when i setup a point to point link with my colleague, my contro e1 0 up and down continuously,at first we thought maybe the physical link's problem,we made local loop and far loop but no result. finally,we found my colleague encap the link with FR, but i encap hdlc.After he changed it to hdlc,all is OK, Is encapsulation difference the reason of this? why? thanks frank _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

