System Manual

1-11
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16193-07
Chapter 1 Product Overview
Cisco 880 Series ISRs
Figure 1-11 shows the back panel details of the Cisco 881SRST-W voice router.
Figure 1-11 Back Panel of the Cisco C881SRST-W Voice Router
1 Primary WAN port
1
—10/100 FE
1. Depending on the router model, the primary WAN port can be either G.SHDL or 10/100 FE.
6 Antenna—captive wireless omnidirectional
dipole WLAN antenna (wireless models only)
2 Vo i c e po r ts — f o u r F X S
2
/DID
3
ports, one
FXO
4
port with TBP
5
power failover
2. FXS = Foreign Exchange Station.
3. DID = Direct Inward Dialing.
4. FXO = Foreign Exchange Office.
5. TBP = trunk bypass.
7 Reset button
3 4-port 10/100 Ethernet switch
6
6. Ports 0 and 1 provide PoE with the optional PoE module installed.
8 Power connector
4 Serial port—console or auxiliary 9 Earth ground connection
5 PoE power connector for optional PoE
module
7
7. The Cisco 880 series ISRs can include an optional PoE module that provides power to 802.3af-compliant devices connected
to ethernet ports 0 and 1. If this feature was not configured with the factory order, SKU 800-IL-PM-2, you must order and
install it to enable the PoE function. The PoE power supply, SKU 800-ILPM-4, is also required.
10 Kensington security slot
241904
31 4 7 98 1022 56