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authorHorms <horms@verge.net.au>2006-02-02 20:02:25 -0500
committerDavid S. Miller <davem@davemloft.net>2006-02-02 20:02:25 -0500
commit95f7daf1c058dc6afbc2d33b6a65ce1bae132dc8 (patch)
tree47b6d056cba5339643ac39775864aeb904f0f848 /Documentation/networking
parent6f4b6ec1cffcbb12cc47244381496d59b6a5a790 (diff)
[IPV4]: Document icmp_errors_use_inbound_ifaddr sysctl
Taken largely from the commit of the patch that added this feature: 1c2fb7f93cb20621772bf304f3dba0849942e5db I'm not sure about the ordering of the options in sysctl.txt, so I took a wild guess about where it fits. Signed-Off-By: Horms <horms@verge.net.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
-rw-r--r--Documentation/networking/ip-sysctl.txt17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 2b7cf19a06ad..26364d06ae92 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -427,6 +427,23 @@ icmp_ignore_bogus_error_responses - BOOLEAN
427 will avoid log file clutter. 427 will avoid log file clutter.
428 Default: FALSE 428 Default: FALSE
429 429
430icmp_errors_use_inbound_ifaddr - BOOLEAN
431
432 If zero, icmp error messages are sent with the primary address of
433 the exiting interface.
434
435 If non-zero, the message will be sent with the primary address of
436 the interface that received the packet that caused the icmp error.
437 This is the behaviour network many administrators will expect from
438 a router. And it can make debugging complicated network layouts
439 much easier.
440
441 Note that if no primary address exists for the interface selected,
442 then the primary address of the first non-loopback interface that
443 has one will be used regarldess of this setting.
444
445 Default: 0
446
430igmp_max_memberships - INTEGER 447igmp_max_memberships - INTEGER
431 Change the maximum number of multicast groups we can subscribe to. 448 Change the maximum number of multicast groups we can subscribe to.
432 Default: 20 449 Default: 20