I'm facing an echo issue on my customer. He has 3 voice gateways running MGCP. Two of them have connections to PSTN, and one has a link to his NEC PBX.
The echo occurs on calls to PSTN or to analog phones on PBX, but it is intermitent. The weird thing is that it started something about 2 ou 3 weeks ago, and this IPT implementation has more than 3 years!
The echo cancel is enabled, and the coverage is already set to 64ms. Input gain and output attenuation is 0 for all ports. Remembering that the configuration is in Call Manager, since it's MGCP.
Should I change the values for input gain and output attenuation? For which value? Since this problem is intermitent, it's hard to make a change and test...
The short answer is that you don't.... That isn't entirely true while at
the same time it kind of is, but for the most part you don't configure
the softkeys. You enable or disable them via TCL. Here is the long
answer. Be sure to read the whole thing or e...
Topology: IP Phone > Switches > Microsoft NPS setup to forward 802.1x
proxy to > ISE 2.1 patch 3 Authentication: EAP-TLS using Cisco MIC SANs
Phone Models 802.1X support? 802.1x flavor Addtl Comment EAP-MD5 EAP-TLS
Cisco 3905 Y Y N Cisco 6911 Y Y N Cisco ...
This document describe how DST changes and how time changes are
implemented in DST. Daylight Saving Time (DST) is the practice of
setting the clocks forward 1 hour from standard time during the summer
months, and back again in the fall, in order to make b...