Document about cisco voip

News about cisco voip

How to debug DTMF relay?

Tue, 22 Aug 2006 00:56:01 +0000
For H323
debug h245 asn1
For SIP
debug voip rtp session named-event
Sample output
H323
Aug 21 21:07:37.902: h245_decode_one_pdu: more_pdus = 0, bytesLeftToDecode = 7
Aug 21 21:07:37.902: H245 MSC INCOMING ENCODE BUFFER::= 6D810447200063
Aug 21 21:07:37.902:
Aug 21 21:07:37.902: H245 MSC INCOMING PDU ::=
value MultimediaSystemControlMessage ::= indication : userInput : signal :
{
signalType “9″
duration 100
}
SIP
Aug 21 21:07:37.902:          Pt:101    Evt:9       Pkt:04 00 00  <Snd>>>
Aug 21 ...]

new dynamips version 0.2.8-RC2

Wed, 23 Apr 2008 09:22:19 +0000
Thanks very much to the author Chris (Christophe Filot) for dynamips. Which is very helpfull preparing for the lab.
Mostly bugfixes, but also now with ISL trunking support.
GNS3 is also a nice tool for drag and drop a topology with the needed devices and IOS versions. It`a still a little bugy sometime, but if ...]

Unity TRAP

Wed, 09 Aug 2006 01:31:01 +0000
TRAP uses the Default Outdial Restriction table.

CCIE Party Tonight!

Tue, 24 Jun 2008 23:14:24 +0000
CCIE Party Tonight!
Come join Brian and I tonight at the official Networkers CCIE party!  City Walk at Universal Studios: Nascar Cafe’ - 6000 Universal Blvd # 743 Orlando, FL. It’s sure to be a blast!


Cisco Extended Functions - redundancy

Sat, 15 Jul 2006 00:36:02 +0000
When multiple Cisco Extended Functions are active within a Cisco CallManager cluster, the redundancy manager uses an algorithm to determine which Cisco Extended Functions service is active and which is the backup CEF. The Redundancy Manager uses the lowest IP address of the server that is running the CEF service as the active servicne. The remaining CEF ...]

CCIE Voice Lab Changes

Sun, 22 Jun 2008 14:18:03 +0000
The word from Cisco is that there will be no changes for the Voice CCIE lab anytime soon.  The earliest “changes” will be June/July 2009.  I wasn’t sure if it meant changes will be announced then or changes will be implemented then.  I’ll talk to the speaker (Ben Ng) on the next break to try ...]

Service parameters to change on startup

Sun, 16 Jul 2006 18:16:36 +0000
1. BRQ - True
2. AAR - True
3. Call Diagnostics enabled - True

It is very much feasible that you may think differently about cisco voip once you complete reading this abstract on cisco voip. Keep speculating!



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