DefensePro User Guide
Basic Device Configuration
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Document ID: RDWR-DP-V0602_UG1201
Configuring SYN Protection Tuning
SYN tables are used to define SYN Flood protection.
To configure SYN Protection tuning
1. In the Configuration perspective Advanced Parameters tab navigation pane, select Tuning
Parameters > SYN Protection.
2. Configure the tuning parameters.
Max. Number of Source IPs in
Suspend Table
The maximum number of hosts that the Suspend Table is able to
block simultaneously.
This value affects the abilities of other defenses, such as, anti-
scanning, server cracking, and SYN protection.
Values: 1000–100,000
Default: 10,000
Max. Number of Concurrent
Connection Packet Rate Limit
Attacks
The maximum number of concurrent Connection Packet Rate
Limit attacks that the device can handle.
Values: 5–1000
Default: 50
Table 24: SYN Protection Tuning Parameters
Parameter
Description
SYN Protection Table
The number of entries in the table that stores data regarding the
delayed binding process. An entry exists in the table from the
time a client starts the three-way handshake until the handshake
is complete.
Values: 10–500,000
Default: 200,000
SYN Protection Requests Table
The number of entries in the table that stores the ACK, or data
packet, the client sends, until the handshake with the server is
complete and the packet is sent to the server.
The Request table and the SYN Protection table are
approximately the same size while the Triggers table is much
smaller.
Values: 10–500,000
Default: 200,000
Table 23: Security Tuning Parameters
Parameter
Description
Summary of Contents for DefensePro 6.02
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