ATA Voice Field Reference

Regional page

B

Hook Flash Timer

Maximum on-hook time before off-hook qualifies as hook-

Max

flash. More than this the on-hook event is treated as on-

 

hook (no hook-flash event). Range: 0.4–1.6 seconds.

 

The default is 0.9.

 

 

Callee On Hook

Phone must be on-hook for at this time in sec before the

Delay

ATA device will tear down the current inbound call. It does

 

not apply to outbound calls. Range: 0–255 seconds.

 

The default is 0.

 

 

Reorder Delay

Delay after far end hangs up before reorder tone is played.

 

0 = plays immediately, inf = never plays. Range: 0–255

 

seconds.

 

The default is 5.

 

 

Call Back Expires

Expiration time in seconds of a call back activation. Range:

 

0–65535 seconds.

 

The default is 1800.

 

 

Call Back Retry

Call back retry interval in seconds. Range: 0–255 seconds.

Intvl

The default is 30.

 

 

 

Call Back Delay

Delay after receiving the first SIP 18x response before

 

declaring the remote end is ringing. If a busy response is

 

received during this time, the ATA device still considers the

 

call as failed and keeps on retrying.

 

The default is 0.5.

 

 

VMWI Refresh Intvl

Interval between VMWI refresh to the CPE.

 

The default is 0.5.

 

 

Interdigit Long

Long timeout between entering digits when dialing. The

Timer

interdigit timer values are used as defaults when dialing.

 

The Interdigit_Long_Timer is used after any one digit, if all

 

valid matching sequences in the dial plan are incomplete

 

as dialed. Range: 0–64 seconds.

 

The default is 10.

 

 

Interdigit Short

Short timeout between entering digits when dialing. The

Timer

Interdigit_Short_Timer is used after any one digit, if at least

 

one matching sequence is complete as dialed, but more

 

dialed digits would match other as yet incomplete

 

sequences. Range: 0–64 seconds.

 

The default is 3.

 

 

ATA Administration Guide

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Cisco Systems PAP2T, SPA2102, SPA3102, WRP400, SPA8000 manual ATA Administration Guide 152

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.