add freeswitch

Change-Id: If948de9e9e7e288b0a031ab973f453cd91a9e99b
diff --git a/net/templates/freeswitch/freeswitch.sh b/net/templates/freeswitch/freeswitch.sh
new file mode 100755
index 0000000..cbf075b
--- /dev/null
+++ b/net/templates/freeswitch/freeswitch.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+NETDIR="$(cd $(dirname "$0")/..; pwd)"
+(sleep 5; echo; echo; echo "NOTE: type 'shutdown' to quit"; echo) &
+set -ex
+
+export PYTHONPATH="$NETDIR/freeswitch/python:$PYTHONPATH"
+
+if ! [ -d /usr/lib/freeswitch/mod ]; then
+	echo "ERROR: missing dir /usr/lib/freeswitch/mod"
+	exit 1
+fi
+
+if ! [ -e freeswitch/mod ]; then
+	ln -sf /usr/lib/freeswitch/mod freeswitch/mod
+fi
+
+freeswitch \
+	-nf \
+	-nonat \
+	-nonatmap \
+	-nocal \
+	-nort \
+	-c \
+	-base ./freeswitch