> # TCP Tuning Parameters

> You can configure the following TCP parameters:

> - Minimum retransmit timeout .
> - Keepalive timeout.
> - Maximum retransmissions (See the"Configuring Maximum Retransmissions" topic for more information).
> - Path MTU (See the "Configuring Path MTUs" topic for more information).
> - SACK (SACK is enabled by default for iSCSI TCP configurations).
> - Window management (The iSCSI defaults are max-bandwidth is 1 Gbps, min-available-bandwidth is 70 Mbps, and round-trip-time is 1 msec). (See the "Configuring Window Management" topic for more information).
> - Buffer size (The iSCSI default send buffer size is 4096 KB) (See the "Configuring Buffer Size" topic for more information).
> - Window congestion monitoring (enabled by default and the default burst size is 50 KB) (See the "Configuring Monitoring Congestion" topic for more information).
> - Maximum delay jitter (enabled by default and the default time is 500 microseconds).

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