Re: [c-nsp] Cat 6500 - uRPF - FIB TCAM

Hi, On Tue, Aug 14, 2012 at 07:50:08PM -0400, Brandon Applegate wrote: > I know this has been mentioned over the years here and there, but I don't > know that I fully understand the exact behavior. I've always read 'urpf > halves your tcam...'. So this only applies to the interface on which it

Re: [c-nsp] Cat 6500 - uRPF - FIB TCAM

Thanks to Tim - that was exactly the clarification I was looking for. -- Brandon Applegate - CCIE 10273 PGP Key fingerprint: 8779 B023 7637 CEC8 C5C6 4052 664D 7E08 3CBB 1739 "SH1-0151. This is the serial number, of our orbital gun." ___ cisco-nsp ma

Re: [c-nsp] Cat 6500 - uRPF - FIB TCAM

At 04:50 PM 8/14/2012, Brandon Applegate vociferated: Hello, I know this has been mentioned over the years here and there, but I don't know that I fully understand the exact behavior. I've always read 'urpf halves your tcam...'. It applies only to sup2. Sup720 & later don't suffer this lim

Re: [c-nsp] Cat 6500 - uRPF - FIB TCAM

I strongly think you should read up on how CEF/dCEF work on the 6500, as you seem to show a basic misunderstanding here. Short version: There is 1 TCAM table with some caveats about how dCEF works per card / spa. -Blake On Tue, Aug 14, 2012 at 6:50 PM, Brandon Applegate wrote: > Hello, > > I k

[c-nsp] Cat 6500 - uRPF - FIB TCAM

Hello, I know this has been mentioned over the years here and there, but I don't know that I fully understand the exact behavior. I've always read 'urpf halves your tcam...'. So this only applies to the interface on which it's configured, correct ? So for example, in a single switch with th

Re: [c-nsp] Loop/Unreachable problem with C6500/SUP720

I don't know if this helps, but how much ram do you have in this system and the line cards that these VLANs are on? This type of behavior sounds like the system is running low on memory. We saw this running on the 6500 running BGP and OSPF. Had to upgrade ram to solve the issue. Of course we were r

Re: [c-nsp] (no subject)

What line cards are inserted ? Do you have enough power ? On Tue, Aug 14, 2012 at 5:35 PM, Harry Hambi wrote: > Hi All, > I have the following global command, diagnostic level complete. Is this > command doing some sort of Diag on the line cards?. Also the output of > the sh mod command is as fo

[c-nsp] (no subject)

Hi All, I have the following global command, diagnostic level complete. Is this command doing some sort of Diag on the line cards?. Also the output of the sh mod command is as follows: Mod Online Diag Status --- --- 1 Bypass 2 Bypass 3 Bypass 4 Bypass 5 Bypass 6 Bypass