Computer Networking
RS-232-G

specifies only the mechanical characteristics of an interface by providing a 25-pin connector
is an interface between two data circuit terminating equipment as examplified by a local and remote modem
None of these
is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
requires only 7 pin out of 25 in order to transmit digital data over public telephone lines

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Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.198.94/19. Which of the following would you start your list with?

access-list 10 deny 172.16.172.0 0.0.31.255
access-list 10 deny 172.16.0.0 0.0.255.255
access-list 10 deny 172.16.188.0 0.0.15.255
access-list 10 deny 172.16.192.0 0.0.31.255

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