11
Figure 10 Front panel of HIM-CLS2P
(1) Captive screw
(2) Ejector lever
(3) SFP port
(4) SFP port carrier signal LED (LINK/ACT)
(5) SFP port loopback/alarm LED (LP/AL)
LEDs
Table 11 LED description
LED
Status
Description
LINK/ACT
(Green)
Off
No link is present.
On
A 155.52 Mbps link is present.
Flashing
The SFP port is receiving or sending data at 155.52 Mbps.
LP/AL
(Yellow)
Off
No loopback or alarm exists.
On
The interface is in loopback state.
Flashing
There is a minimum of one alarm.
Interface specifications
Table 12 Interface specifications
Item
Specification
Connector type
SFP/LC
Number of interfaces
•
HIM-CLS1P: 1
•
HIM-CLS2P: 2
Interface standards
SONET OC-3/SDH STM-1
Interface speed
155.52 Mbps
Interface cables
The HIM-CLS1P/HIM-CLS2P must work with an SFP transceiver module and an optical fiber with
LC-type connectors. For the appearance and connection of a HIM-CLS1P/HIM-CLS2P interface
cable, see "
Connecting an optical interface cable
."
1
3
2
4
5
