System information

LED State Description
"DATA" Orange
Gray
For permanent circuits, HDLC packets are being exchanged
between the switch or router and another TE end system device
(normally another switch or router) over the respective B-channel.
For on-demand ISDN, there is a call up over the respective B-
channel.
No packet/data transmission over B-channel.
Network Service Modules
AlliedView™-EMS 3.8 DEVICE MANAGEMENT GUIDE Page 324 of 330