AT&T Interview Question: How does arp work, differencies switches and routers, differencies TCP and UDP, ip addressing (VLSM), STP, VLAN, basic cisco commands, basic Unix commands.

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AT&T Network Specialist interview

AT&T interview question

Network Specialist Interview

How does arp work, differencies switches and routers, differencies TCP and UDP, ip addressing (VLSM), STP, VLAN, basic cisco commands, basic Unix commands.

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