[App_rpt-users] Recurring registration attempts

Any idea what's going on here?   [Apr 29 19:59:27] WARNING[14184]: chan_iax2.c:7690 registry_rerequest: REGISTER-LOG: r BARF1-43039*CLI> [Apr 29 19:58:36] WARNING[14180]: chan_iax2.c:7690 registry_rereques BARF1-43039*CLI> [Apr 29 19:58:36] WARNING[14180]: chan_iax2.c:7690 registry_rereques BARF1-43039*CLI> [Apr 29 19:58:36] WARNING[14180]: chan_iax2.c:7690 registry_rereques BARF1-43039*CLI> [Apr 29 19:58:36] WARNING[14180]: chan_iax2.c:7690 registry_rereques[Apr 29 20:00:17] WARNING[14176]: chan_iax2.c:10127 iax2_do_register: REGISTER-LOG: Se BARF1-43039*CLI> [Apr 29 19:58:36] WARNING[14180]: chan_iax2.c:7690 registry_rereques[Apr 29 20:00:17] WARNING[14177]: chan_iax2.c:7690 registry_rerequest: REGISTER-LOG: