diff options
| author | Horms <horms@verge.net.au> | 2006-02-02 17:02:25 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-02-02 17:02:25 -0800 |
| commit | 95f7daf1c058dc6afbc2d33b6a65ce1bae132dc8 (patch) | |
| tree | 47b6d056cba5339643ac39775864aeb904f0f848 /Documentation/networking/ip-sysctl.txt | |
| parent | 6f4b6ec1cffcbb12cc47244381496d59b6a5a790 (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/ip-sysctl.txt')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 17 |
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 will avoid log file clutter. Default: FALSE +icmp_errors_use_inbound_ifaddr - BOOLEAN + + If zero, icmp error messages are sent with the primary address of + the exiting interface. + + If non-zero, the message will be sent with the primary address of + the interface that received the packet that caused the icmp error. + This is the behaviour network many administrators will expect from + a router. And it can make debugging complicated network layouts + much easier. + + Note that if no primary address exists for the interface selected, + then the primary address of the first non-loopback interface that + has one will be used regarldess of this setting. + + Default: 0 + igmp_max_memberships - INTEGER Change the maximum number of multicast groups we can subscribe to. Default: 20 |