Cisco SPA8000-G1 Administration Guide - Page 23
SPA3102 Connectivity - default ip
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Introducing Cisco Small Business Analog Telephone Adapters ATA Connectivity Requirements 1 SPA3102 Connectivity As shown in the following figure, the SPA3102 has one FXS port (voice line 1). Administrative IVR (Line 1 or Line 2) PSTN Line 1 PSTN Line 1 Ethernet port IP Router (with hairpinning) or Broadband modem ISP LAN WAN LAN port Internet IP ITSP 187259 SPA3102 Administration PC By default, the device on the LAN port is assigned the network address 192.168.0.0 with a subnet mask of 255.255.255.0. If there is a network address conflict with a device on the Ethernet port, the network address of the device on the LAN port is automatically changed to 192.168.1.0. NOTE • The IVR functions are accessed by connecting an analog telephone to Line 1. • For proper operation, the service provider should use an Outbound Proxy to forward all voice traffic when the SPA3102 is located behind a router. If necessary, explicit port ranges can be specified for SIP and RTP. Cisco Small Business ATA Administration Guide 23