diff options
Diffstat (limited to 'Documentation/networking/ip-sysctl.txt')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 26364d0..f12007b 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -355,6 +355,13 @@ somaxconn - INTEGER Defaults to 128. See also tcp_max_syn_backlog for additional tuning for TCP sockets. +tcp_workaround_signed_windows - BOOLEAN + If set, assume no receipt of a window scaling option means the + remote TCP is broken and treats the window as a signed quantity. + If unset, assume the remote TCP is not broken even if we do + not receive a window scaling option from them. + Default: 0 + IP Variables: ip_local_port_range - 2 INTEGERS @@ -619,6 +626,11 @@ arp_ignore - INTEGER The max value from conf/{all,interface}/arp_ignore is used when ARP request is received on the {interface} +arp_accept - BOOLEAN + Define behavior when gratuitous arp replies are received: + 0 - drop gratuitous arp frames + 1 - accept gratuitous arp frames + app_solicit - INTEGER The maximum number of probes to send to the user space ARP daemon via netlink before dropping back to multicast probes (see @@ -717,6 +729,33 @@ accept_ra - BOOLEAN Functional default: enabled if local forwarding is disabled. disabled if local forwarding is enabled. +accept_ra_defrtr - BOOLEAN + Learn default router in Router Advertisement. + + Functional default: enabled if accept_ra is enabled. + disabled if accept_ra is disabled. + +accept_ra_pinfo - BOOLEAN + Learn Prefix Inforamtion in Router Advertisement. + + Functional default: enabled if accept_ra is enabled. + disabled if accept_ra is disabled. + +accept_ra_rt_info_max_plen - INTEGER + Maximum prefix length of Route Information in RA. + + Route Information w/ prefix larger than or equal to this + variable shall be ignored. + + Functional default: 0 if accept_ra_rtr_pref is enabled. + -1 if accept_ra_rtr_pref is disabled. + +accept_ra_rtr_pref - BOOLEAN + Accept Router Preference in RA. + + Functional default: enabled if accept_ra is enabled. + disabled if accept_ra is disabled. + accept_redirects - BOOLEAN Accept Redirects. @@ -727,8 +766,8 @@ autoconf - BOOLEAN Autoconfigure addresses using Prefix Information in Router Advertisements. - Functional default: enabled if accept_ra is enabled. - disabled if accept_ra is disabled. + Functional default: enabled if accept_ra_pinfo is enabled. + disabled if accept_ra_pinfo is disabled. dad_transmits - INTEGER The amount of Duplicate Address Detection probes to send. @@ -771,6 +810,12 @@ mtu - INTEGER Default Maximum Transfer Unit Default: 1280 (IPv6 required minimum) +router_probe_interval - INTEGER + Minimum interval (in seconds) between Router Probing described + in RFC4191. + + Default: 60 + router_solicitation_delay - INTEGER Number of seconds to wait after interface is brought up before sending Router Solicitations. |