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If you have the sjphone g729 codec on your system, we hope this blog post can help you fix the problem. 729 is definitely a free audio recommendation compression algorithm based on a narrowband vocoder with a frame rate of 10 milliseconds. Technically, this 8 kbps speech coding using Linear Predictive Speech Coding (CS-ACELP) was introduced in 1996.
NOTE. If you are using an Internet connection with upload / download speeds below 80 kbps; This free version of SJphone will work well, if at all, as it does not include the G.729 codec. We do not recommend using this free version of SJphone or dial-up cable.
Below is information on where to download SJphone and how to set it up.
STEP 1 | Download SJphone from here , install it. | ||||||
Installation STEP 2 | As soon as SJphone should open and you will be prompted to complete the current audio assistant setup for your speakers and microphone only, c Follow the instructions. | ||||||
STEP 3 | After the audio assistant is perfectly tuned, press the program button shown below with a red circle.
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Step 4 | Enter your name, email address and location, then simply enter the Profiles tab as described below.
Which codec is best for VoIP?You can use the G.711 codec for almost any type of VoIP application, as there is currently no license fee. There is usually no digital compression either, so it is considered the best V codecoIP for interfacing with the commercial telephone network (PSTN).
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STEP 5 | Just click the “Create …” button on the profile tab. Approved: FortectFortect is the world's most popular and effective PC repair tool. It is trusted by millions of people to keep their systems running fast, smooth, and error-free. With its simple user interface and powerful scanning engine, Fortect quickly finds and fixes a broad range of Windows problems - from system instability and security issues to memory management and performance bottlenecks.
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STEP 6 | In the Create New Profile window, enter Callcentric for the profile name and make sure Calls Through SIP Proxy is less than the profile type, then click OK.
Can you use sjphone on PC?SJ Labs SJphone can be used in the future to send and receive messages or calls from your computer. SJphone is currently available for Mac OS X, Windows 2000 / XP, Linux and Pocket PC 2003. The free version of SJphone does not include all the G.729 codecs that can handle low bandwidth calls using a modem.
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STEP 7 | You will now be taken to a screen similar to the one shown below, click on it, if possible, in the “Initialize” tab.
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STEP 8 | On the Initialize tab, make sure our own checkboxes are checked as shown below and click the Proxy SerSIP ver “.
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STEP 9 | Enter the SIP proxy settings exactly as shown below, then click OK.
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Step 10 | Now you really need to create a graph like this. Fill in the fields as follows, then click OK.
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STEP 11 | You will now be in the Profiles window as confirmed below, click alt = “” src = “https://www.callcentric.com/img/sjphone_10.gif”> | ||||||
STEP 12 | In the window, you will see a large “SIP: Registered As” icon, which indicates that your company is registered with Callcentric. If you are not running “SIP: Registered As”, please make sure your Internet connection to your computer is working and re-check all of the above considerations.
Click on the options that the button has shown with a red circle so that it appears below. Which codec is better G711 and G729?Fancy codecs offer different levels of information compression. The G711 provides high quality uncompressed voice but uses a lot of bandwidth. The G729 is so compressed that experts say it uses less bandwidth for some audio quality at all costs. In fact, for most calls, this is even more than great.
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STEP 14 | After starting the audio on the tab, click the “Compression Settings …” button
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Recommended STEP 15 | we set n Codec settings in the compression settings window, as shown in the image in the following paragraphs, then click the “OK” button. More information on configuration and codec can be found in the Codec FAQ here .
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STEP 16 | Now click the “More Settings …” button in the options window:
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STEP 17 | We recommend that you adjust the advanced sound settings as shown in the image in the following paragraphs. When you’re done, click this OK button:
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STEP 19 | That’s it! Now you can help make a call.
You can call 17771234567 or, if you signed up for one of Callcentric’s interest plans, you canyou can call a traditional landline or mobile phone by dialing: |
What is SJphone?
The SJphone will be a softphone that will allow a person to talk over the Internet from any desktop computer, laptop, PDA, stand-alone IP phone, and even any traditional home or mobile phone. It supports all SIP and H.