To me that looks like whatever router you are using in front of the phones is doing NAT compensation via a SIP ALG. Sometimes it's difficult to disable the ALG, depending on the router.
Could you post some information about what networking equipment you are using, particularly what firewall you're using on both sides. [email protected] wrote: > Hello all; > > I am playing around with setting up my test phones (Polycom 650 and > Polycom 321) to connect to a SIPx server with a public IP, and the > phones are behind NAT. > > I have enabled NAT Traversal under Internet Calling, and I have > removed all subnets from Intranet subnets. > > IP of Server : 74.1.1.1 > IP of Phones : 192.168.1.130 and 131 > External IP of NAT : 74.2.3.4 > > I am seeing the phones regsitered with the nonat option. > > sip:[email protected]<sip:[email protected]:1178;transport=tcp;x-sipX-nonat>708 > sipxecs > sip:[email protected]<sip:[email protected]:1063;transport=tcp;x-sipX-nonat>1325 > sipxecs > > > Am I missing a step on configuring something to have the Polycom > phones connect as a NAT client? I have X-Lite working just fine: > > "Test Phone"<sip:[email protected]> > <sip:[email protected]:28436;rinstance=b83c40108342c5fb;x-sipX-privcontact=74.2.3.4%3A28436> > 611 sipxecs > > > I am using the following BootROM and SIP App: > > spip_ssip_vvx_3_1_3RevC_release_sig_split.zip > spip_ssip_BootROM_4_2_1_release_sig.zip > > > Thanks, > > B > _______________________________________________ > sipx-users mailing list [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users > Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users > sipXecs IP PBX -- http://www.sipfoundry.org/ > _______________________________________________ sipx-users mailing list [email protected] List Archive: http://list.sipfoundry.org/archive/sipx-users Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users sipXecs IP PBX -- http://www.sipfoundry.org/
