Akeni Enterprise Instant Messaging LDAP 

Akeni Enterprise Instant Messaging IM is an enterprise messaging system that offers strong encryption, along with Active Directory / LDAP integration. Features includes IM chat, conference, file transfer, notification, alerts, optional web client.
web client module enterprise instant messenger business instant messaging instant messaging corporate web chat conference notification email server network akeni

Iban 

- Want to know who is or owns an ip address or domain? - Search worldwide for interesting domains. - Hear when a line breaks down/is up. - Know why you can not reach a domain. - Solve internet problems from your desk. - New: Reports printable
internet analyzing whois ip domain http dns sntp smtp icmp querytime lookup ping tracert

Xeleven 

Xeleven ? phone with capability of initiating and accepting calls over Internet, and also with connection to ordinary traditional telephone network through VoIP-operators gateways using SIP protocol.
sip x11 xeleven p2p voip voice im instant message internet broadband headset phone mobile

GCN 

GCN is the ultimate communication tool - it's free, with high quality video, voice, chat, games, media player, built in browser, message boards, integration with other messaging services, whiteboard, language translator, file transfer and much more!
gcn global communications network free communications video voice encryption browser games media player whiteboard jabber message boards

WinPopup ActiveX 

WinPopup ActiveX solves the problem of exchange data between your applications on the local area network (or in local computer) without any server. Simple to use, it also manages the Windows XP firewall.
winpop winpopup message activex component ipc interprocess network communication messaging

Web Voice Mail 

Web voice mail allows to send voice messages from web sites to any existing e-mail client software, even to free web based e-mail like Hotmail and Yahoo. The recipient receives the usual e-mail message with link to Mp3 audio file.
mp3 web voice recording applet voice streaming audio streaming voice compression audio capture voice mail voice chat