Cisco 881W - Integrated Services Router Wireless Hardware Installation Manual page 23

Chapter 1 Product Overview
Figure 1-8
Figure 1-8
6
1 Primary WAN port
2 Voice ports—four FXS
FXO
3 4-port 10/100 Ethernet switch
4
Serial port—console or auxiliary
5
PoE power connector—optional
1. Depending on the router model, the primary WAN port can be either G.SHDL or 10/100 FE.
2. FXS = Foreign Exchange Station.
3. DID = Direct Inward Dialing.
4. FXO = Foreign Exchange Office.
5. TBP = trunk bypass.
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16193-03
shows the back panel details of the Cisco 881SRST-W voice router.
Back Panel of the Cisco C881SRST-W Voice Router
1
1
—10/100 FE
2
/DID
4 5
port with TBP power failover
2 2 3
6 Antenna—captive wireless omnidirectional
dipole WLAN antenna (wireless models only)
3
ports, one 7 Reset button
8 Power connector
9
Earth ground connection
10 Kensington security slot
Cisco 880 Series ISRs
4 5 7 8 9 10
1-9