Cisco SPA112 Administration Guide

Configuring the Network
Basic Setup
Cisco SPA100Series Administration Guide 32
3
Time Settings
Use the Network Setup > Basic Setup > Time Settings page to set the system
time for the ATA. By default, the system time is set automatically by using a
Network Time Protocol (NTP) server. You can configure the system time manually.
In addition, you can use this page to specify your time zone, enable Daylight
Saving adjustments, and modify related settings.
After making changes, click Submit to save your settings, or click Cancel to
redisplay the page with the saved settings.
Option 159 Provides a configuration URL to clients that request this
option. An option 159 URL defines the protocol and path
information by using an IP address for clients that cannot
use DNS. For example:
https://10.1.1.1:888/configs/bootstrap.cfg
Default setting: blank
Option 160 Provides a configuration URL to clients that request this
option. An option 160 URL defines the protocol and path
information by using a fully qualified domain name for
clients that can use DNS. For example:
https://myconfigs.cisco.com:888/configs/bootstrap.cfg
Default setting: blank
DNS Proxy When enabled, the DNS proxy relays DNS requests to
the current public network DNS server for the proxy, and
replies as a DNS resolver to the client device on the
network. Click Enabled to enable this feature, or click
Disabled to disable it. If DNS proxy is disabled, then
DHCP clients will be offered DNS server information by
using the Static DNS servers, if defined, or by using the
using the servers specified for the INTERNET (WAN)
interface.
Default setting: Enabled
Field Description

Cisco SPA112 Specifications

General

Supported network protocols	IPv4, IPv6, ARP, DNS, SRV, DHCP, PPPoE, ICMP, TCP, UDP, RTP, RTCP, SNTP
DHCP client	Yes
VPN support	802.1p
Security algorithms	SSL/TLS
Authentication method	SIP
Modem (RJ-11) ports	2
Ethernet LAN (RJ-45) ports	1
Voice codecs	G.711, G.726, G.729
Certification	FCC, CE, ICES, A-Tick, RoHS, UL
Fax compatibility	T.38
Output current	2 A
Output voltage	5 V
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Storage temperature (T-T)	-25 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Width	101 mm
Height	28 mm
Weight	153 g