From 671dc256167b52faea4b331318ebc5178fc31138 Mon Sep 17 00:00:00 2001
From: Jason Stephenson <jstephenson@mvlc.org>
Date: Thu, 30 Jun 2011 14:02:47 -0400
Subject: [PATCH] AZ field also needs to be in the output message.

Signed-off-by: Jason Stephenson <jstephenson@mvlc.org>
Signed-off-by: Dan Scott <dan@coffeecode.net>
---
 Sip.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Sip.pm b/Sip.pm
index 37b3814..9dea1c1 100644
--- a/Sip.pm
+++ b/Sip.pm
@@ -230,7 +230,8 @@ sub write_msg {
         if (defined($self->{seqno})) {
             $msg .= 'AY' . $self->{seqno};
         }
-        $msg .= checksum($msg . 'AZ');
+        $msg .= 'AZ';
+        $msg .= checksum($msg);
     }
 
 
-- 
2.11.0