Forum Discussion

tonic501's avatar
tonic501
New Contributor
8 years ago

Cisco VoIP Phone Does Not Connect via Cox Internet

Hello, I have a Cisco 7945 VoIP phone (from my company) which normally connects to my company's network via the Internet.  This phone works just fine via other ISP networks and even via a Verizon M...
Cisco 7945 IP Phone VoIP UDP 443 VPN
Allan's avatar
Allan
Moderator
8 years ago

@tonic501

While we do block some ports, we do not block 443. Please check route firewall settings and any vpn settings if applicable. 

Thanks,

Allan - Cox Support Forums Moderator.