# Rules for all hosts.
Host *
-# Force protocol version 2 which is more secure.
+# Force protocol version 2 which is more secure (default).
Protocol 2
-# Disable X11 and agent forwarding for security reasons.
+# Disable X11 and agent forwarding for security reasons (defaults).
ForwardX11 no
ForwardAgent no
# Don't trust remote X11 clients. If enabled allows bad admins complete access
# as shortcut.
HashKnownHosts yes
-# Don't permit running local commands.
+# Don't permit running local commands (default).
PermitLocalCommand no
-# Don't send any environment variables.
+# Don't send any environment variables (default).
SendEnv
-# Check host IP in known_hosts when connecting to detect DNS spoofing.
+# Check host IP in known_hosts when connecting to detect DNS spoofing
+# (default).
CheckHostIP yes
-# Ask before adding any host keys to ~/.ssh/known_hosts.
+# Ask before adding any host keys to ~/.ssh/known_hosts (default).
StrictHostKeyChecking ask