If you upgraded the kernel, first reboot. This is to ensure that the kernel running matches the kernel source installed.

CentOS:

  • groupadd -r uucp
  • useradd -r -g uucp -d /var/spool/uucp -m uucp

All distributions:

To install Asterisk 16 (recommended) from source, along with supporting packages:

  • enswitch install asterisk-16

To install Asterisk 13 from source, along with supporting packages:

  • enswitch install asterisk-13