Bug ID 667486: Update default tcp, f5-tcp-wan ,f5-tcp-lan and f5-tcp-mobile profile.

Last Modified: Oct 24, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 13.1.1.5, 13.1.3, 13.1.3.1, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.0.1.1

Fixed In:
14.1.0

Opened: Jun 01, 2017
Severity: 3-Major

Symptoms

Following options from the default tcp profile are changed to improve throughput. From: enhanced-loss-recovery disabled fast-open disabled init-cwnd 3 init-rwnd 3 proxy-buffer-high 49152 rate-pace disabled send-buffer-size 65535 tail-loss-probe disabled To: enhanced-loss-recovery enabled fast-open enabled init-cwnd 10 init-rwnd 10 proxy-buffer-high 65535 rate-pace enabled send-buffer-size 131072 tail-loss-probe enabled Following options from the f5-tcp-wan ,f5-tcp-lan and f5-tcp-mobile are changed: From: enhanced-loss-recovery disabled To: enhanced-loss-recovery enabled

Impact

Gain in throughput.

Conditions

When default tcp, f5-tcp-wan, f5-tcp-lan, or f5-tcp-mobile profile is used.

Workaround

None.

Fix Information

Options in the default tcp, f5-tcp-wan ,f5-tcp-lan and f5-tcp-mobile profiles are updated to improve throughput.

Behavior Change

Following options from the default tcp profile are changed: From: enhanced-loss-recovery disabled fast-open disabled init-cwnd 3 init-rwnd 3 proxy-buffer-high 49152 rate-pace disabled send-buffer-size 65535 tail-loss-probe disabled To: enhanced-loss-recovery enabled fast-open enabled init-cwnd 10 init-rwnd 10 proxy-buffer-high 65535 rate-pace enabled send-buffer-size 131072 tail-loss-probe enabled Following options from the f5-tcp-wan, f5-tcp-lan, and f5-tcp-mobile are changed: From: enhanced-loss-recovery disabled To: enhanced-loss-recovery enabled