Hardening Cisco Routers By Thomas Akin The following corrections were made to the 10/03 reprint: Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem (47) IN PRINT: 2nd and 3rd bullet at bottom; RADUIS NOW READS: RADIUS Page 67 - The fourth bullet, 2nd command. Previously it left out the service keyword. NOW READS: "no service udp-small-servers" Page 146 - Bullet 15 NOW READS: Show current interface ip configuration (show ip interface). - The following bullet point HAS BEEN ADDED, after 15: Show current interface configuration (show interfaces). - Bullet 19 (previosuly numbered as 18) NOW READS: Show NAT translations (show ip nat translations verbose). - End of Bullet 17 (previously numbered as 16) NOW READS: (show tcp brief all)