clarify

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9814 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/sip_profiles/external.xml

@@ -46,7 +46,7 @@
     <param name="auth-calls" value="false"/>
     <param name="rtp-timeout-sec" value="1800"/>
     <!--
-	DO NOT USE HOSTNAMES ONLY IP ADDRESSES IN THESE SETTINGS!
+	DO NOT USE HOSTNAMES, ONLY IP ADDRESSES IN THESE SETTINGS!
     -->
     <param name="rtp-ip" value="$${local_ip_v4}"/>
     <param name="sip-ip" value="$${local_ip_v4}"/>