1. Ekiga
Ekiga is a full-featured SIP and H.323 compatible videoconferencing, VoIP and IP-Telephony application that allows you to make audio and video calls to remote users. It was formely known as GnomeMeeting 2.0
The major new feature of Ekiga is the support of the SIP protocol for VoIP.
1.1. Features
- Call Forwarding on busy, no answer, always (SIP and H.323)
- Call Transfer (SIP and H.323)
- Call Hold (SIP and H.323)
- DTMFs support (SIP and H.323)
- Basic Instant Messaging (SIP)
- Text Chat (SIP and H.323)
- Possibility to register to several registrars (SIP) and gatekeepers (H.323)
- Possibility to use an outbound proxy (SIP) or a gateway (H.323)
- Message Waiting Indications (SIP)
- Audio AND Video (SIP and H.323)
- STUN support (SIP and H.323)
- DTMFs support
- LDAP support
Among the new features, you can find:
- Improved audio quality using Wideband codecs (16 kHz)
- Echo Cancellation
- Easier NAT traversal
- Largely improved user interface
Improved Video4Linux2 support
And the ekiga.net SIP platform:
Provides SIP addresses to everyone, conference rooms, echo tests, and white pages. This platform is sponsored by OVH (http://www.ovh.com).
1.1.1. Previous features in GnomeMeeting
H.323 Features
- H.323v4 compliant
- H.245 Tunneling and Fast Start
- callto: and h323: URLs
- Gatekeeper (RAS) client support, with Broadcast and Multicast Discovery
- H.235 Annex D. support
- Gateway/proxy support
- H.450.1 Call Hold
- H.450.2 Call Transfer
- H.450.3 Call Forwarding
- Call Monitoring
- PC-To-Phone Calls
- Configurable Port Ranges
- H.245 Text Chat
- Outband DTMFs
- E.164, URL, or IP address dialing
- ENUM support
- Transparent NAT support, assisted NAT support (STUN, IP Translation)
- Audio and Video Call Mute
- IPv4 and IPv6
Codecs features
- Supports audio codecs plugins
- iLBC, GSM-06.10, MS-GSM, G.711-Alaw, G.711-uLaw, G.726 and Speex audio codecs
- G.723.1 audio codec (with Quicknet cards)
- H.261 QCIF and CIF video codec
- Dynamic Jitter Buffer
- Dynamic Threshold Algorithm for Silence Detection
- Automatic Video Bandwidth Limitation
- Video Transmission/Reception Control
General Features
- Integration with Evolution 2.00 so that contacts are shared between both software
- LDAP and ILS Directories Registration and Browsing
- Addressbook with Speed Dials and H.323/Callto URLs
- Advanced Calls History with Placed, Received and Unanswered Calls and ability to Call Back Users
- Dialpad
ZeroConf (Apple Rendez-Vous) support
- Advanced Personal Settings Management
- In call Instant-Apply support for Settings
- Auto Answer and Do Not Disturb modes
- GConf and External Configuration
- Possibility for administrators to block some settings to given default values
- Configurable Full-Screen Videoconferencing
- OSS and ALSA Compatible Soundcards Support through plugins
Video4Linux and Firewire Cameras Support through plugins
- Devices Auto-Detection
- Status Notion
- Configurable sound events
- Configuration Assistant
- Manual
- HIG Compliant GUI
- KDE and GNOME compatibility
- Translated in many languages
Quicknet features
- Quicknet xJack
- Normal Phone support
- Normal, Dial, and Busy Tones Generation
- Phone Dialpad support
- Incoming Call Ring support
- G.723.1 Audio Codec
- Echo Cancellation
- Full Management of Calls from the Phone
- Dialpad Shortcuts for Automatic Dialing, Call Hold and Call Transfert
- Addressbook Speed Dial selection with Dialpad