Computer Networking
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None of these
All of these
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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?

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

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Computer Networking
Which of the following technique is used for Time-To-Line (TTL)?

None of these
a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
All of these
One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size.
a technique used in best-effort delivery system to avoid endlessly looping packets.

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Computer Networking
The main difference between synchronous and asynchronous transmission is

the clocking is derived from the data in synchronous transmission
the pulse height is different.
the clocking is mixed with the data in asynchronous transmission
the bandwidth required is different
None of these

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