Appendix
A-7
33) Auto-Negotiation
Auto-negotiation is the process that Ethernet device changes information for the
performance such as speed, mode (duplex)
1. The reason discovery that connection was refused.
2. Decide the performance that the network equipment has.
3. Change connection speed.
34) FDDI(Fiber Distributed Data Interface)
Based on optical cable, provides 100Mbps, Shared Media Network as Dual Ring method,
Token Passing is done in two-way.
Max 200Km distance for entire network, Max 2Km between Nodes, Max 500 nodes.
Generally, this used as Backbone Network.
35) Reset
This function is used to initialize the communication module with errors
Use XG5000 to select [Online] -> [Reset/clear] -> [PLC reset]
PLC is reset if do PLC reset.
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