ATA Voice Field Reference

Info page

B

Last PSTN

Reason for SPA hanging up the FXO port. Can be one of the

Disconnect Reason

following:

 

•

PSTN Disconnect Tone

 

•

PSTN Activity Timeout

 

•

CPC Signal

 

•

Polarity Reversal

 

•

VoIP Call Failed

 

•

VoIP Call Ended

 

•

Invalid VoIP Destination

 

•

Invalid PIN

 

•

PIN Digit Timeout

 

•

VoIP Dialing Timeout

 

• PSTN Gateway Call Timeout

 

• VoIP Gateway Call Timeout

 

 

PSTN Activity

Shows the time (ms) before the SPA disconnects the

Timer

current gateway unless the PSTN side has some audio

 

activity.

 

 

Mapped SIP Port

Port number of the SIP port mapped by NAT.

 

 

Call Type

May take one of the following values:

 

• PSTN Gateway Call = VoIP-To-PSTN Call

 

• VoIP Gateway Call = PSTN-To-VoIP Call

 

• PSTN To Line 1 = PSTN call ring through and answered by

 

 

Line 1

 

• Line 1 Forward to PSTN Gateway = VoIP calls Line 1 then

 

 

forwarded to PSTN GW

 

• Line 1 Forward to PSTN Number =VoIP calls Line 1 then

 

 

forwarded to PSTN number

 

• Line 1 To PSTN Gateway

 

• Line 1 Fallback To PSTN Gateway

 

 

 

ATA Administration Guide

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Cisco Systems PAP2T, SPA2102, SPA3102, WRP400, SPA8000 manual Pstn Disconnect Tone
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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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