3 Cards
Classification
Function
Supports suppression of broadcast packets, multicast packets and
unknown packets to prevent broadcast storms in the network.
Prevents DoS attacks.
Working Principle
Figure 3-3
Working Principle of the HSCA Card
u
The control module is used for configuring the entire system, collecting and
reporting statuses, processing protocols, and providing the USB interface, local
commissioning serial port, monitoring serial port and out-of-band management
network port.
u
The switch module is used for service data switching.
u
The power module supplies power to each functional module of the card.
u
The clock module provides the working clock signal for each functional module
of the card.
3.4
Uplink Card
The uplink cards provide uplink ports.
3.4.1
KU1A
Basic Information
describes the number and power consumption of the card.
Version: A
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