H3C S6520X-SI Series, Руководство по установке, Страница: 79 / 90

71
25G SFP28
transceiver
module Central
wavelength
(nm)
Connector
Cable/Fiber
type and
diameter (µm) Modal
bandwidth
(MHz × km) Max
transmission
distance
negotiation
disabled
—40
m (131.23 ft)
•
FEC
negotiation
enabled
—100
m (328.08 ft)
Table 25 25G SFP28 cables available for the SFP28 ports
25G SFP28 cable Cable length
SFP-25G-D-CAB-1M 1 m (3.28 ft)
SFP-25G-D-CAB-3M 3 m (9.84 ft)
SFP-25G-D-CAB-5M 5 m (16.40 ft)
Figure 71 SFP28 cable
(1) Connector (2) Pull latch
NOTE:
•
As a best practice, use H3C SFP28 transceiver modules and cables for the SFP28 ports on the
switch.
•
The H3C SFP28 transceiver modules and cables available for the SFP28 ports on the switch are
subject to change over time. For the most recent list of SFP28 transceiver modules and cables
available for the SFP28 ports, contact your H3C Support or marketing staff.
•
For more information about H3C SFP28 transceiver modules and cables, see
H3C Transceiver
Modules User Guide
.
QSFP+ port
The S6520X-54XC-UPWR-SI switch provides fixed QSFP+ ports on the front panel and the
LSWM2QP2P interface card provides QSFP+ ports. You can install QSFP+ transceiver modules
in
Table 26 , QSFP+ cables in Table 27 , and QSFP+ to SFP+ cables in Table 28 in the QSFP+ ports.
1
2