Re: China Netcom SIP

2010-03-12 Thread Chris Davies
randall wrote: > i'm setting up some SIP phones in China and we have a broadband > connection with China Netcom. > there seems to be some filtering going on by the ISP, does anybody have > experience with China Netcom and knows if there are any restrictions > concerning the connection type? If i

China Netcom SIP

2010-03-09 Thread randall
hi all, i'm setting up some SIP phones in China and we have a broadband connection with China Netcom. i can't seem to be able to register the voip phones to the PBX in another location but i do see the connection going out. there seems to be some filtering going on by the ISP, does anybody have e