[cisco-voip] ASA PhoneProxy TFTP error on Publisher/TFTP server

[Jason Burns]

Hopefully this can shed some light on how things work:

http://supportwiki.cisco.com/ViewWiki/index.php/ASA_Phone_Proxy_Troubleshooting_and_Common_Problems



On Mon, Nov 3, 2008 at 12:11 PM, c3voip <c3voip at nc.rr.com> wrote:

>  I think I figured it out, but am not sure that I understand.  Why should
> the proxy be requesting tftp files with the Internet address of the phone
> client if it is "proxying" for it?  I missed the part where the ASA has to
> be in path with traffic to the Internet from the CallManager.  I thought a
> proxy would act on behalf of  the phones and the phones would show up on the
> LAN with the ASA's Inside interface address.  I had to add a host route on
> my CCM/TFTP server to get TFTP to work.
>
>
>
> I'm confused.
>
>
>
> -C
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *c3voip
> *Sent:* Friday, October 31, 2008 4:01 PM
> *To:* cisco-voip at puck.nether.net
> *Subject:* [cisco-voip] ASA PhoneProxy TFTP error on Publisher/TFTP server
>
>
>
> I am trying to get the ASA Phone Proxy feature up and working with CCM
> 4.1.3, but I am getting the following tftp error messages when the cnf.xml
> file is requested by the ASA for the phone:
>
>
>
> 10/31/2008 15:50:13.656 TFTP|
> CTftpConnect::sendFileUsingIOCP[4760:Internet_IP:49180] Timeout Occurred
> [size 512, block 1, timeout 25]|<CLID::Cluster><NID::CCM_IP>
>
> 10/31/2008 15:50:13.656 TFTP|
> CTftpConnect::serve[0A016B30],[4760:Internet_IP:49180] Call to sendFile
> failed inside tftp() [SEP0021D8BA87D8.cnf.xml]|<CLID::Cluster><NID::CCM_IP>
>
> 10/31/2008 15:50:17.656 TFTP|
> CTftpConnect::sendFileUsingIOCP[4792:Internet_IP:49180] Timeout Occurred
> [size 512, block 1, timeout 25]|<CLID::Cluster><NID::CCM_IP>
>
> 10/31/2008 15:50:17.656 TFTP|
> CTftpConnect::serve[0A0185F8],[4792:Internet_IP:49180] Call to sendFile
> failed inside tftp() [SEP0021D8BA87D8.cnf.xml]|<CLID::Cluster><NID::CCM_IP>
>
>
>
> The phone boots and loads fine when on the local LAN, but it errors when
> the ASA requests the same file.
>
>
>
> Any ideas on what this means, do I need to turn on more detailed traces?
>
>
>
> Thanks,
>
> -C
>
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