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Basic VLAN map question

news2010a
Level 3
Level 3

A book states that answer b) below is correct. Is the book right on this ?

"VLAN maps can be applied to a VLAN interface"

a)True

b)False

"

I thought that a) was correct based on the following:

from Cisco.com:

"VLAN access maps can be applied to VLANs or to WAN interfaces for VACL capture. VACLs attached to WAN interfaces support only standard and extended Cisco IOS IP ACLs..."

1 Accepted Solution

Accepted Solutions

smothuku
Level 7
Level 7

Hi ,

VLAN maps can be applied to Vlan's.It is true.

VLAN Maps --> VLAN ACLs or VLAN maps can access-control all traffic.You can apply VLAN maps to all packets that are routed into or out of a VLAN or are bridged within a VLAN in the stack.VLAN maps are used for security packet filtering. VLAN maps are not defined by direction (input or output).

Below link gives config details of vlanmaps.

http://cco-sj-2.cisco.com/univercd/cc/td/doc/product/lan/cat3750/12114ea1/3750scg/swacl.htm#77764

Hope it helps you.

Thanks,

satish

View solution in original post

1 Reply 1

smothuku
Level 7
Level 7

Hi ,

VLAN maps can be applied to Vlan's.It is true.

VLAN Maps --> VLAN ACLs or VLAN maps can access-control all traffic.You can apply VLAN maps to all packets that are routed into or out of a VLAN or are bridged within a VLAN in the stack.VLAN maps are used for security packet filtering. VLAN maps are not defined by direction (input or output).

Below link gives config details of vlanmaps.

http://cco-sj-2.cisco.com/univercd/cc/td/doc/product/lan/cat3750/12114ea1/3750scg/swacl.htm#77764

Hope it helps you.

Thanks,

satish