Hi all, This is my first post so here goes. Can anyone enlighten me on what a !A response on a trace route from one cisco router to another means. I am perplexed. Rob O'Brien CCNA Canberra Australia. ___________________________________ UPDATED Posting Guidelines: http://www.groupstudy.com/list/guide.html FAQ, list archives, and subscription info: http://www.groupstudy.com Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]