ATA Voice Field Reference

Line page

B

Use Auth ID

 

To use the authentication ID and password for SIP

 

 

authentication, select yes. Otherwise, select no to use the

 

 

user ID and password.

 

 

The default is no.

 

 

 

Auth ID

 

Authentication ID for SIP authentication.

 

 

 

Directory Number

 

Enter the number for this line.

 

 

 

Call Capacity

 

Maximum number of calls allowed on this line interface.

 

 

Choices: {unlimited,1,2,3,…25 }. Default is 16. Note that the

 

 

the ATA device does not distinguish between incoming and

 

 

outgoing calls when talking about call capacity.

 

 

NOTE: unlimited = 16

 

 

 

Cfwd No Ans Delay

 

Delay, in seconds, before the call forwarding of no-answer

 

 

calls feature is triggered.

 

 

The default is 20.

 

 

 

Mini Certificate

 

Base64 encoded of Mini-Certificate concatenated with the

 

 

1024-bit public key of the CA signing the MC of all

 

 

subscribers in the group.

 

 

The default is empty.

 

 

 

SRTP Private Key

 

Base64 encoded of the 512-bit private key per subscriber

 

 

for establishment of a secure call.

 

 

The default is empty.

 

 

 

Voice tab > Line page >

 

Supplementary Service Subscription section

The ATA device provides native support of a large set of enhanced or supplementary services. All of these services are optional. The parameters listed in the following table are used to enable or disable a specific supplementary service. A supplementary service should be disabled if a) the user has not subscribed for it, or b) the Service Provider intends to support similar service using other means than relying on the ATA device.

Call Waiting Serv

Enable Call Waiting Service.

The default is yes.

ATA Administration Guide

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Cisco Systems WRP400, SPA2102, SPA3102, SPA8000, PAP2T manual Supplementary Service Subscription section
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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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