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-rw-r--r--Documentation/networking/ip-sysctl.txt18
1 files changed, 15 insertions, 3 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index b183e2b60..9ae929395 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -63,6 +63,16 @@ fwmark_reflect - BOOLEAN
fwmark of the packet they are replying to.
Default: 0
+fib_multipath_use_neigh - BOOLEAN
+ Use status of existing neighbor entry when determining nexthop for
+ multipath routes. If disabled, neighbor information is not used and
+ packets could be directed to a failed nexthop. Only valid for kernels
+ built with CONFIG_IP_ROUTE_MULTIPATH enabled.
+ Default: 0 (disabled)
+ Possible values:
+ 0 - disabled
+ 1 - enabled
+
route/max_size - INTEGER
Maximum number of routes allowed in the kernel. Increase
this when using large numbers of interfaces and/or routes.
@@ -1026,15 +1036,17 @@ proxy_arp_pvlan - BOOLEAN
shared_media - BOOLEAN
Send(router) or accept(host) RFC1620 shared media redirects.
- Overrides ip_secure_redirects.
+ Overrides secure_redirects.
shared_media for the interface will be enabled if at least one of
conf/{all,interface}/shared_media is set to TRUE,
it will be disabled otherwise
default TRUE
secure_redirects - BOOLEAN
- Accept ICMP redirect messages only for gateways,
- listed in default gateway list.
+ Accept ICMP redirect messages only to gateways listed in the
+ interface's current gateway list. Even if disabled, RFC1122 redirect
+ rules still apply.
+ Overridden by shared_media.
secure_redirects for the interface will be enabled if at least one of
conf/{all,interface}/secure_redirects is set to TRUE,
it will be disabled otherwise