on a trunk you have a native VLAN which is 1 by default. Evidently your native VLANs don't match.
C6509> (enable) sh trunk * - indicates vtp domain mismatch Port Mode Encapsulation Status Native vlan -------- ----------- ------------- ------------ ----------- 1/2 desirable dot1q trunking 1 3/5 desirable dot1q trunking 1 3/6 auto n-dot1q trunking 1 3/7 on dot1q trunking 1 5/35 auto n-isl trunking 64 5/38 auto n-isl trunking 64 15/1 nonegotiate isl trunking 1 16/1 nonegotiate isl trunking 1 Dave James wrote: > > Can any on tell me what a "Native VLan Mismatch" is -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367 "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=30195&t=30189 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]