Computer Networking
The application layer of a network

establishes, maintains, and terminates virtual circuits
consists of software being run on the computer connected to the network
defines the user's port into the network
None of these
All of these

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Computer Networking
Which statement describes a spanning-tree network that has converged?

All switch and bridge ports are assigned as either root or designated ports.
All switch and bridge ports are in the forwarding state.
All switch and bridge ports are in either the forwarding or blocking state.
All switch and bridge ports are either blocking or looping.

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Computer Networking
A network administrator is connecting hosts A and B directly through their Ethernet interfaces, as shown in the illustration. Ping attempts between the hosts are unsuccessful. What can be done to provide connectivity between the hosts?1. A crossover cable should be used in place of the straight-through cable.2. A rollover cable should be used in place of the straight-through cable.3. The subnet masks should be set to 255.255.255.192.4. A default gateway needs to be set on each host.5. The subnet masks should be set to 255.255.255.0.

2 only
3 and 4 only
1 and 5 only
2 and 5 only
1 only

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