ATA Voice Field Reference

Line page

B

More Echo Suppression

Enable or disable more echo suppresion. The default is no.

This field is not found in the PAP2T.

Line page

Depending on the ATA device, there may be one or more Line pages (L1, L2, and so on). You can use the Voice tab > Line page to configure the lines for voice service. With some variations, depending on the model, his page includes the following sections:

•”Line Enable section” section on page166

•”Streaming Audio Server (SAS) section” section on page166

•”NAT Settings section” section on page167

•”Network Settings section” section on page168

•”SIP Settings section” section on page169

•”Call Feature Settings section” section on page172

•”Proxy and Registration section” section on page189

•”Subscriber Information section” section on page174

•”Supplementary Service Subscription section” section on page175

•”Audio Configuration section” section on page178

•”VoIP Fallback to PSTN section (SPA3102)” section on page179

•”Gateway Accounts section (SPA3102)” section on page178

•”Dial Plan section” section on page179

•”FXS Port Polarity Configuration section” section on page181

In a configuration profile, the Line parameters must be appended with the appropriate numeral (for example, [1] or [2]) to identify the line to which the setting applies. The number of lines varies with the model of the ATA device. For example, the SPA2102 provides two Line tabs (Line 1 and Line 2), while the SPA8000 provides eight tabs (Line1 through Line 8).

ATA Administration Guide

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Cisco Systems WRP400, SPA2102, SPA3102, SPA8000, PAP2T manual Line
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PAP2T, SPA8000, SPA3102, WRP400, 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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