H3C S12500X-AF Series, Hardware Reference Manual

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1
Cables
This chapter describes cables used for connecting network ports.
Table 1 Cable description
Cable Port type Application
Console cable
RJ-45 Ethernet port at one
end and DB-9 port at the
other end
Connects the console port of the switch to
the console terminal
Ethernet twisted pair cable RJ-45 Ethernet ports
Connects RJ-45 Ethernet ports to transmit
data
Optical fiber
SFP+/SFP
/CXP/CFP2/QSFP+/QSFP28
ports
Connects the fiber ports to transmit data
SFP+ copper cable SFP+ ports Connects SFP+ ports to transmit data
QSFP+ copper cable QSFP+ ports Connects QSFP+ ports to transmit data
QSFP28 copper cable QSFP28 ports Connects QSFP28 ports to transmit data
QSFP-DD copper cable QSFP-DD ports Connects QSFP-DD ports to transmit data
QSFP+ to SFP+ copper
cable QSFP+ port at one end and
SFP+ port at the other end Connects QSFP+ port at one end and SFP+
port at the other end
CXP fiber cable CXP ports Connects CXP ports to transmit data
Console cable
A console cable is an 8-core shielded cable, with a crimped RJ-45 connector at one end for
connecting to the console port of the switch, and a DB-9 female connector at the other end for
connecting to the serial port on the console terminal.
Figure 1 Console cable
RJ-45 Signal DB-9 Signal
1 RTS 8 CTS
2 DTR 6 DSR
3 TXD 2 RXD
4 SG 5 SG