Juniper Networks SSG 20 User Manual
Page 15

Front Panel
15
Table 4: Mini PIM LED States on the SSG 20
Type
Name
Color
State
Description
ADSL 2/2+
(Annex A
and B)
SYNC
Green
On steadily Indicates that the ADSL interface is trained
Blinking
Indicates training is in progress
Off
Indicates that the interface is idle
TX/RX
Green
Blinking
Indicates that traffic is passing through
Off
Indicates that no traffic is passing through
ISDN (BRI)
CH B1
Green
On steadily Indicates that B-Channel 1 is active
Off
Indicates that B-Channel 1 is not active
CH B2
Green
On steadily Indicates that B-Channel 2 is active
Off
Indicates that B-Channel 2 is not active
T1/E1
ALARM
Yellow
On steadily Indicates that there is a local or remote
alarm; device has detected a failure
Off
Indicates that there are no alarms or failures
LOOP BACK
Yellow
On steadily Indicates that a loopback or line state is
detected
Off
Indicates that the loopback is not active
CD
Green
On steadily Indicates a carrier was detected and the
internal DSU/CSU in the mini PIM is
communicating with another DSU/CSU
Off
Indicates that carrier detect is not active
V.92
CD
Green
On steadily Indicates that the link is active
Off
Indicates that the serial interface is not in
service
TX/RX
Green
Blinking
Indicates that traffic is passing through
Off
Indicates that no traffic is passing through
CAUTION:
Mini PIMs are not hot-swappable. You must install them in the front
panel slots before powering on the device.