Ubuntu16.04下Asterisk15.3.0配置报错：Chan_alsa.so文件缺失求助

Hey there, let's sort out that chan_alsa.so missing error you're facing. The ALSA channel driver connects Asterisk to your system's local audio hardware, and this issue usually pops up because either the required dependencies weren't installed before compiling Asterisk, or the module wasn't enabled during the build process. Here's how to fix it:

Option 1: Recompile Asterisk with ALSA Support #

Go with this if you need to use local audio devices (like a phone connected to your server's sound card) with Asterisk:

1. Install ALSA development dependencies first—these are mandatory for compiling the module:

   sudo apt-get update && sudo apt-get install libasound2-dev
   

2. Navigate back to your Asterisk 15.3.0 source directory (adjust the path if you installed it in a different location):

   cd /usr/src/asterisk-15.3.0
   

3. Reconfigure Asterisk to enable ALSA:

   ./configure --with-alsa
   

4. Use menuselect to confirm the module is enabled:
   Run make menuselect, then navigate to the Channel Drivers section. Look for chan_alsa—if it's not highlighted, press the spacebar to select it. Save your changes and exit the menu.

5. Recompile and reinstall Asterisk:

   make && sudo make install
   

6. Verify the module loads:
   Start Asterisk with asterisk -rvvv, then run this command in the Asterisk console:

   module show like chan_alsa
   

   You should see chan_alsa.so listed as loaded if everything worked correctly.

Option 2: Disable the ALSA Module (If You Don't Need It) #

If you're only using SIP endpoints (like your Linphone clients) and have no need for local audio support, you can tell Asterisk not to load the module at all to avoid the error:

1. Open your Asterisk modules.conf file (usually at /etc/asterisk/modules.conf) with a text editor:

   sudo nano /etc/asterisk/modules.conf
   

2. Add this line at the end of the file:

   noload => chan_alsa.so
   

3. Save the file and restart Asterisk:

   sudo systemctl restart asterisk
   

That should eliminate the missing chan_alsa.so error. Let me know if you hit any snags with either method!

内容的提问来源于stack exchange，提问作者user9315259