■Up to four LC-style fiber-optic connectors
■Transmit power:
■min: –2 dBm
■max: 3 dBm
■Receive input power:
■min: –22 dBm
■max: –3 dBm
■See the following corresponding table (ZX Fiber Optic Cabling) for cabling
requirements.
■See E320 Hardware Guide, Chapter 5, Cabling the Router for more information.
Cables and connectors
(single-mode [ZX] )
When lit, LED indicates:
■OK (green)—Physical link is connected properly and is functioning properly
■FAIL (red)—Failure detected
■Port LEDs:
■LK (green)—Ethernet link is up
■ACT (green)—Blinks when there is Ethernet traffic being received
LEDs
■See Monitoring Ethernet Interfaces in JUNOSe Physical Layer Configuration Guide,
Chapter 5, Configuring Ethernet Interfaces.
Alarms, errors, and events
Table 2: SX Fiber Optic Cabling
Maximum Operating Range (meters)Minimal Modal Bandwidth at
850 nm (MHz*km)
Fiber Type
220 (656.17 ft)16062.5 microns
275 (902.23 ft)200
500 (1640.42 ft)40050 microns
550 (1804.46 ft)500
Table 3: LX Fiber Optic Cabling
Maximum Operating Range
(kilometers)
Nominal Wavelength (nm)Fiber Type
10 (6.2 miles)13109 microns
Table 4: LX40 Fiber Optic Cabling
Maximum Operating Range
(kilometers)
Nominal Wavelength (nm)Fiber Type
40 (24.85 miles)13109 microns
20 ■GE-4 IOA
E320 8.1.x Module Guide