zsh/rc: Also display fortune every 4 hours.

[config/dotfiles.git] / ssh_config

diff --git a/ssh_config b/ssh_config
index b61298dabfca6f6e428dada37ab71ac34080dad5..5f01046c85cc672ac38a52deeb2010435152b002 100644 (file)
--- a/ssh_config
+++ b/ssh_config
@@ -29,12 +29,18 @@ Host *
 # to local X11!
     ForwardX11Trusted no
 
-# If -M is used store the control master socket in ~/.ssh. Necessary for
-# ControlMaster to work.
+# Allow using -M (ControlMaster) to create a master SSH session which
+# "tunnels" other connections to the same host, thus reducing the number of
+# authentications (which are relatively slow) and TCP connections.
     ControlPath ~/.ssh/master-%l-%h-%p-%r
 
+# Abort if not all requested port forwardings can be set up.
+    ExitOnForwardFailure yes
+
 # Don't send any environment variables.
     SendEnv
 
+# Check host IP in known_hosts when connecting to detect DNS spoofing.
+    CheckHostIP yes
 # Ask before adding any host keys to ~/.ssh/known_hosts.
     StrictHostKeyChecking ask