diff --git a/add-vm b/add-vm
index 8d12d71..3186db4 100755
--- a/add-vm
+++ b/add-vm
@@ -34,7 +34,9 @@ masterKVMIP="${masterKVMIP:-127.0.0.1}"
 slaveKVMIP="${slaveKVMIP:-}"
 disks="${disks:-}"
 [ -n "${disks}" ] || disks=("ssd" "hdd")
+bridgeName="${bridgeName:-br0}"
 doDryRun=${doDryRun:-false}
+isoImagePath="${isoImagePath:-}"
 
 export DIALOGOUT=$(mktemp --tmpdir=/tmp addvm.XXX)
 # TODO: How to replace _ with a space??
@@ -197,6 +199,8 @@ fi
 
 virtHome=""
 [ "$volhomeDisk" != "none" ] && virtHome="--disk path=/dev/drbd/by-disk/${volhomeDisk}/${vmName}_home,bus=virtio,io=threads,cache=none,format=raw"
+bootMode="--pxe"
+[ -f "$isoImagePath" ] && bootMode="--cdrom=$isoImagePath"
 
 dryRun virt-install --connect=qemu:///system \
   --name=${vmName} \
@@ -204,11 +208,11 @@ dryRun virt-install --connect=qemu:///system \
   --memory=${memory} \
   --disk path=/dev/drbd/by-disk/${volrootDisk}/${vmName}_root,bus=virtio,io=threads,cache=none,format=raw \
   $virtHome \
-  --network=bridge:br0,model=virtio \
+  $bootMode \
+  --network=bridge:${bridgeName},model=virtio \
   --noautoconsole --graphics vnc,listen=127.0.0.1,keymap=fr \
   --rng /dev/random \
-  --os-variant=none \
-  --pxe
+  --os-variant=none
 
 if [ -x /usr/share/scripts/evomaintenance.sh ]; then
     ($doDryRun) || echo "Install VM ${vmName} (add-vm.sh)" | /usr/share/scripts/evomaintenance.sh
diff --git a/kvmstats b/kvmstats
index f2d117f..588ef86 100755
--- a/kvmstats
+++ b/kvmstats
@@ -1,16 +1,25 @@
 #!/bin/sh
 
-# NOTE: kvmstats relies on the hxselect command to parse virsh' xml
+# NOTE: kvmstats relies on the hxselect(1) command to parse virsh' xml
 # files. On Debian, this command is provided by the 'html-xml-utils'
 # package.
 
 set -e -u
 
 usage () {
-    echo 'usage: kvmstats.sh [-u K|M|G]'
+    echo 'usage: kvmstats.sh [-a] [-u K|M|G]'
     exit 1
 }
 
+for DEP in hxselect lvs tempfile bc
+do
+    if [ -z "$(which $DEP)" ]
+    then
+        echo "kvmstats.sh: $DEP not found in \$PATH" 1>&2
+        exit 1
+    fi
+done
+
 POW=$(echo 1024 ^ 3 | bc)
 while [ $# -ne 0 ] && echo "$1" | grep -q '^-[[:alnum:]]'
 do
@@ -30,6 +39,9 @@ do
             usage
         esac
         ;;
+    '-a')
+        SHOW_AVAIL=y
+        ;;
     *)
         usage
     esac
@@ -39,15 +51,6 @@ done
 # since libvirt seems to store memoy in KiB, POW must be lowered by 1
 POW=$((POW / 1024))
 
-for DEP in hxselect lvs tempfile
-do
-    if [ -z "$(which $DEP)" ]
-    then
-        echo "kvmstats.sh: $DEP not found in \$PATH" 1>&2
-        exit 1
-    fi
-done
-
 TMPFILE=$(tempfile -s kvmstats)
 LVSOUT=$(tempfile -s kvmstats)
 
@@ -73,13 +76,19 @@ do
             esac
     done
     RUNNING=$(virsh domstate "$VM" | grep -q '^running$' && echo yes || echo no)
-    echo "$VM $VCPU $RAM $DISK $RUNNING"
+    echo "$VM" "$VCPU" "$RAM" "$DISK" "$RUNNING"
 done >"$TMPFILE"
 
 (
     echo vm vcpu ram disk running
     cat "$TMPFILE"
-    awk '{ vcpu += $2; ram += $3; disk += $4; running += length($5) } END { print "TOTAL", vcpu, ram, disk, running }' <"$TMPFILE"
+    awk '/yes$/ { vcpu += $2; ram += $3; disk += $4; running++ } END { print "TOTAL(running)", vcpu, ram, disk, running }' <"$TMPFILE"
+    if [ $SHOW_AVAIL ]
+    then
+        AV_CPU=$(awk '/^processor/ { cpu++ } END { print cpu }' /proc/cpuinfo)
+        AV_MEM=$(awk '/^MemTotal:/ { print int($2 / 1024 ^ 2) }' /proc/meminfo)
+        echo AVAILABLE "$AV_CPU" "$AV_MEM"
+    fi
 ) | column -t
 
 rm "$TMPFILE" "$LVSOUT"