Chapter 2: XEM2 Ethernet Line Cards
XEM2-1CQ Line Card
Transceiver Port
LED
68
The XEM2-1CQ Line Card is shown in Figure 26.
Figure 26. XEM2-1CQ Line Card
The one port on the card supports the following 100Gbps QSFP28
transceivers:
QSFP28SR4 transceiver - Maximum operating distance of 70m
(230 ft) or 100m (328 ft) with 12-strand OM3 or OM4 fiber optic
cable, respectively. Requires a MPO pluggable optical connector.
QSFP28LR4 transceiver - Operating range of 2m (6.6 ft) to 10km
(6.2 mi). Requires single-mode fiber optic cable with a duplex LC
connector.
QSFP28-1CU and QSFP28-3CU direct attach cables - Lengths of
one and three meters, respectively.
The LED states for the port in the XEM2-1CQ Line Card are described in
Table 26.
Table 26. Port Link and Activity Status LED on the XEM2-1CQ Line Card
State
Solid Green
Description
The transceiver has established a link to a
network device.