[PATCH] mention ClientAlive as alternative at TCPKeepAlive

[calestyo at scientia.net]

From: Christoph Anton Mitterer <mail at christoph.anton.mitterer.name>

• Mention the ClientAliveInterval and ClientAliveCountMax at the description of
  the TCPKeepAlive directive in sshd_config(5) as an alternative to reach
  similar effects.

Signed-off-by: Christoph Anton Mitterer <mail at christoph.anton.mitterer.name>
---
 sshd_config.5 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sshd_config.5 b/sshd_config.5
index fd44abe..d13dd96 100644
--- a/sshd_config.5
+++ b/sshd_config.5
@@ -1271,6 +1271,12 @@ sessions may hang indefinitely on the server, leaving
 .Dq ghost
 users and consuming server resources.
 .Pp
+Alternatively (or additionally) client alive messages can be used by
+setting
+.Cm ClientAliveInterval
+and
+.Cm ClientAliveCountMax .
+.Pp
 The default is
 .Dq yes
 (to send TCP keepalive messages), and the server will notice
-- 
2.1.4