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| reply to jbs
Re: Does IPKall direct to ATA make a difference? You are experiencing one of the big problems that can be encountered using direct ip calling. The problem is NAT transversal. The problem is caused by the router that you are using. When you use an voip provider they often have several techniques available to avoid the problem. Just using your ata, you only use the techniques built into the ata. Using a STUN server along with the NAT Support Parameters usually solves the problem, not not always.
Dogface05 had a recent posting outline the best settings for NAT transversal on a Linksys/Cisco adapter. »Re: Different providers for inbound and outbound on same ATA? |