[cisco-voip] RTP Packets over ASA with 8.4.1 Code

Matthew Loraditch MLoraditch at heliontechnologies.com
Thu May 5 11:22:54 EDT 2011


Ok so for the list's benefit
Worked with TAC, disabling them again it worked. I think I may have done something wonky the first time I tried.
Of course I asked the TAC Engineer why the difference in 8.4.1 vs 8.2, 8.1 as I have several other customer ASA including our own that are on those code levels and skinny inspection is enabled and works fine over VPN.
So I'm pretty sure I found a bug but despite my prodding the engineer he didn't seem interested in figuring out the problem just working around it.
Luckily I have no need for Skinny inspection.

Matthew Loraditch, CCVP, CCNA, CCDA
1965 Greenspring Drive
Timonium, MD 21093
support at heliontechnologies.com<mailto:support at heliontechnologies.com>
(p) (410) 252-8830
(F) (443) 541-1593

Visit us at www.heliontechnologies.com<http://www.heliontechnologies.com/>
Support Issue? Email support at heliontechnologies.com<mailto:support at heliontechnologies.com> for fast assistance!

From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Matthew Loraditch
Sent: Tuesday, May 03, 2011 3:23 PM
To: Jim McBurnett; cisco-voip at puck.nether.net
Subject: Re: [cisco-voip] RTP Packets over ASA with 8.4.1 Code

So I disabled all the voice inspections and that didn't work, I then reenabled them and they started working....................
I am rebooting tonight to see if it's still ok afterwards



Matthew Loraditch, CCVP, CCNA, CCDA
1965 Greenspring Drive
Timonium, MD 21093
support at heliontechnologies.com<mailto:support at heliontechnologies.com>
(p) (410) 252-8830
(F) (443) 541-1593

Visit us at www.heliontechnologies.com<http://www.heliontechnologies.com/>
Support Issue? Email support at heliontechnologies.com<mailto:support at heliontechnologies.com> for fast assistance!

From: Jim McBurnett [mailto:jim at tgasolutions.com]
Sent: Tuesday, May 03, 2011 1:36 PM
To: Matthew Loraditch; cisco-voip at puck.nether.net
Subject: RE: RTP Packets over ASA with 8.4.1 Code

Any MTP's configured?

Jim

From: Matthew Loraditch [mailto:MLoraditch at heliontechnologies.com]
Sent: Tuesday, May 03, 2011 12:02 PM
To: Jim McBurnett; cisco-voip at puck.nether.net
Subject: RE: RTP Packets over ASA with 8.4.1 Code

Nope we aren't using that

Matthew Loraditch, CCVP, CCNA, CCDA
1965 Greenspring Drive
Timonium, MD 21093
support at heliontechnologies.com<mailto:support at heliontechnologies.com>
(p) (410) 252-8830
(F) (443) 541-1593

Visit us at www.heliontechnologies.com<http://www.heliontechnologies.com/>
Support Issue? Email support at heliontechnologies.com<mailto:support at heliontechnologies.com> for fast assistance!

From: Jim McBurnett [mailto:jim at tgasolutions.com]
Sent: Tuesday, May 03, 2011 12:02 PM
To: Matthew Loraditch; cisco-voip at puck.nether.net
Subject: RE: RTP Packets over ASA with 8.4.1 Code

Do you have any Phone Proxy configurations?
I've heard of some bugs on that configuration, but never seen them personally....
Jim

From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Matthew Loraditch
Sent: Tuesday, May 03, 2011 11:22 AM
To: cisco-voip at puck.nether.net
Subject: [cisco-voip] RTP Packets over ASA with 8.4.1 Code

Anyone having issues with this?  It appears our ASA is changing the ip of RTP packets over VPN to the IP of the asa instead of keeping them as my VGW's IP.
This basically breaks all of our IP Communicators.


Matthew Loraditch, CCVP, CCNA, CCDA
1965 Greenspring Drive
Timonium, MD 21093
support at heliontechnologies.com<mailto:support at heliontechnologies.com>
(p) (410) 252-8830
(F) (443) 541-1593

Visit us at www.heliontechnologies.com<http://www.heliontechnologies.com/>
Support Issue? Email support at heliontechnologies.com<mailto:support at heliontechnologies.com> for fast assistance!

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