I want to use one 8-Port Async/Sync Serial Network Module in our 3640 router to provide DCE port , How to do that? Is it possible? Thanks in advanced Andy Xing ___________________________________ 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]