2n voiceblue next manual

The MOS Mean Opinion Score scale is used for rating voice transmission quality, where 1 means the worst and 5 the best quality. It is important to keep both a stable appropriate transmission rate during connection and a small and identical transmission time per data packet in order to maintain a high-quality voice transmission. During call set-up, a codec is selected automatically for voice transmission.

All the server components Proxy, Redirect, Location are mostly on one physical device called Proxy server, which is responsible for keeping a client database and connection establishing, maintaining and terminating, as well as call routing. The answers to the SIP messages are numerically coded as the case is with the http protocol.

Below are the most important ones:. Other Manuals. LCR table Incoming Calls from GSM t … 6. If the log-in has been successful, the LED goes out. If not, it shines red continuously. Using this item you can change the Username and Password that are required by VoiceBlue Lite for remote configuration via the Telnet protocol. These login parameters may not be changed completely for safety reasons if you are connected to the gateway using the Telnet protocol. Registering of users After entering of the license it is needed to create account for new user of XAPI server.

User prope … The purpose of the RTP is to transmit data from the source to the destination and ensure the real time data voice transmission. Codecs are used to save capacity of data channels, processing the voice signal using various algorithms with the aim to minimise the volume of user data. The degree of compression used by codecs influences … Example: If, from the viewpoint of the GSM provider, a call shorter than 60s is billed as a 60s call, set the Minimum call length at 60s.

If the GSM provider bills calls in seconds after the first 60s, set the Call length measurement accuracy at 1 s. Subscriber B does not answer the mobile phone call and is sent a text announcing that the call from subscriber A has been missed. In addition to rerouting calls in the event of absence, the Mobility Extension allows calls to be forwarded within a VoIP network, which brings the services of the SIP Proxy to a mobile telephone.

The description of this function is shown in Fig. In Fig. Subscriber A would like to be forwarded to subscriber C. If subscriber C does not want to talk to subscriber A, subscriber B terminates the call with C 9 in the default setting and returns to the call with A.

Subscriber B wants to forward the call without having to talk to subscriber C. Subscriber A then receives the ring tone. It helps you select call routes according to the called subscriber's number and the day time and weekdays. By adding bank holidays to the LCR table you achieve even higher call cost savings.

Furthermore, make sure that the SIM card of the provider consistent with the defined group has been inserted in the GSM gateway. Use the Assignment to GSM groups table to assign outgoing and incoming calls to groups. Whenever a call is to be set up, the LCR table is searched sequentially from top to bottom.