- Planet 2 Managed Switch User's Manual
User’s Manual of WGSW-24040 / WGSW-24040R 
SGSW-24040 / SGSW-24040R 
291
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:  100Base-TX port will set to: 
10Mbps, no auto-negotiation  10Mbps. 
10Mbps, with auto-negotiation  10/20Mbps (10Base-T/Full-Duplex) 
100Mbps, no auto-negotiation  100Mbps 
100Mbps, with auto-negotiation  100/200Mbps (100Base-TX/Full-Duplex) 










