Tagged: VSS

VSS and QoS on Cat6500 SUP2T


I really don’t like QoS on Cisco Switches, its too complicated and totally depends on the chassis or even on the line card in chassis based switches. What made things worse is how QoS and VSS is implemented on the Cat6500 (and documented). I recently had to create a QoS design for a customer which had VSS on Cat6500 with SUP2T and 16-port 10GE line cards. The VSL Links were on the SUP using the two 10GE ports and I had to configure QoS towards the WAN on two out of the three 1GE ports on the SUP.

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