diff --git a/global_config.ini b/global_config.ini
index cc20a96..cb2ccd5 100644
--- a/global_config.ini
+++ b/global_config.ini
@@ -74,7 +74,12 @@
 default_protection: NO_PROTECTION
 
 [AUTOSERV]
-# Autotest server operators *really should* set this to True.
+# Autotest has 2 implementations of SSH based hosts, the default (raw_ssh), and
+# another one based on the python SSH library paramiko (paramiko).
+# You can change the default 'raw_ssh' to 'paramiko' if you want to.
+ssh_engine: raw_ssh
+# Autotest server operators *really should* set this to True, specially if
+# using ssh_engine 'paramiko'.
 require_atfork_module: False
 
 [PACKAGES]