/mcp! voice class dial-peer provision-policy 1 description match from header. If false, try to header preference 1 from preference 2 to ! dial-peer voice 1234 voip session protocol sipv2 destination provision-policy 1 incoming called-number . ! dial-peer voice 11111 voip destination uri-from FROM session protocol sipv2 session target ipv4:172.18.110.48 ! dial-peer voice 22222 voip destination uri-to TO session protocol sipv2 session target ipv4:172.18.110.48 !