[c-nsp] RSP720-3CXL - 512k ipv4 route capacity ?

Shimol Shah shimshah at cisco.com
Wed Sep 16 14:37:53 EDT 2009


What exact flavor of ES card are you using ? 'sh mod <>'

Putting a ES20-3C in to a chassis with RSP720-3CXL lowers the
effective table capacity of the system to the level of 3C


Brandon Applegate said the following on 9/16/2009 2:19 PM:
> I'm pretty sure either I'm not understanding something 
> architecuture-wise or we've enabled something globally that halves 
> this.  The marketing sheet says this will do 1M ipv4 routes.  My show 
> commands lead me to believe our systems will only do 512k.  Not a 
> problem today (for full internet) but I would like to understand.  We 
> are doing ipv4 only, some MPLS, nothing earth-shattering.  The command 
> and output that leads me to post this is:
> 
> router# sh platform hardware capacity forwarding
> 
> <snip>
> 
>  Module              FIB TCAM usage:                     Total        
> Used     %Used
>    1                     72 bits (IPv4, MPLS, EoM)      524288      
> 293721     56%
>                         144 bits (IP mcast, IPv6)      262144            
> 8      1%
> 
> </snip>
> 
> This is half of the rated max for the 3CXL and double that of the 3C.  
> We are running ES+ line cards but we have some CFC-based cards in it as 
> well. So my operating mode is still:
> 
> router# sh platform hardware pfc mode
> PFC operating mode : PFC3CXL
> 
> Thanks in advance for any info.
> 
> -- 
> Brandon Applegate - CCIE 10273
> PGP Key fingerprint:
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> "SH1-0151.  This is the serial number, of our orbital gun."
> 
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