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

CentOS 7 and later:

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

To install Asterisk 11 (recommended) from source, along with supporting packages:

  • enswitch install asterisk-11
  • enswitch install hylafax

To install Asterisk 1.8.X (for use in existing clusters) from source, along with supporting packages:

  • enswitch install asterisk-18
  • enswitch install hylafax

To install Asterisk 1.6.2.X (for use in existing clusters) from source, along with supporting packages:

  • enswitch install asterisk-162
  • enswitch install hylafax