ATA Administration Guide 200 | Cisco Systems WRP400, SPA2102, PAP2T

ATA Voice Field Reference

PSTN Line page (SPA3102)

FAX Codec	To force the ATA device to use a symmetric codec during
Symmetric	fax passthrough, select yes. Otherwise, select no.
	The default is yes.

DTMF Process AVT	This field is not available for the PAP2T. To use the DTMF
	process AVT feature, select yes. Otherwise, select no.
	The default is yes.

FAX Passthru	Select the fax passthrough method: None, NSE, or
Method	ReINVITE.
	The default is NSE.

DTMF Tx Method	Select the method to transmit DTMF signals to the far end:
	InBand, AVT, INFO, Auto, InBand+INFO, or AVT+INFO.
	InBand sends DTMF using the audio path. AVT sends DTMF
	as AVT events. INFO uses the SIP INFO method. Auto uses
	InBand or AVT based on the outcome of codec negotiation.
	The default is Auto.

FAX Process NSE	To use the fax process NSE feature, select yes. Otherwise,
	select no.
	The default is yes.

Hook Flash Tx	Select the method for signaling hook flash events: None,
Method	AVT, or INFO. None does not signal hook flash events. AVT
	uses RFC2833 AVT (event = 16). INFO uses SIP INFO with
	the single line signal=hf in the message body. The MIME
	type for this message body is taken from the Hook Flash
	MIME Type setting.
	The default is None.

FAX Disable ECAN	If enabled, this feature automatically disables the echo
	canceller when a fax tone is detected. To use this feature,
	select yes. Otherwise, select no.
	The default is no.

Release Unused	This feature allows the release of codecs not used after
Codec	codec negotiation on the first call, so that other codecs can
	be used for the second line. To use this feature, select yes.
	Otherwise, select no.
	The default is yes.

ATA Administration Guide

200 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.

Cisco Systems WRP400, SPA2102, SPA3102, SPA8000, PAP2T manual ATA Administration Guide 200

Models: PAP2T SPA8000 SPA3102 WRP400 SPA2102

ATA Voice Field Reference

ATA Administration Guide

200

PAP2T, SPA8000, SPA3102, WRP400, SPA2102 specifications