Computer Networking
Which of the following network types have a designated router and a backup designated router assigned?1. Broadcast2. Point-to-point3. NBMA4. NBMA point-to-point

All of these
1 and 3
1, 2 and 3
3 and 4

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Computer Networking
When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?

No VLAN's are allowed, you must configure each VLAN by hand.
Only extended VLAN's are allowed by default.
By default, all VLANs are allowed on the trunk.
Only configured VLAN's are allowed on the link.

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