[asterisk-users] Cisco firmwares 3.6.3 vs 3.8.6

[Adrian Marsh]

Thanks for that Arnaud,  saw it myself this morning, but the download
link takes me to a "page not found" cisco page :(  I've reported it on
their broken links page...


Adrian Marsh
 
-----Original Message-----
From: asterisk-users-bounces at lists.digium.com
[mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Arnaud
Ligot
Sent: 22 August 2007 13:13
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: Re: [asterisk-users] Cisco firmwares 3.6.3 vs 3.8.6

FYI about cisco firmware:
http://www.cisco.com/warp/public/707/cisco-sr-20070821-sip.shtml


A.


On Wed, 2007-08-22 at 12:26 +0100, Adrian Marsh wrote:
> Hi All,
> 
> A question for those with Cisco 7940/60 SIP phones.  I used to load
> POS3-06-03-00 Firmware to the cisco phones.  A month or so ago, I ran
> some tests and found that latest 3.8.6 firmware worked well, and
solved
> an issue or two on the phones.
> 
> I've a number of users who work outside of the LAN.  Our phones use
DNS
> names to talk to A*k, so in theory, just enabling NAT makes the phone
> work outside the LAN (home users, remote users, etc).  However, when
we
> loaded the 3.8.6 firmware to these phones, we've found the phones no
> longer work outside of the LAN.  Using Etherreal, we've found that the
> communication between the Phone and A*k breaks (A*k never sees the
> Register packets, but the phone does seem to send them.  I'll post
more
> detail if its needed, but I wondered if anyone else has seen this ?
The
> size of the IP packet for register is different (larger on the 3.8.6),
> but the important content of the Register message seems the same.
I've
> ruled out ISP/firewall interference, as its happened on a number of
> users.
> 
> Obviously there are fixes in 3.8.6, so I don't want to downgrade the
> phones again, but I can't see why they'd fail...
>  
> Adrian Marsh
>  
> 
> 
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