Cisco Catalyst 6500 Series Configuration Manual page 286

Understanding Failover
Partial switch failure—If one or more interfaces on the switch fails, both switches would be partially
•
active, but only one FWSM is active. The FWSM, which operates independently of the switch, has
no reason to fail over because the active FWSM receives FWSM traffic from the secondary switch
over the trunk
Figure 15-5 Partial Switch Failure
Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services Module Configuration Guide
15-8
(Figure 15-5).
Active Switch
VLAN 200
Active
FWSM
VLAN 203
Internet
VLAN 100
Active Switch
Failover Links:
VLAN 10
Trunk:
VLANs 200, 201,
VLAN 11
202, 203, 10, 11
Eng
Mktg
VLAN 202
Inside
VLAN 201
Chapter 15 Using Failover
Standby
FWSM
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