Cisco 881W - Integrated Services Router Wireless Hardware Installation Manual page 31

Chapter 1 Product Overview
Table 1-1 LED Descriptions for the Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series ISRs (continued)
LED Color
BRI Voice B1 Green
BRI Voice B2 Green
17 18
FXS /DID Green
Voice
V.92 Modem Green
1. FE = Fast Ethernet.
2. SSID = service set identifier.
3. LWAPP = Lightweight Access Point Protocol.
4. PoE = Power over Ethernet.
5. VPN = Virtual Private Network.
6. PPP = Point-to-Point Protocol.
7. xDSL = General term referring to various forms of DSL, including ADSL (asymmetric digital subscriber line), VDSL (very-high-data-rate digital
subscriber line), and G.SHDSL.
8. DSLAM = digital subscriber line access multiplexer.
9. BRI = Basic Rate Interface.
10. 3G = Third-Generation.
11. WWAN = wireless WAN.
12. RSSI = Received Signal Strength Indicator.
13. GSM = Global System for Mobile Communication.
14. CDMA = code division multiple access.
15. FXO = Foreign Exchange Office.
16. SRST = Survivable Remote Site Telephony.
17. FXS = Foreign Exchange Station.
18. DID = Direct Inward Dialing.
Memory
The Cisco 860 series, 880 series, and 890 series routers contain flash memory and main memory.
Flash Memory
The Cisco 860 series, 880 series, and 890 series ISRs use non-upgradable flash memory storage. The
onboard flash memory contains the Cisco IOS software image, the boot flash contains the ROMMON
boot code, and a separate non-volatile flash contains the cookie configuration.
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16193-03
Description
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 either receiving or
transmitting data.
On—FXS/DID port is connected.
Blinking—FXS/DID port is either receiving or
transmitting data.
On—Modem is connected.
Blinking—V.92 port is either receiving or transmitting
data.
Hardware Features
860 Series 880 Series 890 Series
— 888 SRST —
models
886, 887V,
888, SRST
models
— 888 SRST —
models
886, 887V,
888, SRST
models
— 886, 887V, —
888, SRST
models
— — 891
models
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