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Magnum14E Media Converters Installation and User Guide (10/02)
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4.4 Manual AN / reg Switch (Auto-negotiate or Full-duplex Fixed 100Mb)
Magnum 14E Media Converters are equipped with a manual switch on the RJ-45
copper port. It is located just underneath the up-link switch, and is very tiny. See Figure 4.4
below.
The AN / reg switch provides the flexibility to the user to manually select either (a)
Auto-Negotiation support to send Fast Link Pulses (FLP’s) to the attached device, or (b) reg
mode for regular or normal operation. In all cases, the unit functions at both FDX and HDX
transparently, but always at 100Mbps speed. The factory default setting is AN (Auto-
Negotiation).
The difference in the two settings is for the attached port, i.e., the port in the
switch or hub or NIC at the other end of the twisted pair cable. If the attached port is of
the increasingly popular auto-negotiate-only variety, it needs to get FLPs from the 14E Media