[Asterisk-Users] OT: Polycom BootRom 3.1.3 and vsftpd 2.0.3

Tue Mar 7 12:11:30 MST 2006

HTTP's nice, but FTP does the job.  Check the docs for supported FTP
servers -- many of the stock Linux FTP servers will give the exact problem
you discussed, below.  I should know -- took me almost a week before
trying proftpd, and WHAMMO, worked like a champ.

-Ken

On Tue, March 7, 2006 12:37 pm, William M Conlon wrote:
> I spent a weekend battling similar issues with 501s, using FC4/
> proftpd.  I finally switched from FTP to HTTP.
>
>
> On Mar 7, 2006, at 9:53 AM, Kristian Kielhofner wrote:
>
>
>> Hello everyone,
>>
>>
>> Please forgive the exclamation points but I have been battling
>> this one off and on for about four days now.  Sorry for the cross post.
>>
>> It all started with a box of IP 501s.  I contacted my reseller and
>> obtained the latest BootRom and SIP firmware.  Unzipped, configured,
>> copied over to my FTP server (running AstLinux, of course).  The phone
>> booted, so far so good.  Updated bootrom, nice.  Rebooted again. Updated
>> sip firmware.  Also nice.
>>
>> Upon the next reboot, the wheels started falling off.  The phones
>> would not get changes I made to any of the .cfg files.  Several phones
>> would take 20 minutes or more to boot, only to display a "0x4000 config
>> file error".  What happened?
>>
>> I have been using various Polycom's with AstLinux (and vsftpd
>> 2.0.3 that I include with it) for quite some time, with no problems
>> whatsoever.  Until now.
>>
>> I had been running bootrom 3.0.1 and various versions of the SIP
>> image at several other sites with no problem.  At this point I was still
>> unable to accept the fact that I might not be able to run this latest
>> bootrom.  After many trial and tribulations, I finally rsync'ed (with
>> -avr) the FTP directory from the AstLinux machine to
>> my laptop running CentOS 4.  I configured the vsftpd daemon (version
>> 2.0.1) IDENTICALLY (with the exception of PAM and TCP
>> wrappers) and crossed my fingers...
>>
>> After re-configuring the IP 501 to use my laptop, imagine my
>> surprise when the most problematic of them booted right away without
>> problems. Again and again, everything was fine.
>>
>> So now I just had to break out ethereal and see what was going on.
>> While I have not completely finished my analysis, it appears that
>> Polycom firmware 3.1.3 bombs out when transferring files with
>> vsftpd 2.0.3.  The symptom appears to be repeated TCP SYNs from the
>> Polycom to the ftp daemon on port 20.  The Polycom will keep
>> retrying and increment its source port number by one every few minutes.
>> Like I said, I need to dig into this more, but I figured
>> I'd report what I know and see if anyone out there can fill in the
>> holes.
>>
>> Here's what I did.  It appears that BootRom 3.1.3 works with
>> vsftpd 2.0.1, so I placed bootrom 3.0.1 (which I know works with vsftpd
>> 2.0.3) on my CentOS server and downgraded the phone to
>> 3.0.1.  I then placed 3.0.1 and SIP app 1.6.5 (which I was using
>> the whole time, btw) on my AstLinux server running vsftpd 2.0.3.
>>
>> All was good.  So now I am successfully running with the following:
>>
>>
>> Polycom IP 501
>> Bootrom 3.0.1
>> SIP 1.6.5
>> AstLinux 0.3.7
>> vsftpd 2.0.3
>>
>> I will also try to fix (or workaround) this by trying the following:
>>
>>
>> upgrading AstLinux to include vsftpd 2.0.4 trying an intermediate
>> BootRom release between 3.0.1 and 3.1.3
>> (find out exactly where/when it broke)
>> trying an even newer Polycom BootRom when it becomes available upgrading
>> the kernel in AstLinux (I doubt that's it) fiddling with iptables rules
>> in AstLinux (iptables was loaded, but obviously 3.0.1 doesn't have a
>> problem with it)
>>
>> This also might be related to the problems described here:
>>
>>
>> http://forums.digium.com/viewtopic.php?
>> p=14847&sid=6e70577c37bd345cfc164a01e64e113a
>>
>>
>> Any thoughts?  Comments?  Suggestions?
>>
>>
>> P.S. - I will be updating the Polycom config files at http://
>> www.krisk.org/asterisk/pcom/ to reflect some new changes in this firmware
>> release.  I just need to get my phones working first :)!
>>
>> --
>> Kristian Kielhofner
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>
> Bill
>
>
> William M. Conlon, P.E., Ph.D.
> To the Point
> 345 California Avenue Suite 2
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