Chapter 1: Overview
34
XEM2-1CQ Line Card
The XEM2-1CQ Line Card is shown in Figure 11.
Figure 11. XEM2-1CQ Line Card
Transceivers
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.
LEDs
The LED states for the port in the XEM2-1CQ Line Card are described in
Table 9.
Table 9. Port Link and Activity Status LED on the XEM2-1CQ Line Card
State
Description
Solid Green
The transceiver has established a link to a
network device.
Summary of Contents for AT-x950-28XSQ
Page 8: ...Contents 8 ...
Page 12: ...Tables 12 ...
Page 16: ...Preface 16 ...
Page 62: ...Chapter 2 Virtual Chassis Stacking 62 ...
Page 80: ...Chapter 3 Beginning the Installation 80 ...
Page 90: ...Chapter 4 Installing Power Supplies and Optional XEM2 Line Card 90 ...
Page 102: ...Chapter 6 Installing the Switch in an Equipment Rack 102 ...
Page 118: ...Chapter 7 Installing the Switch on a Wall 118 ...
Page 146: ...Chapter 8 Configuring Switches for Stacking 146 ...
Page 158: ...Chapter 9 Cabling the Networking Ports 158 ...
Page 180: ...Chapter 11 Troubleshooting 180 ...