Juniper-networks Juniper M-series M10i Manuel d'utilisateur télécharger pdf (Page 41)

Three bicolor per port:

■

Data set ready (DSR):

■

Green—DSR is detected or ignored

■

Red—DSR expected but not present

■

Data carrier detect (DCD):

■

Green—DCD is detected or ignored

■

Red—DCD expected but not present

■

Resynchronization:

■

Green—Keepalives are being received

■

Red—Data terminal ready (DTR) toggled from low to high (resynchronization pulses

are being sent)

LEDs

■

Per-port packet and byte counters

■

Resynchronization counters:

■

Number of resynchronizations initiated

■

Time of last resynchronization

Instrumentation

(counters)

EIA-530 PIC ■ 41

EIA-530 PIC

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 77 78

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Juniper-networks Juniper M-series M10i Manuel d'utilisateur Page 41