Auto-Negotiation - Planet FGSD-1022P User Manual

7.5 Auto-Negotiation

The STP ports on the Switch have built-in "Auto-negotiation". This technology automatically sets the best possible
bandwidth when a connection is established with another network device (usually at Power On or Reset). This is done by
detect the modes and speeds at the second of both device is connected and capable of, both 10Base-T and 100Base-TX
devices can connect with the port in either Half- or Full-Duplex mode.
If attached device is:
10Mbps, no auto-negotiation
10Mbps, with auto-negotiation
100Mbps, no auto-negotiation
100Mbps, with auto-negotiation
100Base-TX port will set to:
10Mbps.
10/20Mbps (10Base-T/Full-Duplex)
100Mbps
100/200Mbps (100Base-TX/Full-Duplex)
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User's Manual of FGSD-1022 Series