--- cdrom.image/sme9/product/installclasses/server.py	2013/12/01 21:06:44	1.8
+++ cdrom.image/sme9/product/installclasses/server.py	2014/03/18 14:54:09	1.9
@@ -185,6 +185,19 @@ class InstallClass(BaseInstallClass):
         if oldprod.startswith(productName):
             return True
 
+        productUpgrades = {
+            "SME Server": ("Mitel Networks", "SME Server", "e-smith server", ),
+        }
+
+        if productUpgrades.has_key(productName):
+            acceptable = productUpgrades[productName]
+        else:
+            acceptable = ()
+
+        for p in acceptable:
+            if oldprod.startswith(p):
+                return True
+
         return False
 
     def versionMatches(self, oldver):