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Item#: C881SRSTW-GN-A-K9 Cisco Router

Product detail: Cisco SRST881 ENet FXS - FXO Sec Router 802.11n FCC CompC881SRSTW-GN-A-K9

Product Overview

C881SRSTW-GN-A-K9 Overview

The Cisco 880 voice platforms (C880SRST and C880SRSTW) support the following voice features:

  • Signaling protocols: Session Initiation Protocol (SIP), Media Gateway Control Protocol (MGCP), and H323
  • Real-time transfer protocol (RTP), Cisco RTP (cRTP), and secure RTP (SRTP) for these signaling protocols
  • Fax passthrough, Cisco fax relay, T37 fax store-and-forward, and T.38 fax relay (including T.38 gateway-controlled MGCP fax relay)
  • Dual tone multifrequency (DTMF) Relay—OOB and RFC2833
  • Silence suppression/comfort noise
  • G.711 (a-law and u-law), G.729A, G.729AB, G.729, G.729B, G.726
  • Support of SRST failover to a Foreign Exchange Office (FXO) or BRI backup port connected to PSTN in case of WAN failure
  • Direct inward dialing (DID) on FXS

The 10/100-Mbps fast Ethernet models of the Cisco 881 Integrated Services Routers combine Internet access, security and wireless services onto a single, secure device. This router offers broadband speeds and simplified management to small businesses, and enterprise small branch and teleworkers.

Available options on the Cisco 881 Integrated Services Router include:

  • Survivable Remote Site Telephony for teleworker and small branch voice
  • Built-in advanced security, including intrusion prevention, GET VPN, dynamic multipoint VPN (DMVPN) for up to 20 site-to-site VPN tunnels
  • Cisco Configuration Professional for simplified management
  • WAN connection with multiple access options
  • Business continuity with primary and backup connections on the Cisco 880 router, including third-generation wireless and ISDN

Tech Specs

C881SRSTW-GN-A-K9 Specifications

Back Panel of the Cisco C881SRST-W Voice Router

 

1

Primary WAN port1—10/100 FE

6

Antenna—captive wireless omnidirectional dipole WLAN antenna (wireless models only)

2

Voice ports—four FXS2/DID3ports, one FXO4port with TBP5power failover

7

Reset button

3

4-port 10/100 Ethernet switch6

8

Power connector

4

Serial port—console or auxiliary

9

Earth ground connection

5

PoE power connector for optional PoE module7

10

Kensington security slot

1Depending on the router model, the primary WAN port can be either G.SHDL or 10/100 FE.

2FXS=Foreign Exchange Station.

3DID=Direct Inward Dialing.

4FXO=Foreign Exchange Office.

5TBP=trunk bypass.

6Ports 0 and 1 provide PoE with the optional PoE module installed.

7The 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.

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