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I have a Catalyst 4948 switch running 12.2(54)SG and having an issue with one device receiving a DHCP address.The Device is the new phone system, an Avaya IP Office 500 V2 R11.Currently there is a Windows Server running DHCP issuing addresses and eve...
Hi all,
I am experiencing an odd problem with my voice gateway behind a my NAT firewall.
I have a cisco 2811 as a NAT/Firewall and behind the NAT/Firewall is another cisco 2811 acting as a voice gateway.
The NAT/firewall is Cisco IOS Software, 2800 S...
Hi All,
I am having an issue where I have just installed a 1941 router to act as the NAT and Firewall and now the net2phone polycom VVX400 phones will not register.
The phones were working fine on the cable modem/firewall and now moving over to the n...
Good Afternoon,
I have an issue and I'm not sure that there is a solution but I figured I would ask the forum.
I have an ISDN to IP gateway (cisco 3945 Version 15.1 with UC license) which allows my older PBX (ISDN-PBX), which can only handle a T1, to...
Good Afternoon,I hope I can get some help in the right direction for this.I have a voice gateway that has two PBXs connected to itPBX-A is SIP so a voip dial peerPBX-B is TDM so I'm using a POTS dial peer with the ISDN connectionThe extensions all in...
Paul,Thank you for the idea, (and thank everyone for the assistance), it was decided to swap out the switch to get the system up and running for now. If I ever get a chance I will try the portfast suggestion to see what happens.For now you were all h...
Georg,I set lldp globally4949(config)#lldp rununfortunately I still have the same issue and the IP office is not getting an IP address.I ran the wireshark again and I see the DHCP discover packet sent out from the IP office but it never gets to the D...
Hi kubn2Thank you, does it matter that there is no voice vlan right now. The data and voice are all on vlan 1.I'll separate later but wanted to get working first. so no vlan configured.Apologies but I also forgot to mention that I can set the IP Offi...
