Cisco ASA 5585-X

CHAPTER
1-1
Cisco ASA Series CLI Configuration Guide
1
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 1-1
• Licensing Requirements for Connection Settings, page 1-4
• Guidelines and Limitations, page 1-5
• Default Settings, page 1-5
• Configuring Connection Settings, page 1-6
• Monitoring Connection Settings, page 1-14
• Configuration Examples for Connection Settings, page 1-14
• Feature History for Connection Settings, page 1-16
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 1-2
• Disabling TCP Intercept for Management Packets for Clientless SSL Compatibility, page 1-2
• Dead Connection Detection (DCD), page 1-2
• TCP Sequence Randomization, page 1-3
• TCP Normalization, page 1-3
• TCP State Bypass, page 1-3