I have tried <extension name="remoteFreeswitch"> <condition field="destination_number" expression="^014(\d+)$"> <action application="bridge" data="sofia/external/$1 at 192.168.141.187<http://lists.freeswitch.org/mailman/listinfo/freeswitch-users> :5080"/> </condition> </extension> But the console moniter return : [INFO] mod_dialplan_xml.c:233 dialplan_hunt() Processing 1001->01497710001 in context default [WARNING] mod_sofia.c:2546 sofia_outgoing_channel() Cannot locate registered user 97710001 at 192.168.141.187:5080@external [NOTICE] mod_sofia.c:2642 sofia_outgoing_channel() Close Channel N/A [CS_NEW] [ERR] switch_ivr_originate.c:1425 switch_ivr_originate() Cannot create outgoing channel of type [sofia] cause: [USER_NOT_REGISTERED] [INFO] mod_dptools.c:1998 audio_bridge_function() OriginateFailed. Cause: USER_NOT_REGISTERED I am sure that 97710001 is a online user on "192.168.141.187", What's wrong??