Coral SeaBeam Softphone User Guide (for Coral ... - Tadiran Telecom

Appendix A - Glossary (cont.)Outside Line AccessCodeThe digit or a series of digits which must be keyed in order to gain access to atrunk or trunk group.Port Provides access to a device, station or trunk from within the system.Proxy See “SIP account” below.PSTN Public Switch Telephone Network. The traditional land-line phone network.Recall-Automatic The call that you have transferred to another extension that is busy or that doesnot answer or that you have put on ‘hold’, which has returned to you after apredetermined time-out period.RTP Real-time Transport Protocol. A protocol for delivering the media portion of adata transmission over an IP network. “SRTP” (see below) is another mediaprotocol.Send After digits are dialed in a SIP phone, the digits must be sent to the server. Ifexpress dialing is defined for your phone, the digits are sent automatically.Otherwise you must click or press ENTER to send the digits.Signaling In a VoIP phone call, the information in a call that deals with establishing andcontroling the connection, and managing the network. The non-signaling portionof the call is the Media.SIP Session Initiation Protocol. The signaling protocol used by Coral SeaBeam forhandling phone calls.SIP account An account that provides the user with the ability to make VoIP phone calls. Theaccount encapsulates the rules and functions the user can access.Appendix A - Glossary A-4 Coral SeaBeam User Guide (Coral Sea Softswitch)