Cabletron Systems 9T428-16 - Manual (Page 37)

4-5
LANVIEW LEDs
The Port Speed LEDs show a combination of Ring Speed and Access Protocol in
use. The functions of the Port speed LEDs are listed in Table 4-8.
*
TXI is Transmit Immediate or Full Duplex operation.
TKP is Token Passing or standard Token Ring.
Table 4-7. Mode LEDs (9T428-16 Only)
LED Color State
Green Port is ConÞgured as Station Emulation (STN) or
Ring In (RI) (default) using 802.5 keying.
Yellow Port is ConÞgured as Cabletron Ring In/Ring Out
(RI/RO) using Cabletron keying.
Off Port is ConÞgured as Lobe Port (Trunk Coupling Unit -
TCU) using 802.5 keying.
Table 4-8. Port Speed LEDs
LED Color State
*
Green 16Mbs, TXI (32M/s)
Yellow
(Flashing) 4 Mbs, TXI (8Mb/s)
Yellow 16 Mbs, TKP
Off 4 Mbs, TKP