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Mitel Forums => Mitel MiVoice Business/MCD/3300 => Topic started by: bluewhite4 on July 01, 2015, 04:53:42 PM

Title: MiVoice 7.1 Bulletin
Post by: bluewhite4 on July 01, 2015, 04:53:42 PM
I swear there had been a MiVoice 7.1 PR1 bulletin about turning on early media something or other for SIP, from within shell.

Only now I can't find it. Does anyone happen to know the bulletin I'm looking for?
Title: Re: MiVoice 7.1 Bulletin
Post by: sarond on July 02, 2015, 02:22:05 AM
There is a note in the latest Release Notes for 7.1PR1

Quote
MiVB 7.1 PR1 includes the important fix for SIP trunk exception ( WorkerST0), ONS  audio and no-PER-NET channels reported in MiVB 7.1 release. For details, refer to the defect list section.
Important Note: after upgrade to MiVB 7.0, 7.1, Mitel highly recommends that you enable the feature of DPNSS EARLY as follows:
Procedure to enable DPNSS EARLY
1.  Telnet <System IP> and log in as system/sx2000
2.   To get to the maintenance mode, hit ESC 6
3.   On the maintenance mode, issue ccs enable dpnss early_tx
Title: Re: MiVoice 7.1 Bulletin
Post by: bluewhite4 on July 02, 2015, 07:25:08 AM
Thank you! That's what I was looking for, but I had sworn it was a separate bulletin.
Title: Re: MiVoice 7.1 Bulletin
Post by: x-man on July 02, 2015, 07:46:15 AM
So, what does this actually do then?
Title: Re: MiVoice 7.1 Bulletin
Post by: bluewhite4 on July 02, 2015, 08:45:28 AM
So, what does this actually do then?

From Help:

MSDN/DPNSS Description
 
MSDN/DPNSS is a digital signaling system that provides many other features and is used within a private network of systems.

MSDN/DPNSS Signaling Scheme

A digital signaling scheme is used within the private network to pass call information between the system nodes in the network. MSDN/DPNSS uses common-channel signaling (CCS). In this scheme, the signaling information for a number of traffic channels is passed as messages over one channel on a multi-channel digital link.

MSDN/DPNSS Features List
 
MiVoice Business supports the following MSDN/DPNSS features on IP trunks, XNET trunks, and MSDN/DPNSS trunks:


I also remember having to do this a few years ago with MCD 4 or 5 I think. At the time I was told that it helped the controller do call setup earlier/faster that it might otherwise expect to on an inbound call. Where there had been noticeable delays for inbound ringing. But that may have been a completely different issue.
Title: Re: MiVoice 7.1 Bulletin
Post by: x-man on July 02, 2015, 09:22:15 AM
Found this online.   http://micc.mitel.com/kb/KnowledgebaseArticle51475.aspx