My FS server has two ip addresses, local and internet. When i register from internet registering done without any problem. But when i call with this phone from local network this error reads: 2014-01-13 16:28:50.006392 [DEBUG] switch_event.c:1608 Parsing variable [absolute_codec_string]=[PCMU] 2014-01-13 16:28:50.006392 [DEBUG] switch_event.c:1608 Parsing variable [originate_timeout]=[60] 2014-01-13 16:28:50.006392 [DEBUG] switch_event.c:1608 Parsing variable [ignore_early_media]=[true] 2014-01-13 16:28:50.006392 [WARNING] mod_dptools.c:3972 Can't find user [2001@???.???.??.??] 2014-01-13 16:28:50.006392 [NOTICE] switch_ivr_originate.c:2650 Cannot create outgoing channel of type [user] cause: [SUBSCRIBER_ABSENT] 2014-01-13 16:28:50.006392 [DEBUG] switch_ivr_originate.c:3616 Originate Resulted in Error Cause: 20 [SUBSCRIBER_ABSENT] It means my user just defined on one ip address!!! yes or no?! what is the problem? any solution experts?!!!