* [PATCH] Documentation: add documentation of ping_group_range
@ 2020-04-21 20:34 Stephen Hemminger
2020-04-23 2:29 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Stephen Hemminger @ 2020-04-21 20:34 UTC (permalink / raw)
To: netdev; +Cc: linux-doc, Stephen Hemminger
Support for non-root users to send ICMP ECHO requests was added
back in Linux 3.0 kernel, but the documentation for the sysctl
to enable it has been missing.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
Documentation/networking/ip-sysctl.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 6fcfd313dbe4..9375324aa8e1 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -983,6 +983,13 @@ ip_early_demux - BOOLEAN
reduces overall throughput, in such case you should disable it.
Default: 1
+ping_group_range - 2 INTEGERS
+ Restrict ICMP_PROTO datagram sockets to users in the group range.
+ The default is "1 0", meaning, that nobody (not even root) may
+ create ping sockets. Setting it to "100 100" would grant permissions
+ to the single group. "0 4294967295" would enable it for the world, "100
+ 4294967295" would enable it for the users, but not daemons.
+
tcp_early_demux - BOOLEAN
Enable early demux for established TCP sockets.
Default: 1
--
2.20.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] Documentation: add documentation of ping_group_range
2020-04-21 20:34 [PATCH] Documentation: add documentation of ping_group_range Stephen Hemminger
@ 2020-04-23 2:29 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2020-04-23 2:29 UTC (permalink / raw)
To: stephen; +Cc: netdev, linux-doc
From: Stephen Hemminger <stephen@networkplumber.org>
Date: Tue, 21 Apr 2020 13:34:48 -0700
> Support for non-root users to send ICMP ECHO requests was added
> back in Linux 3.0 kernel, but the documentation for the sysctl
> to enable it has been missing.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Applied, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-04-21 20:34 [PATCH] Documentation: add documentation of ping_group_range Stephen Hemminger
2020-04-23 2:29 ` David Miller
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