Computer Networking
Error detection at a data link level is achieved by

Hamming codes
None of these
equalization
bit stuffing
cyclic redundancy codes

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Computer Networking
You need to allow one host to be permitted to attach dynamically to each switch interface. Which two commands must you configure on your catalyst switch to meet this policy?1. Switch (config-if) # ip access-group 102. Switch (config-if) # switchport port-security maximum 13. Switch (config) # access-list 10 permit ip host 14. Switch (config-if) # switchport port-security violation shutdown5. Switch (config) # mac-address-table secure

1 and 3
2 and 4
4 and 5
2, 3 and 5

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