diff --git a/etc/ssh/sshrc b/etc/ssh/sshrc
index e9ea776..0b09d2b 100644
--- a/etc/ssh/sshrc
+++ b/etc/ssh/sshrc
@@ -1,14 +1,18 @@
+# Extract ip address
 ip=`echo $SSH_CONNECTION | cut -d " " -f 1`
 
-# Test if ip arealy present
+# Test if the ip address is already present
 if ! grep $ip /tmp/list_ip_ssh_$USER >/dev/null 2>&1
 then
-    #logger -t ssh-wrapper $USER login from $ip
+    # New ip address
+    # Write to log
     logger -t ssh-wrapper -p warning $USER login from unknown ip: $ip - $(host $ip|awk '{print $5}')
+    # Send by mail
     echo "User $USER just logged in from $ip - $(host $ip|awk '{print $5}')" |mail -s "New SSH Login to $USER in $(hostname)" __ALERT_EMAIL__
 
     # add the ip in temporary list
     echo "$(date) - $ip" >> /tmp/list_ip_ssh_$USER
 else
+    # IP address already present in temporary file
     logger -t ssh-wrapper -p info $USER login from known ip: $ip
 fi