100BASE-TX Network

100BASE-TX Network

The fixed front panel ports of the 7H4385‐49 provide a connection that supports Category 5 UTP cabling. The device at the other end of the twisted pair segment must meet

IEEE 802.3‐2002 100BASE‐TX Fast Ethernet network requirements for the devices to operate at 100 Mbps. The fixed front‐panel ports also support the 802.3af‐2003 standard for Power over Ethernet (PoE) power sourcing applications over existing cabling. For more information about PoE, refer to Appendix C.

Note: The fixed ports of the module support Category 5 UTP cabling with an impedance between 85 and 111 ohms for 100 Mbps operation.

The module is capable of operating at either 10 or 100 Mbps. The module automatically senses the speed of the other device and adjusts its speed accordingly.

DFE-Platinum Series Hardware Installation Guide 2-3

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Enterasys Networks 7H4385-49 manual 100BASE-TX Network