Juniper QFX10016, Hardware Manual

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Optical Receive Specifications
Table 53: QFX10K-12C-DWDM Optical Receive Specifications
Specification 100G DP-PSK 150G DP-8QAM 200G DP-16QAM
Optical receiver input power range (low Rx
OSNR) -18 dBm to 0 dBm -18 dBm to 0 dBm -18 dBm to 0 dBm
Optical receiver input power range (unamplified /
dark fiber applications) -32 dBm to 0 dBm -27 dBm to 0 dBm -25 dBm to 0 dBm
Optical receiver damage input power threshold +17 dBm +17 dBm +17 dBm
Optical receiver minimum OSNR (back-to-back),
typical 10.5 dB 15.0 dB 17 dB
Optical receiver minimum OSNR (back-to-back),
worst-case, EOL 11.5 dB 16.0 dB 19.0 dB
Optical receiver chromatic dispersion tolerance +/- 70,000 ps/nm +/- 45,000 ps/nm +/- 30,000 ps/nm
Optical receiver PMD tolerance 30 ps mean DGD 20 ps mean DGD 15 ps mean DGD
Optical receiver polarization tracking 100 krad/s 50 krad/s 50 krad/s
Status and Activity LEDs
There are two kinds of LEDs for the network ports: port LEDs and Ethernet link LEDs. The LEDs for the
six physical ports indicate the link state of an OT interface. There are four LEDs in between each port
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