http://www.xing.com/net/voip_group/ Latest articles in XING group "VoIP Group in coop with www.032net.de eChannel due to issues on IP-phony, Sip and VoIP open Source Asterisk (e.g.)" en-en Copyright XING AG 04 Jun 2009 15:30:08 GMT 04 Jun 2009 15:30:08 GMT en-support@xing.com en-support@xing.com epublica http://www.xing.com/img/xing/xing_logo_small.gif http://www.xing.com/net/voip_group/ 90 45 http://www.xing.com/app/forum?op=showarticles&id=21712200&articleid=21712200#21712200 New certification training and technology partnerships are developing around one of the most popular and valuable training programs available. Cisco VoIP training stays current in today's market making Cisco certification a valuable qualification to have. An education in information technology is essential to stay current in today's technological world. Cisco VoIP training is always evolving with technologies so that certification and re-certification holds value in the marketplace and in ... Peter Buswell <en-support@xing.com> http://www.xing.com/app/forum?op=showarticles&id=21712200&articleid=21712200#21712200 Thu, 04 Jun 2009 15:27:53 GMT http://www.xing.com/app/forum?op=showarticles&id=21712155&articleid=21712155#21712155 Session Initiation Protocol is an application layer control simple signaling protocol for VoIP implementations that use the redirect mode. SIP provides the necessary protocol mechanisms so that the end user systems and proxy servers can provide different services. Some of the SIP VoIP services include: 1) Call forwarding in several scenarios. 2) Calling number identification. 3) Personal mobility. 4) Calling authentication. 5) Invitations to multicast invitations. 6) Basic Automatic Call ... Peter Buswell <en-support@xing.com> http://www.xing.com/app/forum?op=showarticles&id=21712155&articleid=21712155#21712155 Thu, 04 Jun 2009 15:26:25 GMT