Technical Documentation

Gigabit Ethernet 1000BASE Optical Interface Specifications

The following Gigabit Ethernet standards are supported on M Series, MX Series, or T Series routers. The standards are organized by distance supported. To determine which standards are supported by a transceiver in a particular device and router, see the “Cables and connectors” section for each device in the PIC guide for your router or the MX Series 3D Universal Edge Routers Line Card Guide .

Gigabit Ethernet 1000BASE-SX Optical Interface Specifications

Table 1 shows the optical interface specifications for the 1000BASE-SX standard.

Table 1: Gigabit Ethernet 1000BASE-SX Optical Interface Specifications

Parameter	1000BASE-SX
Rate	1000 Mbps
Optical interface	Multimode
Maximum distance	62.5/125 MMF cable: 656 ft (200 m) 50/125 MMF cable: 1640 ft (500 m)
Transmitter wavelength	770 through 860 nm
Average launch power	–9.5 through 0 dBm
Average receive power	–17 through 0 dBm
Receiver saturation	0 dBm
Receiver sensitivity	–17 dBm

Gigabit Ethernet 1000BASE-LX Optical Interface Specifications

Table 2 shows the optical interface specifications for the 1000BASE-LX standard.

Table 2: Gigabit Ethernet 1000BASE-LX Optical Interface Specifications

Parameter	1000BASE-LX
Rate	1000 Mbps
Optical interface	Multimode and single-mode
Maximum distance	62.5/125 and 50/125 MMF cable: 1804.5 ft (550 m) 9/125 SMF cable: 6.2 miles (10 km)
Transmitter wavelength	1270 through 1355 nm
Average launch power	–11.5 through –3 dBm
Average receive power	–19 through –3 dBm
Receiver saturation	–3 dBm
Receiver sensitivity	–19 dBm

Gigabit Ethernet 1000BASE-LX10 Optical Interface Specifications

Table 3 shows the optical interface specifications for the 1000BASE-LX10 standard.

Table 3: Gigabit Ethernet 1000BASE-LX10 Optical Interface Specifications

Parameter	1000BASE-LX10
Rate	1000 Mbps
Optical interface	Single-mode
Maximum distance	9/125 SMF cable: 6.2 miles (10 km)
Transmitter wavelength	1270 through 1355 nm
Average launch power	–11.5 through –3 dBm
Average receive power	–19 through –3 dBm
Receiver saturation	–3 dBm
Receiver sensitivity	–19 dBm

Gigabit Ethernet 1000BASE-EX Optical Interface Specifications

Table 3 shows the optical interface specifications for the 1000BASE-EX standard.

Table 4: Gigabit Ethernet 1000BASE-EX Optical Interface Specifications

Parameter	1000BASE-EX
Rate	1000 Mbps
Optical interface	Single-mode
Maximum distance	9/125 SMF cable: 24.85 miles (40 km)
Transmitter wavelength	1260 through 1360 nm
Average launch power	–4.5 through 0 dBm
Average receive power	–22.5 through –3 dBm
Receiver saturation	–3 dBm
Receiver sensitivity	–22.5 dBm

Gigabit Ethernet 1000BASE-LH Optical Interface Specifications

Table 5: Gigabit Ethernet 1000BASE-LH Optical Interface Specifications

Parameter	1000BASE-LH
Rate	1000 Mbps
Optical interface	Single-mode
Maximum distance	9/125 SMF cable: 43.5 miles (70 km)
Transmitter wavelength	1460 through 1580 nm
Average launch power	–3 through +3 dBm
Average receive power	–20 through –3 dBm
Receiver saturation	–3 dBm
Receiver sensitivity	–20 dBm

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