Computer Networking
Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

2 only
4 only
1 and 3
All of these

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Computer Networking
X.21 is

a method access control technique for multiple-access transmission media
network access standard for connecting stations to a circuit-switched network
a method of determining which device has access to the transmission medium at any time
a very common bit-oriented data link protocol issued by ISO
None of these

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