No, I use Panasonic PBX SIP/IP telephone exchange and SIP / IP phones without STUN servers. When I use routing via MS ISA / Cisco – I haven’t this problem.
Routing and Bridging Firewall Solutions
No, I use Panasonic PBX SIP/IP telephone exchange and SIP / IP phones without STUN servers. When I use routing via MS ISA / Cisco – I haven’t this problem.