Hi,there: there's a typing error in my previous email,that is ... ospf route 192.68.5.0 255.255.255.0 192.68.6.2 ^^^^^^^^^^the correct is 192.68.6.1(the 3640-2's S3/0 port) Zhang Hui [EMAIL PROTECTED] _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]