Computer Networking
You are unsuccessful in telnetting into a remote device. What could the problem be?1. IP addresses are incorrect.2. Access control list is filtering Telnet.3. There is a defective serial cable.4. The VTY password is missing.

3 only
2 and 4 only
1 only
All of these

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Computer Networking
A T-switch is used to

transmit characters one at a time
echo every character that is received
control how messages are passed between computers
None of these
rearrange the connections between computing equipment

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