Cisco 860 Series Hardware Installation Manual page 23

Chapter 1 Product Overview
Table 1-1 LED Descriptions for the Cisco 860 Series and Cisco 880 Series ISRs (continued)
LED Color
11
3G RSSI Green
Amber
12
3G GSM Green
13
3G CDMA Green
14
FXO Voice Green
BRI Voice LNK Green
BRI Voice B1 Green
BRI Voice B2 Green
16 17
FXS /DID Voice Green
1. FE = Fast Ethernet.
2. SSID = Service Set Identifier.
3. PoE = Power over Ethernet.
4. VPN = Virtual Private Network.
5. PPP = Point-to-Point Protocol.
6. xDSL = General term referring to various forms of DSL, including ADSL (asymmetric digital subscriber line) and G.SHDSL.
7. DSLAM = digital subscriber line access multiplexer.
8. BRI = Basic Rate Interface.
9. 3G = Third-Generation.
10. WWAN = wireless WAN.
11. RSSI = Received Signal Strength Indicator.
12. GSM = Global System for Mobile Communication.
13. CDMA = code division multiple access.
14. FXO = Foreign Exchange Office.
15. SRST = Survivable Remote Site Telephony.
16. FXS = Foreign Exchange Station.
17. DID = Direct Inward Dialing.
OL-16193-01
Description
Off—Low signal strength (lower than -100 dBm).
On—High RSSI (-69 dBm or higher).
Slow Blinking—Low or medium RSSI (-99 to -90 dBm).
Fast Blinking—Medium RSSI (-89 to -70 dBm).
On—No service.
On—Service is established.
Off—No service.
On—Service is established.
Off—No service.
On—FXO port is connected.
Blinking—FXO port is either receiving or transmitting data.
On—BRI interface is connected.
On—BRI B1 channel is connected.
Blinking—BRI B1 channel is either receiving or transmitting
data.
On—BRI B2 channel is connected.
Blinking—BRI B2 channel is receiving or transmitting data.
On—FXS/DID port is connected.
Blinking—FXS/DID port is either receiving or transmitting
data.
Cisco 860 Series and Cisco 880 Series Integrated Services Routers Hardware Installation Guide
Hardware Features
860 Series 880 Series
— 3G models
— 3G models
— 3G models
— 3G models
— 881-SRST
— SRST
models
— SRST
models
— SRST
models
— SRST
models
1-11
15