Cisco Cisco Catalyst 6500 Series Firewall Services Module
Americas Headquarters:
© 2011 Cisco Systems, Inc. All rights reserved.
Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA
Release Notes for the Catalyst 6500 Series and
Cisco 7600 Series Firewall Services Module
Software Release 3.1(x)
Cisco 7600 Series Firewall Services Module
Software Release 3.1(x)
February 2011
This document contains release information for FWSM releases 3.1(1) through 3.1(20).
This document includes the following sections:
•
•
•
•
•
•
•
•
•
•
•
Important Notes
•
You must install maintenance software Release 2.1(2) before you upgrade to FWSM Release 3.1.
See Upgrading the Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services
Module from Release 2.x to Release 3.1 for detailed information about upgrading to 2.1(2).
See Upgrading the Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services
Module from Release 2.x to Release 3.1 for detailed information about upgrading to 2.1(2).
•
For traffic that passes through the control-plane path, such as packets that require Layer 7 inspection
or management traffic, the FWSM sets the maximum number of out-of-order packets that can be
queued for a TCP connection to 2 packets, which is not user-configurable. Other TCP normalization
or management traffic, the FWSM sets the maximum number of out-of-order packets that can be
queued for a TCP connection to 2 packets, which is not user-configurable. Other TCP normalization