Extreme networks 10018 Manual Do Utilizador

QSFP+ Specifications

The following lists the specifications for the SR4 QSFP+ module. The SR4 QSFP+ module conforms to
the 802.3ba D3.2 (40GBASE-SR4) standard.

This module is a Class 1M laser device.

SR4 QSFP+ Specifications

Table 56: Transmitter

Parameter

Minimum

Typical

Maximum

Average launch power, each lane

-7.6 dBm

2.4 dBm

Center wavelength

840 nm

850 nm

860 nm

Table 57: Receiver

Parameter

Minimum

Typical

Maximum

Stressed receiver sensitivity in OMA, each lane

-5.4 dBm

Average receive power (max), each lane

-9.5 dBm

2.4 dBm

Operating wavelength

840 nm

850 nm

860 nm

Table 58: Link

Parameter

Minimum

Typical

Maximum

Link power budget

1.9 dB

10 dB

Table 59: Operating distance over each fiber type:

Parameter

Minimum

Typical

Maximum

OM3 fiber
OM4 fiber

100 m
150 m

LR4 QSFP+Specifications

Table 60: LR4 QSFP+ Specifications

Parameter

Minimum

Maximum

Transmitter

Average launch power, each lane

-7.0 dBm

2.3 dBm

Center wavelength

1264.5 nm

1277.5 nm

1284.5 nm

1297.5 nm

1304.5 nm

1317.5 nm

Technical Specifications

Pluggable Hardware Installation Guide