Cisco VoiP (Voice over IP)
Cisco BW calculations, and optimization. http://www.cisco.com/en/US/tech/tk652/tk698/technologies_tech_note09186a0080094ae2.shtml#configvoice
- Packet size, VAD
- Setup BRI at remote site for breakout using central callmanager, H.323
! voice-card 0 dspfarm dsp services dspfarm ! voice call carrier capacity active voice rtp send-recv ! voice service voip h323 ! interface FastEthernet0/0.x description VOICE-Vlan ip address XX h323-gateway voip interface h323-gateway voip bind srcaddr XX ! interface BRI1/0 description ISDN-VoicePort no ip address isdn switch-type basic-net3 isdn point-to-point-setup isdn incoming-voice voice isdn send-alerting isdn sending-complete ! voice-port 1/0 compand-type a-law ! voice-port 1/1 compand-type a-law ! ! dial-peer voice 20 voip destination-pattern 01132699.. voice-class codec 1 session target ipv4:10.110.0.102 incoming called-number 01132699.. dtmf-relay h245-alphanumeric no vad ! dial-peer voice 3 pots destination-pattern .T progress_ind alert enable 8 incoming called-number 9... direct-inward-dial port 0/1 forward-digits all !
...