I found a link to the Internetwork Troubleshooting guide at the Cisco site. Earlier someone posted a link to a design guide. http://www.cisco.com/univercd/cc/td/doc/cisintwk/itg_v1/index.htm Copy all of the link, if it wraps. Dan Evensen ccnaws cns It contains Troubleshooting Overview Troubleshooting Tools Troubleshooting Hardware and Booting Problems Troubleshooting Ethernet Troubleshooting Fiber Distributed Data Interface Troubleshooting Token Ring Troubleshooting TCP/IP Troubleshooting Novell IPX Troubleshooting AppleTalk Troubleshooting IBM Troubleshooting DECnet Troubleshooting ISO CLNS Troubleshooting Banyan VINES Troubleshooting XNS Troubleshooting Serial Line Problems Troubleshooting Dialin Connections Troubleshooting ISDN Connections Troubleshooting Frame Relay Connections Troubleshooting X.25 Connections Troubleshooting Transparent Bridging Environments Troubleshooting ATM Switching Environments Troubleshooting LAN Switching Environments Troubleshooting CiscoWorks Problems Troubleshooting Security Implementations Creating Core Dumps Memory Maps Technical Support Information References and Recommended Reading Troubleshooting Worksheets Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=2879&t=2879 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]