[OpenAFS] Stupid NAT routers & UDP keepalive packets

Derrick Brashear shadow@gmail.com
Thu, 29 Jan 2009 10:18:16 -0500

On Thu, Jan 29, 2009 at 2:39 AM, Ryan C. Underwood
<nemesis-lists@icequake.net> wrote:
> The standard suggestion to people experiencing AFS disconnections after
> idling on a NAT is to increase the UDP mapping timeout on the router.
> Unfortunately, this is impossible for the majority of idiotic "routers"
> sold in stores with proprietary firmware.  Is it possible for the AFS
> client to send a periodic keepalive packet itself for this purpose,
> similar to the OpenSSH client?  If I recall correctly, there is even a
> "ping" packet type specified in Rx for this purpose.

fs checkservers' "-interval" switch should tune the period at which it
does it; AFS is *already* sending one.