[c-nsp] Troubleshooting Lag between GigE interfaces

Rodney Dunn rodunn at cisco.com
Thu Sep 23 12:03:59 EDT 2004


How many routes do you have on the box.

32M isn't nearly enough to hold the full BGP
table in distributed mode.

Can you post a 'sh diag' for the box here?

I can't remember, do we even ship a GEIP with
32M of memory?

Here is the one in my lab:

Slot 0:
        Physical slot 0, ~physical slot 0xF, logical slot 0, CBus 0
        Microcode Status 0x4
        Master Enable, LED, WCS Loaded
        Board is analyzed 
        Pending I/O Status: None
        EEPROM format version 1
        VIP4-80 RM7000 controller, FRU: VIP4-80=, HW rev 2.04, board revision A0
        Serial number: 18629786  Part number: 73-3143-10
        Test history: 0x00        RMA number: 00-00-00
        Flags: cisco 7000 board; 7500 compatible

        EEPROM contents (hex):
          0x20: 01 22 02 04 01 1C 44 9A 49 0C 47 0A 00 00 00 00
          0x30: 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

        Slot database information:
        Flags: 0x4      Insertion time: 0x32EC (1w3d ago)

        Controller Memory Size: 256 MBytes CPU SDRAM, 64 MBytes Packet SDRAM

        PA Bay 0 Information:
                Gigabit-Ethernet PA(Dual-Wide), 1 ports, FRU: PA-GE=
                EEPROM format version 4
                HW rev 0.02, Board revision A0
                Serial number: FAA045107SV  Part number: 73-4520-03 


it's 256 Meg of DRAM on the GEIP (aka: vip/pa fixed combo).

On Thu, Sep 23, 2004 at 11:58:59AM -0400, Paul Stewart wrote:
> > Nope.  We do ACL's in the distributed path.
> > Only caveat there is named ACL's in 12.0S are not supported
> > in the dCEF path.
> > 
> 
> Ah right.. sorry my mistake...
> > 
> > > would that be causing it to punt down?
> > 
> > This doesn't have anything to do with punts.  Here dCEF isn't
> > even up to the VIP in slot 8 and 9.
> > 
> > For some reason dCEF got disabled to those slots.
> > You would have to have the logs from when it got disabled
> > to know why.
> > 
> > How much memory are on those cards?
> > 'sh diag'
> > 
> 32 Meg on each card..
> 
> > 
> > You can try to re-enable it via: clear cef linecard
> > 
> > or do:
> > 
> > 
> > confi t
> > ip cef  <that converts everything to RSP based CEF switching
> > ip cef distributed <that will turn dCEF back on for the box.
> > 
> > You have to get dCEF sync'd up to the cards first.
> > That should say "up and sync, table-up" in sh cef linecard.
> > 
> 
> Tried this... 
> 
> They still show as disabled.. weird.. must be my configuration I'm
> guessing.. but not sure why...
> 
> Paul
> 


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