Cisco 4500M Software Manual page 503

Chapter 35 Configuring Network Security with ACLs
Figure 35-5 Applying ACLs on Switched Packets
Host A
(VLAN 10)
ACLs and Routed Packets
Figure 35-6
in this order:
1.
2.
3.
4.
OL-6696-01
VLAN 10
map
Frame
Host C
(VLAN 10)
VLAN 10
shows how ACLs are applied on routed packets. For routed packets, the ACLs are applied
VLAN map for input VLAN
Input router ACL
Output router ACL
VLAN map for output VLAN
Catalyst 4500 series switch
Input Output
router router
ACL ACL
Routing function
Packet
Software Configuration Guide—Release 12.2(25)EW
Using VLAN Maps with Router ACLs
VLAN 20
map
VLAN 20
35-21