This is typically due to OUTPUT iptable rule(s) on your external interface blocking ICMP echo packets. rna On Fri, 2004-08-27 at 19:30, Michael Havens wrote: > This is so strange. I tried to 'ping -f' an address that was searcing me for > weaknesses but it told me 'Operation not permitted'. What is wrong? > (the other ping is me doing myself) --------------------------------------------------- PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us To subscribe, unsubscribe, or to change you mail settings: http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss