[c-nsp] what is it with 3550s?

Jeff Kell jeff-kell at utc.edu
Wed Feb 3 16:55:43 EST 2010


On 2/3/2010 4:42 PM, Randy McAnally wrote:
> Don't the 3550 have some pretty big TCAM and routed VLAN limitations compared
> to their 3560/3750 counterparts?
>   

In our case (vrf-enabled, but not ipv6):

foobar-3550#show sdm prefer   (a 3550-12)
 The current template is the routing extended-match template.
 The selected template optimizes the resources in
 the switch to support this level of features for
 16 routed interfaces and 1K VLANs.

 number of unicast mac addresses:   6K
 number of igmp groups:             6K
 number of qos aces:                1K
 number of security aces:           1K
 number of unicast routes:          12K
 number of multicast routes:        6K

foobar-3750#show sdm prefer   (a 3750-12)
 The current template is "aggregate default" template.
 The selected template optimizes the resources in
 the switch to support this level of features for
 8 routed interfaces and 1024 VLANs.

  number of unicast mac addresses:                  6K
  number of IPv4 IGMP groups + multicast routes:    1K
  number of IPv4 unicast routes:                    12K
    number of directly-connected IPv4 hosts:        6K
    number of indirect IPv4 routes:                 6K
  number of IPv4 policy based routing aces:         0
  number of IPv4/MAC qos aces:                      0.875k
  number of IPv4/MAC security aces:                 1K




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