[vvc-l] Call drops after 55 seconds of H239
danny.munro at scu.edu.au
Thu Jul 15 01:20:54 UTC 2010
To add: our systems are Tandberg mxp3000, 6000, Edge 95. It was an Edge
with the problem this morning.
On 15/07/10 11:09 AM, "Dan Munro" <danny.munro at scu.edu.au> wrote:
> Hi all
> Just enquiring if anyone has experience a problem with H239 in external calls.
> I have had a lot of this recently, (most recently this morning connecting to
> UNE). Whilst attempting to initiate a H239 in a videoconference with external
> parties, First, they don¹t see the presentation at all, then after 50 to 55
> seconds the call drops.
> I have this problem with all my rooms so I am assuming this to be a firewall
> issue however I am told that there is nothing untoward with the firewall
> rules. (At this stage Southern Cross Uni is still using individual NAT¹s to
> address the firewall traversal).
> I have also encountered this issue whilst attempting the quality assurance
> scheme with Aarnet, with the same result. Maggie informed me that the Codian
> bridge reported a H245 error, so I am of the opinion that it is a call control
> error of some sort.
> This is not the case when receiving the H239 this morning with UNE, was only
> when sending.
> I have no problem with H239 locally, this is only happening when in an
> external call.
> Any ideas or advise would be greatly appreciated.
Dan Munro | BContempMus | Technical Officer Video Conferencing | AVMM / IT
& TS | Southern Cross University
| PO Box 157 | Lismore NSW 2480 Australia | P: 02 6620 3384 | M: 0408 289
660 | F: 02 6620 3033
| E: danny.munro at scu.edu.au | W:
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