Dial Peers: Understanding and Using Dial-Peers

Call Legs

  • Defines the voice route path
  • Matched inbound and outbound
  • POTS Call Legs
  • VoIP Call Legs

VAD and CODECs can be applied under the dial-peer. (Characteristics)

POTS and VOIP Dial Peers


dial-peer voice 101 pots
destination-pattern 102
port 1/0/1 (Other phone is directly connected at FXO)

‘debug voip dialpeer’ – Excellent command to see what is going on with dial-peers


dial-peer voice 102 voip
destination-pattern 102
session target ipv4:

default dial-peer more to follow…

*Call legs are applied inbound and outbound