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-rw-r--r--Documentation/networking/ip-sysctl.txt38
1 files changed, 26 insertions, 12 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index ab42c95f9985..29a93518bf18 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -101,19 +101,17 @@ ipfrag_high_thresh - INTEGER
Maximum memory used to reassemble IP fragments. When
ipfrag_high_thresh bytes of memory is allocated for this purpose,
the fragment handler will toss packets until ipfrag_low_thresh
- is reached.
+ is reached. This also serves as a maximum limit to namespaces
+ different from the initial one.
ipfrag_low_thresh - INTEGER
- See ipfrag_high_thresh
+ Maximum memory used to reassemble IP fragments before the kernel
+ begins to remove incomplete fragment queues to free up resources.
+ The kernel still accepts new fragments for defragmentation.
ipfrag_time - INTEGER
Time in seconds to keep an IP fragment in memory.
-ipfrag_secret_interval - INTEGER
- Regeneration interval (in seconds) of the hash secret (or lifetime
- for the hash secret) for IP fragments.
- Default: 600
-
ipfrag_max_dist - INTEGER
ipfrag_max_dist is a non-negative integer value which defines the
maximum "disorder" which is allowed among fragments which share a
@@ -1132,6 +1130,15 @@ flowlabel_consistency - BOOLEAN
FALSE: disabled
Default: TRUE
+auto_flowlabels - BOOLEAN
+ Automatically generate flow labels based based on a flow hash
+ of the packet. This allows intermediate devices, such as routers,
+ to idenfify packet flows for mechanisms like Equal Cost Multipath
+ Routing (see RFC 6438).
+ TRUE: enabled
+ FALSE: disabled
+ Default: false
+
anycast_src_echo_reply - BOOLEAN
Controls the use of anycast addresses as source addresses for ICMPv6
echo reply
@@ -1153,11 +1160,6 @@ ip6frag_low_thresh - INTEGER
ip6frag_time - INTEGER
Time in seconds to keep an IPv6 fragment in memory.
-ip6frag_secret_interval - INTEGER
- Regeneration interval (in seconds) of the hash secret (or lifetime
- for the hash secret) for IPv6 fragments.
- Default: 600
-
conf/default/*:
Change the interface-specific default settings.
@@ -1210,6 +1212,18 @@ accept_ra_defrtr - BOOLEAN
Functional default: enabled if accept_ra is enabled.
disabled if accept_ra is disabled.
+accept_ra_from_local - BOOLEAN
+ Accept RA with source-address that is found on local machine
+ if the RA is otherwise proper and able to be accepted.
+ Default is to NOT accept these as it may be an un-intended
+ network loop.
+
+ Functional default:
+ enabled if accept_ra_from_local is enabled
+ on a specific interface.
+ disabled if accept_ra_from_local is disabled
+ on a specific interface.
+
accept_ra_pinfo - BOOLEAN
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