[cisco-voip] Cisco ASA and Skinny

[Jason Burns]

Martin,

You can try the workaround listed in this document.

https://supportforums.cisco.com/docs/DOC-8131

I'd be apt to strike down with mighty vengeance any company policy that
keeps me on obsolete software versions. Just something to consider ;)

When you're on the latest and greatest UC versions - the rest of your
network better be ready to play!

-Jason

On Thu, Aug 12, 2010 at 4:17 AM, Martin Bufton <m.bufton at spectra-group.co.uk
> wrote:

> Chris,
>
>
>
> Thanks for your reply.
>
>
>
> I am running 7.2(4) on my ASA firewall can’t upgrade this due to company
> requirements.
>
>
>
> I can’t find what version of SCCP this supports.
>
>
>
> I am running a CUCM 7.0.2.
>
>
>
> I appears that the version of SCCP used depends on the firmware on the
> phone but I can’t find which firmware uses which SCCP version.
>
>
>
> Do you have a link to a cross reference table?
>
>
>
> * *
>
> *Martin Bufton BSc (Hons), CCNA - *Systems Engineer
>
>
>
> *From:* Chris Ward (chrward) [mailto:chrward at cisco.com]
> *Sent:* 11 August 2010 17:03
> *To:* Martin Bufton; cisco-voip at puck.nether.net
> *Cc:* Liam Devine
> *Subject:* RE: [cisco-voip] Cisco ASA and Skinny
>
>
>
> You will need to make sure your version of ASA code supports the version of
> SCCP is running. Generally speaking, for this scenario, the later the ASA
> version, the better.
>
>
>
>
> http://www.cisco.com/en/US/docs/security/asa/asa83/configuration/guide/inspect_voicevideo.html#wp1148989
>
>
>
> This basically says that ASA 8.3.1 added support for SCCP version 19 which
> is what UCM 8.0 uses with its default phone loads now I believe (depending
> on the phone model).
>
>
>
> +Chris
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Martin Bufton
> *Sent:* Wednesday, August 11, 2010 11:30 AM
> *To:* cisco-voip at puck.nether.net
> *Cc:* Liam Devine
> *Subject:* [cisco-voip] Cisco ASA and Skinny
>
>
>
> I’m trying to configure my ASA firewall to inspect Skinny traffic so that
> it will open RTP ports as required.
>
>
>
>
>
> I have allowed port 2000 to my call manger from the phone.
>
>
>
> Under service policy I have configure Protocol inspection for Skinny.
>
>
>
> When I place a call the both ends ring but as soon as the call is answer, I
> get loads of RTP packets drops and obviously no audio.
>
>
>
>
>
> Can anyone please advise what I’m doing wrong.?
>
> _______________________________________________
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> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
>
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