Can't seem to find an answer for this... Which LAPD message type does not apply when you debug the Layer 2 message frames? A TEI process in a UI with SAPI 63 and TEI 127 A SABME followed by a UA or by a DM An information transfer with a SAPI 0 In data transfer mode, an INFO with RR or DM In data transfer mode, an REJ or a RNR Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=5663&t=5663 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]