Re: huge number of aliases

Jan Willamowius <[email protected]> Thu, 21 Jul 2016 16:53:49 +0200
Newsgroups gmane.comp.telephony.openh323gk.user
Organization GNU Gatekeeper Project
Message-ID <[email protected]>
Hi,

most ASN.1 parsers have a limit for the maximum number of array
elements that they accept (eg. for the array of endpoint aliases). For
GnuGk that limit defaults to 128, but you can raise the limit with the
switch

[Gatekeeper::Main]
MaxASNArraySize=400

But raising the limit in GnuGk is only half of what you need to do.
Most endpoints also have a similar limit.

In the trace you sent, you stay below GnuGk's limit, but your Cisco
gateway seems to have an even lower limit of ~100 elements and seems to
have an internal buffer overrun when it receives more: As you can see
in the trace, in the lightweight RRQ the last few characters of the
endpoint identifier are missing! So maybe you contact Cisco support how
you can raise the limit in your gateway.

Regards,
Jan

-- 
Jan Willamowius, Founder of the GNU Gatekeeper Project
EMail  : [email protected]
Website: http://www.gnugk.org
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bottleman wrote:
> hi, there is a problem with huge number of aliases on a single gw - if 
> i assign for example ~200 aliases first time registration is ok but 
> lightweight rrq fail after this, i attach debug trace 6 log from latest 
> cvs version. if i remove one-four aliases all start work fine.

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