Computer Networking
Which of the following commands will configure all the default VTY ports on a router?

Router (config) #line vty 0 4
Router (config) #line vty all
Router (config-if) #line console 0
Router#line vty 0 4

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Computer Networking
Synchronous protocols

transmit characters one at a time
None of these
are more reliable
allow faster transmission than asynchronous protocols do
are generally used by personal computers

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Computer Networking
If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface?

The highest IP address of any logical interface
The lowest IP address of any physical interface
The lowest IP address of any logical interface
The highest IP address of any physical interface

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