The Wiky needs to be updated https://wiki.asterisk.org/wiki/display/AST/Configuring+res_pjsip#Configuringres_pjsip-IDENTIFY%28res_pjsip_endpoint_identifier_ip%29 This is the example shown: "[6001] endpoint=6001 match=203.0.113.1" It should be: "[6001] type=identify endpoint=6001 match=203.0.113.1"