Hillstone SG-6000 X Series, Справочное руководство

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For SG-6000-X9180 and SG-6000-X10800, when there is no QSM installed,
you can install the IOM/SIOM to process QoS (make sure that the device
has installed iQoS license). In this case, the QoS doesn't support other traffic
control modes but the policing mode.
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For SG-6000-X7180, SG-6000-X8180, SG-6000-X9180 and SG-6000-
X10800, when the device is installed with both QSM and IOM, QSM will
take effect first for QoS.
IOM
I/O Module (IOM) is a hardware platform card with ports which provides following functions:
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Receive data
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Fast forward data
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Transfer data to SSM, QSM or SWM (only SG-6000-X10800 and SG-6000-X9180 support
the SWM module) modules
You must install at least one IOM and can install more to increase port amount. IOM should be
installed in general expansion slots, but the IOM- and IOM-8SFP+ module cannot be
installed in the Slot7 expansion slot.
IOM Description is shown as below:
Model Type Product
IOM-P100-300 4 QSFP28 ports
(100GE)
8 SFP+ ports (10GE)
SG-6000-X10800
SG-6000-X9180
IOM-P40-300 2 QSFP+ ports
(40GE)
12 SFP+ ports
Chapter 1 Product Profile 31