Re: (PM) too fast irx?

Kyle Platts (kwplat1@uswest.com)
Wed, 07 Jan 1998 14:46:12 -0600

Dave Cornejo wrote:
>
> I am having trouble with an IRX-111 running 3.5f (old I know but it
> has worked fine up until now). I have a 56K frame relay connection
> from PacBell and am using a BAT SU-56K CSU.
>
> My connection periodically drops out for periods of minutes to hours -
> PacBell claims that I am "sending too much data" which causes their
> switch to drop the connection. Now if I do a "show s1" I am seeing
> some truly incredible numbers - like 20K BYTES per second being
> shipped out. At least when I installed my IRX a few years back, the
> only option was for external clocking, which I assume means that the
> data is clocked off of a signal that PacBell is providing. It still
> seems to be setup for external clocking.

There is a known bug in 3.5f that does this exact thing. When the IRX is
under a high load, the router "forgets" to send link management, then
when the lmi times out enough times, the link management fails and the
pvc's go down.

Upgrade.

-- 
Kyle Platts
Network Engineer
!NTERPRISE Networking Services
U S WEST Communications
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