PSGw 1.6 for Linux (SIP version) details

Special promo proposal: PSGw 1.6 for Linux (SIP) is available for $19.95 ! Download evaluation version PSGw 1.6 for Linux Contents:    1. Release Notes    2. Requirements    3. Technical specifications    4. Features    5. Compatibility    6. FAQ - Frequently Asked Questions 1. New in PSGw for Linux: famous "arbitrary" mapping of SIP names to Skype names Description: this option allows to "map" SIP destination username to Skype username. For example (having this option enabled) if SIP endpoint calls PSGw (running at IP address 192.168.0.1) like "myskypeintheoffice@192.168.0.1" then PSGw will use "myskypeintheoffice" as Skype destination. better firewall/NAT support in "Advanced Options" support of Skype for Linux 1.3 interface Description: allows to use STUN server or direct IP address mapping to bypass firewall or NAT.

2. Requirements

Typical configuration

Other requirements

• Linux (kernel from 2.6)
• Skype for Linux (since version 1.2) istalled
• sound card with OSS software support
• GUI (Kde, Gnome, other)>
• 16 MB hard disk space
• 256 MB memory

3. Technical specifications

SIP module features

• registrar support
• proxy support
• authorization for proxy and registrar
• external IP address mapping support
• adjustable UDP port range
• "arbitrary" mapping of SIP names to Skype names
• STUN server support
• adjustable jitter buffer

Codecs

• G.711-uLaw-64k
• G.711-ALaw-64k
• Speex
• G.726
• iLBC
• GSM

4. Features

1. Codecs
   PSGw supports codecs:
   1. G.711-ALaw-64k
   2. G.711-uLaw-64k
   3. GSM-06.10
   4. G.726-16k
   5. G.726-24k
   6. G.726-32k
   7. G.726-40k
   8. iLBC-15k2
   9. iLBC-13k3
   10. SpeexWide-20.6k
   11. SpeexNarrow-18.2k
   12. SpeexNarrow-15k
   13. SpeexNarrow-11k
   14. SpeexNarrow-8k
   15. SpeexNarrow-5.95k
   16. LPC-10
   17. MS-IMA-ADPCM
   18. MS-GSM
   
   
   
2. Registar support
   PSGw can run as standalone SIP endpoint. It also can register at SIP Registrar.
   
   
3. Proxy support
   PSGw can use SIP Proxy server to accept and place calls. Very often SIP Registrar works also as SIP Proxy.
   
   
4. Registrar and proxy authorization
   PSGw can use basic SIP authorization to make secure access to SIP Registrar and SIP Proxy server.
   
   
5. Map SIP destination to Skype users
   PSGw has powerful feature "Map SIP destination to Skype username" (also called "Arbitrary mapping"). This feature allows to "map" SIP destination username to Skype username.
   How it works: assumed that SIP endpoint calls PSGw (running at IP address 192.168.0.1) with SIP address "myskypeintheoffice@192.168.0.1". PSGw uses "myskypeintheoffice" as Skype destination and connects call to Skype user "myskypeintheoffice". Anything entered before "@" in SIP address will be regarded as Skype username.
   
   
6. Jitter buffer
   Jitter buffer is used to mimizime the influence of network conditions. It also helps to maintain the voice quality.
   
   
7. STUN server
   STUN server helps to bypass firewall or NAT (Network Address Translation).
   
   
8. SIP User-Agent
   This feature allows to change SIP User-Agent field.
   
   

5. Compatibility