Computer Networking
With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site?

224
252
240
248
192

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Computer Networking
Two connected routers are configured with RIP routing. What will be the result when a router receives a routing update that contains a higher-cost path to a network already in its routing table?

The updated information will replace the existing routing table entry.
They will all load-balance.
The update will be ignored and no further action will occur.
The updated information will be added to the existing routing table.
The existing routing table entry will be deleted from the routing table and all routers will exchange routing updates to reach convergence.

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

a technique used in best-effort delivery system to avoid endlessly looping packets.
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 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
None of these

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