The SPA Administration Guide is a management guide for the SPA-2000, providing implementation examples and techniques, as well as copyright and disclaimer statements from Linksys and Sipura Technology.
This guide describes the basic administration and use of the Linksys SPA-2000 phone adapter, an intelligent low‑density VoIP gateway that enables residential and business IP telephony services. It covers product description, large‑scale deployment considerations, SIP protocol basics, and security overviews.
The document is organized into sections on hardware overview, installation, software configuration, web interface, user guidelines, troubleshooting, and detailed feature descriptions such as voice codecs, echo cancellation, and security features. It also includes configuration parameters, call handling options, and maintenance procedures.
| Phone ports | up to two RJ-11 ports |
|---|---|
| Network interface | RJ-45 Ethernet interface |
| Echo cancellation | at least 8 ms tail length |
| Silence suppression | enabled |
The device provides up to two RJ‑11 ports for standard analog telephones.
Yes, it includes an echo canceller with at least an 8 ms tail length.