From 6ee1f1e60d786f16329bfce2cc1d982132caad6d Mon Sep 17 00:00:00 2001
From: Dan Scott <dan@coffeecode.net>
Date: Thu, 23 Jun 2011 15:59:19 -0400
Subject: [PATCH] Checksum calc needs to include the 'AZ' portion

Signed-off-by: Dan Scott <dscott@laurentian.ca>
Signed-off-by: Jason Stephenson <jstephenson@mvlc.org>
---
 Sip.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sip.pm b/Sip.pm
index 0922e84..37b3814 100644
--- a/Sip.pm
+++ b/Sip.pm
@@ -230,7 +230,7 @@ sub write_msg {
         if (defined($self->{seqno})) {
             $msg .= 'AY' . $self->{seqno};
         }
-        $msg .= 'AZ' . checksum($msg);
+        $msg .= checksum($msg . 'AZ');
     }
 
 
-- 
2.11.0