. dial-peer voice tag voip
10. dtmf-relay rtp-nte
11. dtmf-relay sip-notify
12. exit
13. sip-ua
14. notify telephone-event max-duration time
15. registrar {dns:host-name | ipv4:ip-address} expires seconds [tcp] [secondary]
16. retry register number
17. timers register time
18. exit

Using a 2N VoiceBlue VoIP GSM Gateways (2N VoiceBlue Lite, 2N VoiceBlue Enterprise) with Cisco Call Manager Express (CCME) is suitable for small and middle-size companies. It is possible to implement a GSM Gateway into the company's VoIP network using the configured SIP trunk. Implementation of a GSM Gateway into the VoIP network cuts costs and increases the communication potential.

Read detailed information in attachment below.