[SIPForum-discussion] 5 minute cut-off

Sebastian Hauret seba.hauret at gmail.com
Tue Sep 3 13:33:52 UTC 2013


Hi Trsitan,
I suggest you to check Min-SE and session-expires values. This parameters
are defined in RFC 4028.
In your examples, they are set in 300 seconds = 5 minutes.

Seba


2013/9/2 <smraney at comcast.net>

> Tristan,
>
> I admittedly do have have working experience with all these particular
> endpoints, so my suggestions are merely based on observations of the Invite
> messages.
>
> The Invite's associated to the IOS and Android endpoints do not appear to
> have 'ptime' attributes, whereas the Invites associated to the other three
> endpoints do.  Issues with ptime attributes typically effect quality of
> service.
>
> *PTimer Attributes:*
>  a. Genband IP Phone - a=ptime: 20
>  b. Grandstream IP Phone - a=ptime: 20
>  c. IOS - Not Configured
>  d. Android - Not Configured
>  e. PC Client - a=ptime: 30
>
> My other thought was whether or not this could be associated to a 'session
> refresh' issue, if the session is seen as inactive and requires refresh to
> remain established?
>
> Thanks,
>
> Steve.....
>
> ------------------------------
> *From: *"Tristan Bulandus" <tristanbulandus at yahoo.com>
> *To: *"Jorge" <jwalcantara at hotmail.com>, "Binan AL Halabi" <
> binanalhalabi at yahoo.com>, smraney at comcast.net, murali87ece at gmail.com
> *Cc: *discussion at sipforum.org
> *Sent: *Sunday, September 1, 2013 11:33:43 PM
> *Subject: *5 minute cut-off
>
>
> Hi guys.
>
> Genband A2 is currently peered to Huawei Softswitch.
>
> Genband A2 has the following terminals that register to it:
>  a. Genband IP Phone
>  b. Grandstream IP Phone
>  c. IOS
>  d. Android
>  e. PC Client
>
> Now, I try to call to Numbers routed at the Huawei Softswitch from the
> following terminals and experience:
> a. Genband IP Phone calling Huawei - Call NOT cut-off
> b. Grandstream IP Phone calling Huawei - Call NOT cut-off
> c. IOS calling Huawei - Call cut-off at 5 minutes
> d. Android calling Huawei - Call cut-off at 5 minutes
> e. PC Client calling Huawei - Call NOT cut-off
>
> May I request what has to be adjusted on the IOS and Android clients
> please? I've attached a summary of the SIP Invites being generated by
> terminals.
>
> Thanks!
>
>
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