Managed System Resources - Cisco Catalyst 6500 Series Configuration Manual

Appendix A Specifications

Managed System Resources

Table A-3
using the resource manager. See the
Table A-3
Specification
MAC addresses (transparent
firewall mode only)
Hosts allowed to connect
through the FWSM, concurrent
Inspection engine connections,
rate
IPSec management
connections, concurrent
PDM management sessions,
concurrent
NAT translations, concurrent
SSH
connections, concurrent
System messages, rate
TCP
between any two hosts,
including connections between
one host and multiple other
hosts, concurrent and rate
Telnet management
connections, concurrent
1. PDM sessions use two HTTPS connections: one for monitoring that is always present, and one for making configuration
2. Secure Shell
3. Transmission Control Protocol
4. User Datagram Protocol
5. Because Port Address Translation (PAT) requires a separate translation for each connection, the effective limit of connections
OL-6392-01
lists the managed system resources of the FWSM. You can manage these resources per context
Managed System Resources
1
2
management
3 4
or UDP connections
5
changes that is present only when you make changes. For example, the system limit of 32 PDM sessions represents a limit of
64 HTTPS connections.
using PAT is the translation limit (256,000), not the higher connection limit. To use the connection limit, you need to use
NAT, which allows multiple connections using the same translation session.
Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services Module Configuration Guide
"Configuring Resource Management" section on page
Context Mode
Single Multiple
64,000 64,000 divided between all contexts
256,000 256,000 divided between all contexts
10,000 per second 10,000 per second divided between all contexts
5 5 per context
Maximum of 10 divided between all contexts
5 Up to 5 per context
Maximum of 32 divided between all contexts
256,000 256,000 divided between all contexts
5 5 per context
Maximum of 100 divided between all contexts
30,000 per second 30,000 per second divided between all contexts
for messages sent to for messages sent to the FWSM terminal or
the FWSM terminal buffer
or buffer
25,000 per second divided between all contexts
25,000 per second for messages sent to a syslog server
for messages sent to
a syslog server
999,900 999,900 divided between all contexts
100,000 per second 100,000 per second divided between all
contexts
5 5 per context
Maximum of 100 connections divided between
all contexts.
Managed System Resources
5-11.
A-3