Computer Networking
What are reasons for creating OSPF in a hierarchical design?1. To decrease routing overhead2. To speed up convergence3. To confine network instability to single areas of the network4. To make configuring OSPF easier

1, 2 and 3
2, 3 nd 4
3 only
3 and 4

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Computer Networking
You type show running-config and get this output:[output cut]Line console 0 Exec-timeout 1 35 Password BIXPASSWD Login[output cut]What do the two numbers following the exec-timeout command mean?

If no commands have been typed in 1 minute and 35 seconds, the console connection will be closed.
If no command has been typed in 35 seconds, the console connection will be closed.
If no router activity has been detected in 1 hour and 35 minutes, the console will be locked out.
If you're connected to the router by a Telnet connection, input must be detected within 1 minute and 35 seconds or the connection will be closed.

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