![background image](http://html1.mh-extra.com/html/yeastar-technology/mypbx-u520/mypbx-u520_installation-manual_3263657135.webp)
MyPBX U5XX Administrator's Guide
www.yeastar.com
Page118
very good voice quality and consumes 64kbit/s in each direction (receiving and
transmitting) of a VoIP call.
GSM:
A wireless standard codec, used worldwide, that provides adequate voice
quality and consumes 13.3kbit/s in each direction (receiving and transmitting)
of a VoIP call. GSM/UMTS is supported by many VoIP phones.
SPEEX:
Speex is an Open Source/Free Software patent-free audio compression
format designed for speech. The Speex Project aims to lower the barrier of entry
for voice applications by providing a free alternative to expensive proprietary
speech codecs. Moreover, Speex is well-adapted to Internet applications and
provides useful features that are not present in most other codecs.
G.726:
A PSTN codec, used worldwide, that provides good voice quality and
consumes 32kbit/s in each direction (receiving and transmitting) of a VoIP call.
G.726 is supported by some VoIP phones.
ADPCM, G.729A, H261, H263, H263p, H264
.
Note:
If you would like to use G.729, please enter your license.
6.7.3 Blacklist
Blacklist is used to block an incoming/outgoing call. If the number of
incoming/outgoing call is registered in the number blacklist, the caller will hear
the following prompt: “The number you have dialed is not in service. Please
check the number and try again”.The system will then disconnect the call.
Figure 6-64 Blacklist List
We can add a number with the type: inbound, outbound or both
Figure 6-65 Add a Number as Blacklist
Note:
Add an extension in blacklist, such as 300:
Summary of Contents for MyPBX U520
Page 18: ...U5 series Administrator s Guide Version 14 18 0 22 Yeastar Technology Co Ltd ...
Page 150: ...MyPBX U5XX Administrator s Guide www yeastar comPage133 9 Logout Click to log out safely ...
Page 183: ...MyPBX U5XX Administrator s Guide www yeastar comPage166 FigureE 5 Step5 Finish ...
Page 185: ...MyPBX U5XX Administrator s Guide www yeastar comPage168 Figure F 2 Step3 Finish ...
Page 191: ...MyPBX U5XX Administrator s Guide www yeastar comPage174 Figure H 3 ...
Page 204: ...MyPBX U5XX Extension User s Guide Yeastar Technology Co Ltd www yeastar com 7 9 Figure 1 4 ...