Computer Networking
When you ping the loopback address, a packet is sent where?

On the network
through the loopback dongle
None of these
Down through the layers of the IP architecture and then up the layers again
Across the wire

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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.

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

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