Cisco ASA 5505 - Manual (Page 1129)

C H A P T E R
53-1
Cisco ASA 5500 Series Configuration Guide using the CLI
53
Configuring Connection Settings
This chapter describes how to configure connection settings for connections that go through the ASA,
or for management connections, that go to the ASA. Connection settings include:
• Maximum connections (TCP and UDP connections, embryonic connections, per-client connections)
• Connection timeouts
• Dead connection detection
• TCP sequence randomization
• TCP normalization customization
• TCP state bypass
• Global timeouts
This chapter includes the following sections:
• Information About Connection Settings, page 53-1
• Licensing Requirements for Connection Settings, page 53-4
• Guidelines and Limitations, page 53-5
• Default Settings, page 53-5
• Configuring Connection Settings, page 53-6
• Monitoring Connection Settings, page 53-14
• Configuration Examples for Connection Settings, page 53-14
• Feature History for Connection Settings, page 53-16
Information About Connection Settings
This section describes why you might want to limit connections and includes the following topics:
• TCP Intercept and Limiting Embryonic Connections, page 53-2
• Disabling TCP Intercept for Management Packets for Clientless SSL Compatibility, page 53-2
• Dead Connection Detection (DCD), page 53-2
• TCP Sequence Randomization, page 53-3
• TCP Normalization, page 53-3
• TCP State Bypass, page 53-3