60
Led Indications
Superscript
Meaning
1
1 sec ON, then OFF
2
500ms ON, 500ms OFF
3
Blinks according to CPU load
4
ON if one or more B-Channels are active on the BRI interface
5
Blinks according to IP activity
6
ON if correctly connected to an active ISDN device
7
ON if connected to a 100Mbs Ethernet device, OFF otherwise
8
BRI 1 and BRI 2 blink when interconnected (fallback) on interface card IC-4BRV
Table 11-2: Key to Superscript Numbers
Hardware Installation Guide, Revision 3.11