Thanks Peter If they do have dbus connectors then why are they not supported with a sup32. I thought it was a physical connectivity issue but apparently not. So is it just a performance decision made by Cisco ? Jon
> Subject: Re: [c-nsp] 6500 dbus usage > From: [email protected] > To: [email protected] > CC: [email protected] > Date: Tue, 20 Sep 2011 16:15:38 +0200 > > On Tue, 2011-09-20 at 14:12 +0100, Jon Marshall wrote: > > My confusion is when i read on here that when the 67xx modules are > > running in CFC mode they send a portion of the packet (depending on > > compact/truncated mode) across the 32Gbps bus to the supervisor for a > > forwarding decision to be made. But if they don't have connectors to > > the 32Gbps bus then how do they access it ? > > They do have DBus connectors. Even the WS-X6708-10G-3C, even though the > diagram doesn't show it. > > http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps708/prod_white_paper0900aecd80673385.html#wp9000639 > > > As a further question, assuming they do send lookups across the shared > > bus then having classic linecards using the same bus could have a > > direct impact on the performance of the 67xx modules ? > > AFAIK it will not impact the performance of traffic staying on > fabric-enabled cards. > > (I'm not aware of any changes the Sup2T might introduce here.) > > -- > Peter > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
