4 The Card
Version A
4-19
Each uplink interface can be used as a cascade interface allowing multiple
devices to be cascaded to the IP network via a single IP port.
Interface Description
Table 4-29
The HU1A card interfaces
Symbol Meaning
Description
XG
10GE uplink optical
interface
Provides 10GE uplink optical interface and connects with
the IP network
GE
GE uplink optical /
electrical interface
Provides GE uplink optical / electrical interface and
connect with the IP network
Indicator LED Description
Table 4-30
The HU1A card indicator LEDs
ID
Meaning
Color Status
Description
ACT Active
LED Green
ON
The card is working normally
Blink slowly
The card is initializing
Blink quickly
The card is executing a configuration
command
OFF
The card is not powered on
ALM
Alarm
Indicator
Red
ON
The card is resetting, experiencing an
alarm or has failed to establish a
communication link between an active
card and a standby card
OFF
The card is working normally
LNK1-5
Port status
LEDs
Green
ON
The port is linked up
Blink quickly
The uplink port is transmitting data to or
receiving data from the upper level
equipment, for example, switches
OFF
The port is not linked up
WAN
WAN / LAN
LED
Green
ON
The WAN mode of 10GE interface
OFF
The LAN mode of 10GE interface
Technical Specification
Table 4-31
The HU2A card technical specification
Item
Specification
Power consumption
≤
10w
