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We can have Call Manager service running only on 8 servers and can have 1:1 redundancy/failover which makes it 16 and 2 MOH servers, 2 TFTP server, and 1 Publisher. So, in total 20 servers with 1 publisher.
Both RJ48 and RJ45 use the 8P8C modular plug and 2 pairs of the wires, one pair for transmitting and one pair for receiving data. The RJ45 that we are already very familiar with uses the pins 1,2,3, and 6 for receiving and transmitting data. With RJ4...