Hi all,We seem to be experiencing poor quality calls when making external calls using the speakerphone on Cisco 7975 handsets. For example the call participant at the other end of the line will complain that we are cutting out, breaking up or there b...

Hi,I'm currently planning on deploying a switch stack that would consist of the following switches:2 x Catalyst 3750 12 SFP port switches2 x Catalyst 3750X 48 10/100/1000 port switchesCisco do claim that the 3750X is backwards compatible with the old...

Hi,Over the last couple of months we have experienced about 5 Ethernet card failures, with another three happening late last year. The problem results in all Cisco IP phones on the card losing power (the phones are powered over Ethernet) and the PCs ...