Flapping POS Interface on Frame-relay between a Juniper and Cisco
jay at west.net
Mon Dec 5 18:39:55 CST 2011
On 11/19/11 8:11 AM, Righa Shake wrote:
> Am having a problem that is buffling.
> I recently changed a POS link encapsulation from PPP to Frame-relay.
> Since that time the POS interface keeps resetting from time to time.
> On my BGP session am receiving cease notifications from my upstream
> The setup is such that we have a cisco on one end and a Juniper on the
> interface POS0/0/0
> mtu 4474
Does this match the other end?
> no ip address
> no ip unreachables
> encapsulation frame-relay
You might try "encapsulation frame-relay ietf" for full compatibility
with non-Cisco gear at the other end.
> logging event link-status
> crc 32
> pos scramble-atm
> frame-relay lmi-type ansi
> ROUTERshow run int pos0/0/0.101
> Building configuration...
> interface POS0/0/0.101 point-to-point
> LMI enq sent 81981, LMI stat recvd 77480, LMI upd recvd 0, DTE LMI up
Something is dropping frames.
> Last clearing of "show interface" counters 1w2d
> 6970870 runts, 2179 giants, 0 throttles
> 0 parity
> 892493293 input errors, 882184781 CRC, 0 frame, 0 overrun, 0 ignored,
> 3335463 abort
Lots of CRC line errors, runts, giants, LMI dropped frames. Kind of
looks like you could have a physical problem with the link itself.
Jay Hennigan - CCIE #7880 - Network Engineering - jay at impulse.net
Impulse Internet Service - http://www.impulse.net/
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