For some NFS Servers, mount option tcp is required

scripts/vm/hypervisor/xenserver/copy_vhd_from_secondarystorage.sh

@@ -48,7 +48,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $mountpoint $localmp -r
+mount -o tcp,ro $mountpoint $localmp
 if [ $? -ne 0 ]; then
   echo "6#can't mount $mountpoint to $localmp"
   exit 0

scripts/vm/hypervisor/xenserver/copy_vhd_to_secondarystorage.sh

@@ -56,7 +56,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $mountpoint $localmp
+mount -o tcp $mountpoint $localmp
 if [ $? -ne 0 ]; then
   echo "6#can't mount $mountpoint to $localmp"
   exit 0

scripts/vm/hypervisor/xenserver/create_privatetemplate_from_snapshot.sh

@@ -47,7 +47,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $snapshoturl $snapshotdir
+mount -o tcp $snapshoturl $snapshotdir
 if [ $? -ne 0 ]; then
   rmdir $snapshotdir
   echo "5#can not mount $snapshoturl to $snapshotdir"
@@ -63,7 +63,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $templateurl $templatedir
+mount -o tcp $templateurl $templatedir
 if [ $? -ne 0 ]; then
   rmdir $templatedir
   templatedir=""

scripts/vm/hypervisor/xenserver/upgrade_snapshot.sh

@@ -46,7 +46,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $snapshoturl $snapshotdir
+mount -o tcp $snapshoturl $snapshotdir
 if [ $? -ne 0 ]; then
   rmdir $snapshotdir
   echo "5#can not mount $snapshoturl to $snapshotdir"
@@ -62,7 +62,7 @@ if [ $? -ne 0 ]; then
   exit 0
 fi
 
-mount $templateurl $templatedir
+mount -o tcp $templateurl $templatedir
 if [ $? -ne 0 ]; then
   rmdir $templatedir
   templatedir=""

scripts/vm/hypervisor/xenserver/vmopsSnapshot

@@ -286,7 +286,7 @@ def mount(remoteDir, localDir):
     makedirs(localDir)
     
     try: 
-        cmd = ['mount', remoteDir, localDir]
+        cmd = ['mount', '-o', 'tcp', remoteDir, localDir]
         txt = util.pread2(cmd)
     except:
         txt = ''