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Remove obsolete #net.ipv4.tcp_fack=0

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Raja Grewal 2024-07-17 23:35:25 +10:00
parent 0da22c2031
commit 1087387b36
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1 changed files with 1 additions and 3 deletions
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usr/lib/sysctl.d/990-security-misc.conf
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@ -297,10 +297,9 @@ net.ipv6.conf.default.accept_source_route=0
net.ipv6.conf.all.accept_ra=0
net.ipv6.conf.default.accept_ra=0
## Disable SACK, DSACK, and FACK.
## Disable SACK and DSACK.
## Select acknowledgements (SACKs) are a known common vector of exploitation.
## Duplicate select acknowledgements (DSACKs) are an extension of SACK.
## Forward acknowledgements (FACKs) are a legacy option that will (eventually) be deprecated.
## Disabling can cause severe connectivity issues on networks with high latency or packet loss.
## Enabling on stable high-bandwidth networks can lead to reduced efficiency of TCP connections.
##
@ -315,7 +314,6 @@ net.ipv6.conf.default.accept_ra=0
##
#net.ipv4.tcp_sack=0
#net.ipv4.tcp_dsack=0
#net.ipv4.tcp_fack=0
## Disable TCP timestamps to limit device fingerprinting via system time.
##