When you say sometime you can hear conversation from phone_B, what do you mean? Do you actually hear what you u said twice or do you hear user at phone_B twice? if this is the case then you are experience glare.
If there is no one at Phone_B, then you should not hear anything from PHone_B
Check the input gain and out-put autonuation Also enable Echo-canceller and supression and then try.
This document is an early notification of a behaviour change that will be introduced in IOS XR release 6.5.
IOS XR configuration principles relevant for this article are:
On router platforms all interfaces must be by defaul...
With XR 4.2.0 the ASR9000 is releasing a new line of hardware models. This amongst others is the RSP440, the next generation RSP with faster switch fabric along with Typhoon based Linecards, the next generation network processor.
The Cisco EPN system incorporates a network architecture designed to consolidate multiples services on a single Multiprotocol Label Switching (MPLS) transport network. This network is designed primarily based on Application ...