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ip 1-99 extended ip 100-199 ipx 800-899 extended ipx 900-999 ipx sap 1000-1099 don't forget the implicit deny any, so your access list must contain at least one permit statement. two steps to configure the access list a. create the list access-list 1 deny 10.10.10.0 0.0.0.255 (note the difference with subnet mask here) b. associate it with an interface ip access-group access-list # {in | out} 12. which command is used to view the access-list on serial0 interface? show access-lists s0 (?) 13. isdn questions are mostly in bri, there is a question about the correction description of dce/dte, ta, nt1, cpe, demar, co and other telco terminology. 14. there are two easy questions for isdn, simply exclude the following obviously wrong answers (grin) a. isdn only offer voice service b. isdn only offer data service c. the bandwidth of the combined b channels is less than 56k leased line 14. there is an isdn question about the switch types and spid. basic-5ess, basic-4ess, basic-nil, basic-dms100, spid is offered by telco 15. in ios configuration editing mode, you have to know editing keys, there is a question on "how to return to the beginning of command line?" a. ctrl + a b. ctrl + b c. ctrl + p 16. a question about frame-relay is a pvc. 17. how to change the console line password? line console 0 (line vty 0) login password xxx 18. two questions about the "banner and day-to-day message" command. router(config)# banner motd (?) 19. how to boot the system from rom, flash? boot system rom (flash) 20. how to change the running-config? a. config memory (?) b. copy tFtp running c. copy start runn  |
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