IP Telephony and Phones

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isdn calls are soft

HiWe have received feedbacks that making outgoing ISDN calls via PSTN voice is soft.Have increase the input gain on the mgcp trunk but it seem like little improvement.Would like to determine the isolation of this issue ? How to ensure that within the...

Voice quality problem

Hello Guys,We have a problem on our voice network, the voice quality for phone 7937G is not good.Ou network is fully configured to categorized voice with DSCP 34 (AF41) and Cos 5 (Binary 101). We did some traces and test see below:We sniffed the voic...

CME 8.1 full?

Hi all,I have an unconfigured router ready to go with IOS 15.1(2)T1, which by my research should use CME 8.1. Upon looking on the Cisco Download Site, there is a file set for my specific IOS release (cme-151-2Tv1.zip), however this is not the full CM...

Resolved! CCM lab 6 to 8 upgrade issue

I'm planning on upgrading my production 6.1.5 call manager server to 8.6.2(a) so ive setup a lab.  My lab consists of a 6.1.5 demo running on an ESXi 4.1.0 box thats populated with some dummy data.  I installed it from the OVA template provided by ci...

aguy by Beginner
  • 10 replies
  • 0 Helpful votes

asterisk integrate with cisco vg

Hi ;i encounter some tehnical issue with asterisk pbx integrate with cisco VG C3825. I did configure VG as H323, look fine. but encounter ringback tome issue where by pstn user call in to IP phone has no ringback tone. Pls find main vg config as per ...

potan by Beginner
  • 0 replies
  • 0 Helpful votes

Silent Wav File for MOH?

Hello All,We are running Call Manager 8.5 and are getting a complaint that the tones that play when there is no music on hold that let callers know they are still on hold are a problem when there is a conference call and someone puts their phone on h...

Resolved! CLI issue

Hi Guys,I have a query. Let me give you the details,Scenario:A route group contains 2 MGCP gateways. i.e. it contains one port from each gateway. And on each gateway one E1 line is terminated.Route group A -S0/SU0/ds1-0/1 from R1 (Router 1) -S0/SU0/d...