Cisco SPA122 Administration Guide

Configuring the Network
Basic Setup
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3
Network Settings for the LAN and DHCP Server (SPA122
Only)
Use the Network Setup > Basic Setup > Network Settings page to set the IP
address and subnet mask for your local network. Also configure the settings for
the built-in DHCP server (SPA122 only).
Enter the settings as described below. After making changes, click Submit to save
your settings, or click Cancel to redisplay the page with the saved settings.
Router IP
Enter the Local IP Address and Subnet Mask for your local network. The default
setting is 192.168.15.1 with a subnet mask of 255.255.255.0.
DHCP Server Setting
Secondary DNS Enter the IP address of the secondary Domain Name
Service (DNS) server to use for domain name resolution.
Keep the default entry, 0.0.0.0, to use the secondary DNS
server that is specified for the WAN connection.
Feature Description
Field Description
DHCP Server The ATA can use the built-in DHCP server to dynamically
assign IP addresses to connected devices. Click
Enabled to enable the DHCP server, or click Disabled to
disable this feature.
Default setting: Enabled

Cisco SPA122 Specifications

General

Ports	2 FXS ports
Network Interface	10/100 Mbps Ethernet
Voice Protocol	SIP
Voice Codecs	G.711, G.726, G.729 A
Security	TLS
Power Supply	5V DC, 2A
Network Ports	1 x 10/100 Mbps
Fax Support	T.38 fax relay
Operating Temperature	0°C to 45°C
Storage Temperature	14 to 140°F (-10 to 60°C)
Humidity	10% to 90% noncondensing
Weight	0.16 kg