Cisco Systems SPA2102 manual Appendix D Glossary

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Appendix D: Glossary

This glossary contains some basic networking terms you may come across when using this product. For more advanced terms, see the complete Linksys glossary at http://www.linksys.com/glossary.

Bandwidth - The transmission capacity of a given device or network.

Bit - A binary digit.

Boot - To start a device and cause it to start executing instructions.

Broadband - An always-on, fast Internet connection.

Browser - An application program that provides a way to look at and interact with all the information on the World Wide Web.

Byte - A unit of data that is usually eight bits long.

Cable Modem - A device that connects a computer to the cable television network, which in turn connects to the Internet.

Daisy Chain - A method used to connect devices in a series, one after the other.

DDNS (Dynamic Domain Name System) - Allows the hosting of a website, FTP server, or e-mail server with a fixed domain name (e.g., www.xyz.com) and a dynamic IP address.

Default Gateway - A device that forwards Internet traffic from your local area network.

DHCP (Dynamic Host Configuration Protocol) - A networking protocol that allows administrators to assign temporary IP addresses to network computers by “leasing” an IP address to a user for a limited amount of time, instead of assigning permanent IP addresses.

DMZ (Demilitarized Zone) - Removes the Router's firewall protection from one PC, allowing it to be “seen” from the Internet.

Appendix D: Glossary

Phone Adapter with Router

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VoIPon www.voipon.co.uk sales@voipon.co.uk Tel: +44 (0)1245 808195 Fax: +44 (0)1245 600030

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Contents Sales@voipon.co.uk Tel +44 01245 808195 Fax +44 01245 Phone Adapter with RouterPage Copyright and Trademarks How to Use this GuideWord definition Phone Adapter with Router Table of Contents Internet Telephony Service Provider Itsp Linksys Common Problems and Solutions Frequently Asked QuestionsFront Panel Back Panel11 Voice User 1 Screen Welcome IntroductionWhat’s in this Guide? Introduction What’s in this Guide? Phone Adapter with Router An Introduction to Local Area Networks Networking BasicsUse of IP Addresses Networking Basics Back Panel Getting to Know the Phone Adapter Phone Adapter with RouterFront Panel Front PanelGetting Started Connecting the Phone AdapterBefore You Begin Connect to the Modem Proceed to the next section Dhcp Configuring the Phone AdapterStatic IP Settings Wall-Mount Option Placing the Phone AdapterGetting Started Accessing the Interactive Voice Response Menu Using the Interactive Voice Response MenuOverview Using the Interactive Voice Response Menu Interactive Voice Response Menu Firmware the programming code that runs a networking device Set Network or 121 Enter the network or Set the Mode 201 Press 0 to select Enter 1 to confirm. You will hear, Option Entering a PasswordConfiguring the Settings for Your Internet Phone Service Router Using the Web-based UtilityVoice How to Access the Web-based UtilityProduct Information Router TabSystem Status Packet a unit of data sent over a network Static IP Settings Internet Connection SettingsPPPoE Settings MAC Clone Settings Optional SettingsQOS Settings Remote ManagementVlan Virtual Local Area Network Settings Static Dhcp Lease Settings LAN Network SettingsPhone Adapter with Router DMZ Settings Port Forwarding SettingsSystem Reserved Ports Range Miscellaneous SettingsVoice Info Screen Voice TabLine 1 Status Line 1/2 StatusUsing the Web-based Utility Phone Adapter with Router Voice System Screen System ConfigurationSelective Call Forward Settings Call Forward SettingsVoice User 1/2 Screen Using the Web-based Utility Supplementary Service Settings Speed Dial SettingsRing Settings Distinctive Ring SettingsPhone Adapter with Router Phone Adapter with Router Common Problems and Solutions Appendix a TroubleshootingNeed to set a static IP address on a PC For Windows 98 and MillenniumFor Windows XP For WindowsWant to test my Internet connection For Windows XP Phone Adapter with Router Need to set up a server behind my Phone Adapter TCP UDP Can’t get the Internet game, server, or application to work For Netscape 4.7 or higher For Microsoft Internet Explorer 5.0 or higherWhere is the Phone Adapter installed on the network? Frequently Asked QuestionsCan I make calls while I’m browsing the Internet? Does the Phone Adapter support IPX or AppleTalk?Does the Phone Adapter support ICQ send file? Will the Phone Adapter function in a Macintosh environment? How can I block corrupted FTP downloads?How do I reset the Phone Adapter? What is DMZ Hosting?Which modems are compatible with the Phone Adapter? How do I get mIRC to work with the Phone Adapter?Phone Adapter with Router Windows 98 or Me Instructions Figure B-1 IP Configuration ScreenFor the Phone Adapter’s Web-based Utility Windows 2000 or XP InstructionsShared Resources Appendix C Windows HelpNetwork Neighborhood/My Network Places Appendix C Windows Help Appendix D Glossary Appendix D Glossary Phone Adapter with Router Phone Adapter with Router Appendix E Specifications Phone Adapter with Router Hook Flash Event Signaling Vmwi Visual Message Waiting Indicator via FSKPolarity Control Caller ID Generation Name & Number Bellcore, DTMF, EtsiPhone Adapter with Router 10 to 90% Non-condensing, operating and non-operating Phone Adapter with Router Appendix F Warranty Information Appendix F Warranty Information FCC Statement Appendix G Regulatory InformationAppendix G Regulatory Information Phone Adapter with Router Phone Adapter with Router Phone Adapter with Router Phone Adapter with Router Phone Adapter with Router Phone Adapter with Router Appendix H Contact Information Internet Telephony Service Provider ItspLinksys For support, contact your ItspAppendix H Contact Information
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SPA2102 specifications

The Cisco Systems SPA2102 is a versatile Voice over Internet Protocol (VoIP) adapter that serves as a bridge between traditional telephony systems and modern IP networks. Designed primarily for small to medium businesses, the SPA2102 is highly regarded for its reliability, ease of use, and rich feature set. This device allows users to make and receive phone calls over the internet while maintaining the ability to connect traditional analog phones.

One of the standout features of the SPA2102 is its dual-port capability. The device includes two FXS ports, allowing users to connect two separate analog telephones. This makes it an ideal choice for businesses that want to retain their existing telephony infrastructure while transitioning to a VoIP system. The ability to utilize two telephone lines simultaneously provides flexibility and convenience, especially for users in a busy office environment.

The SPA2102 leverages Session Initiation Protocol (SIP) technology, which is widely recognized for its robustness and interoperability. The support for SIP ensures that the SPA2102 can work seamlessly with various VoIP service providers, offering users a broad range of options for their telecommunication needs. In addition to SIP, the device supports various codecs, including G.711, G.726, and G.729, allowing for flexible audio quality settings and bandwidth management.

Security is also a critical aspect of the SPA2102. It incorporates advanced encryption methods, such as Secure Real-time Transport Protocol (SRTP) and Transport Layer Security (TLS), to protect voice communications from potential eavesdropping. This focus on security makes the SPA2102 a reliable choice for businesses concerned about the confidentiality of their conversations.

The device is easy to configure and manage, thanks to its web-based interface. This allows administrators to quickly set up the adapter, manage network settings, and troubleshoot any issues that may arise. Furthermore, the SPA2102 supports Quality of Service (QoS) features, ensuring that voice traffic is prioritized over other types of network traffic, which enhances call quality and reliability.

Overall, the Cisco SPA2102 is a powerful, user-friendly VoIP adapter that combines traditional telephony with modern IP technology. Its dual-port capability, support for SIP, extensive security features, and ease of configuration make it a solid choice for businesses looking to innovate their communication systems while minimizing disruption. Whether used in a small office or a larger organizational setting, the SPA2102 continues to be a reliable component of VoIP solutions.
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