[c-nsp] atm0 going down every five minutes (DSL: Defect: LOS LOF LCDi: retraining)

Kristofer Sigurdsson kristosig at gmail.com
Thu Jun 29 12:44:03 EDT 2006


I believe you can adjust the speed from your end with dsl line-rate ...

-Kristo

2006/6/29, Elmar Pigeaud <pigeaud at gmail.com>:
> Nope, that's the problem. Could it be the firmware? I don't know, however,
> how to get it.
>
>
> On 6/29/06, Marko Milivojevic <markom at pangalactic.net> wrote:
> >
> >
> > You don't have another Cisco to try out?
> >
> > Elmar Pigeaud wrote:
> > > Hm... too late to ask them now. Workday's been over for aaaages (6:15)
> > ;-)
> > >
> > > Can you think of anything else?
> > >
> > > Thanks, however.
> > >
> > > On 6/29/06, *Marko Milivojevic * <markom at pangalactic.net
> > > <mailto:markom at pangalactic.net>> wrote:
> > >
> > >
> > >     I believe that you can't set it from your side (I could be wrong, I
> > >     don't
> > >     have any routers now that I can play with), but you could ask
> > service
> > >     provider to lower it. 8 Mb/s downstream may not be the real problem,
> > it
> > >     could be related to the upstream speed. 4M/512K should work for up
> > >     to 3 km
> > >     over sewer pipes ;-)
> > >
> > >     Elmar Pigeaud wrote:
> > >      > Sorry for asking, but how can I lower the speed?
> > >      >
> > >      > Thanks!
> > >      >
> > >      > On 6/29/06, *Marko Milivojevic* <markom at pangalactic.net
> > >     <mailto:markom at pangalactic.net>
> > >      > <mailto:markom at pangalactic.net <mailto:markom at pangalactic.net>>>
> > >     wrote:
> > >      >
> > >      >
> > >      >     Try lowering the speed. I had problems with some 827's at 8
> > Mb/s
> > >      >     even with
> > >      >     rather short lines (~300m).
> > >      >
> > >      >     Elmar Pigeaud wrote:
> > >      >      > Called them, they tested the line: no problem (they never
> > >     heard
> > >      >     of SELT
> > >      >      > however). Other modems have no problem whatsoever (can't
> > >     try another
> > >      >      > cisco...). The line should be very short, because it is
> > >     connected
> > >      >     in our
> > >      >      > own street and I get the full 8mbit.
> > >      >      >
> > >      >      > I can try to have them test the line more than they did
> > >     now, but as
> > >      >      > other modems have no problem on the same line, I don't
> > >     think the
> > >      >      > solution will be there.
> > >      >      >
> > >      >      > Any other suggestions?
> > >      >      >
> > >      >      > On 6/29/06, *Marko Milivojevic* <markom at pangalactic.net
> > >     <mailto:markom at pangalactic.net>
> > >      >     <mailto: markom at pangalactic.net <mailto:
> > markom at pangalactic.net>>
> > >      >      > <mailto:markom at pangalactic.net
> > >     <mailto:markom at pangalactic.net> <mailto:markom at pangalactic.net
> > >     <mailto:markom at pangalactic.net>>>>
> > >      >     wrote:
> > >      >      >
> > >      >      >
> > >      >      >     How long is the line? Can you ask the operator to
> > >     perform SELT on
> > >      >      >     the line?
> > >      >      >
> > >      >      >     Elmar Pigeaud wrote:
> > >      >      >      > Sorry to re-submit the question, however, I got
> > >     somewhat
> > >      >     further.
> > >      >      >     Our c836
> > >      >      >      > router loses connection every five minutes. The
> > >     line is
> > >      >     ok, other
> > >      >      >     modems
> > >      >      >      > work fine. Our provider can see no problem. Can
> > >     this have
> > >      >      >     something to do
> > >      >      >      > with my config? At the moment it is still very
> > >     simple, and
> > >      >     I have
> > >      >      >     never
> > >      >      >      > encountered a similar problem with the same
> > provider.
> > >      >      >      >
> > >      >      >      > Has anyone ever seen a similar problem?
> > >      >      >      >
> > >      >      >      > Thanks in advance!
> > >      >      >      >
> > >      >      >      > Pjn
> > >      >      >      >
> > >      >      >      > The log:
> > >      >      >      >
> > >      >      >      > Jun 29 14:33:51.750: DSL: Defect: LOS LOF LCDi:
> > >     retraining
> > >      >      >      > Jun 29 14:33:51.750: DSL: Received response: 0x41
> > >      >      >      > Jun 29 14:33:52.710:
> > >     c820_atm_check_linkstate_periodic:
> > >      >     PHY line
> > >      >      >     is going
> > >      >      >      > down
> > >      >      >      > Jun 29 14:33: 52.710:   Shutting down ATM0...
> > >      >      >      > Jun 29 14:33:52.710: ATM0 c820_atm_shutdown:
> > state=0
> > >      >      >      > Jun 29 14:33:52.710: pquicc_sar_stop...
> > >      >      >      > Jun 29 14:33:52.710:   c820_atm_stop_receive...
> > >      >      >      > Jun 29 14:33:52.966:   pquicc_sar_rx_disable...
> > >      >      >      > Jun 29 14:33:52.966:   Disable TX Cav ....
> > >      >      >      > Jun 29 14:33:52.966:   Disable RX Cav ....
> > >      >      >      > Jun 29 14:33:52.966 :   Disable PD[15] and PD[14]
> > ....
> > >      >      >      > Jun 29 14:33:52.970: c820_reset_vc: conid = 0
> > >      >      >      > Jun 29 14:33:52.970: c820_reset_vc: conid = 3
> > >      >      >      > Jun 29 14:33:52.970: Resetting ATM0
> > >      >      >      >
> > >      >      >      > Firmware info:
> > >      >      >      >
> > >      >      >      > Cisco IOS Software, C836 Software (C836-K9O3Y6-M),
> > >     Version
> > >      >      >     12.3(8)T11,
> > >      >      >      > RELEASE S
> > >      >      >      > OFTWARE (fc1)
> > >      >      >      > Technical Support: http://www.cisco.com/techsupport
> > >      >      >      > Copyright (c) 1986-2005 by Cisco Systems, Inc.
> > >      >      >      > Compiled Wed 10-Aug-05 20:25 by dchih
> > >      >      >      >
> > >      >      >      > ROM: System Bootstrap, Version 12.2(11r)YV3,
> > RELEASE
> > >      >     SOFTWARE (fc2)
> > >      >      >      >
> > >      >      >      > gw2 uptime is 2 hours, 52 minutes
> > >      >      >      > System returned to ROM by power-on
> > >      >      >      > System restarted at 11:48:51 UTC Thu Jun 29 2006
> > >      >      >      > System image file is "flash:
> > >     c836-k9o3y6-mz.123-8.T11.bin"
> > >      >      >      >
> > >      >      >      > Running config:
> > >      >      >      >
> > >      >      >      > !
> > >      >      >      > ! Last configuration change at 13:07:35 UTC Thu Jun
> > 29
> > >      >     2006 by admin
> > >      >      >      > !
> > >      >      >      > version 12.3
> > >      >      >      > no service pad
> > >      >      >      > service timestamps debug datetime msec
> > >      >      >      > service timestamps log datetime msec
> > >      >      >      > no service password-encryption
> > >      >      >      > !
> > >      >      >      > hostname c836
> > >      >      >      > !
> > >      >      >      > boot-start-marker
> > >      >      >      > boot-end-marker
> > >      >      >      > !
> > >      >      >      > logging buffered 10000 debugging
> > >      >      >      > no logging console
> > >      >      >      > !
> > >      >      >      > no aaa new-model
> > >      >      >      > ip subnet-zero
> > >      >      >      > !
> > >      >      >      > !
> > >      >      >      > ip ips po max-events 100
> > >      >      >      > no ftp-server write-enable
> > >      >      >      > !
> > >      >      >      > !
> > >      >      >      > username admin privilege 15 secret 5 <pw>
> > >      >      >      > !
> > >      >      >      > !
> > >      >      >      > bridge irb
> > >      >      >      > !
> > >      >      >      > !
> > >      >      >      > interface Ethernet0
> > >      >      >      >  description
> > >     $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-Ethernet
> > >      >     10/100$
> > >      >      >      >  ip address 192.168.20.1 <http://192.168.20.1>
> > >     <http://192.168.20.1>
> > >      >     <http://192.168.20.1> 255.255.255.0 <http://255.255.255.0> <
> > >     http://255.255.255.0>
> > >      >      >     <http://255.255.255.0>
> > >      >      >      >  ip nat inside
> > >      >      >      > !
> > >      >      >      > interface BRI0
> > >      >      >      >  no ip address
> > >      >      >      >  shutdown
> > >      >      >      > !
> > >      >      >      > interface ATM0
> > >      >      >      >  no ip address
> > >      >      >      >  no ip route-cache
> > >      >      >      >  no ip mroute-cache
> > >      >      >      >  no atm ilmi-keepalive
> > >      >      >      >  dsl operating-mode auto
> > >      >      >      >  dsl enable-training-log
> > >      >      >      >  bridge-group 1
> > >      >      >      >  bridge-group 1 spanning-disabled
> > >      >      >      >  pvc auto 0/34
> > >      >      >      >   encapsulation aal5snap
> > >      >      >      >  !
> > >      >      >      > !
> > >      >      >      > interface FastEthernet1
> > >      >      >      >  no ip address
> > >      >      >      >  duplex auto
> > >      >      >      >  speed auto
> > >      >      >      > !
> > >      >      >      > interface FastEthernet2
> > >      >      >      >  no ip address
> > >      >      >      >  duplex auto
> > >      >      >      >  speed auto
> > >      >      >      > !
> > >      >      >      > interface FastEthernet3
> > >      >      >      >  no ip address
> > >      >      >      >  duplex auto
> > >      >      >      >  speed auto
> > >      >      >      > !
> > >      >      >      > interface FastEthernet4
> > >      >      >      >  no ip address
> > >      >      >      >  duplex auto
> > >      >      >      >  speed auto
> > >      >      >      > !
> > >      >      >      > interface BVI1
> > >      >      >      >  mac-address 000f.fe1e.f0a5
> > >      >      >      >  ip address dhcp
> > >      >      >      >  ip nat outside
> > >      >      >      > !
> > >      >      >      > ip classless
> > >      >      >      > ip route 0.0.0.0 <http://0.0.0.0> <http://0.0.0.0>
> > >     < http://0.0.0.0> 0.0.0.0 <http://0.0.0.0>
> > >      >     <http://0.0.0.0> <http://0.0.0.0> BVI1
> > >      >      >      > no ip http server
> > >      >      >      > ip nat inside source list 1 interface BVI1 overload
> > >      >      >      > !
> > >      >      >      > !
> > >      >      >      > access-list 1 permit 192.0.0.0 <http://192.0.0.0>
> > >     <http://192.0.0.0>
> > >      >     <http://192.0.0.0> 0.255.255.255 <http://0.255.255.255>
> > >     <http://0.255.255.255 <http://0.255.255.255>>
> > >      >      >     <http://0.255.255.255>
> > >      >      >      > !
> > >      >      >      > control-plane
> > >      >      >      > !
> > >      >      >      > bridge 1 protocol ieee
> > >      >      >      > bridge 1 route ip
> > >      >      >      > !
> > >      >      >      > line con 0
> > >      >      >      >  login local
> > >      >      >      >  no modem enable
> > >      >      >      > line aux 0
> > >      >      >      > line vty 0 4
> > >      >      >      >  privilege level 15
> > >      >      >      >  login local
> > >      >      >      >  transport input telnet ssh
> > >      >      >      > !
> > >      >      >      > scheduler max-task-time 5000
> > >      >      >      > !
> > >      >      >      > end
> > >      >      >      > _______________________________________________
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