Huawei S2720 Series Hardware Description page 52

S2720&S2750 Series Ethernet Switches
Hardware Description
Stack Description
In addition to data transmission, copper cables can be used for stack connection, as described in
Table
Table 3-8 Stack description table
Stack
Connect
ion
Mode
Stack
port
connectio
n
Issue 08 (2015-02-12)
3-8.
Stack Stack Cable
Port
Two SFP l 1 m passive SFP+
ports (not
combo
l 10 m active SFP+
ports)
l 3 m, 10 m AOC cables
l 6GE stack optical
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copper cable
copper cable
module (SFP-6GE-
LR) and optical fiber
Rate of a Remarks
Single Stack
Port
2.5 Gbit/s Any models of the
S2750 series can set
up a stack. The
S2750 and S2720
switches cannot set
up a stack.
3 Cables
44