Error upgrade asterisk version 1.8.8.0 by yum

I am using command ‘yum update asterisk18*’, and can`t download asterisk-core 1.8.8.0 version.

Error message:
http://yum.freepbxdistro.org/pbx/1.8.x.x/i386/RPMS/digium/asterisk/1.8/1.8.8.0-1/asterisk18-core-1.8.8.0-1_centos5.i386.rpm: [Errno -1] Package does not match intended download
Trying other mirror.

Error Downloading Packages:
asterisk18-core-1.8.8.0-1_centos5.i386: failure: RPMS/digium/asterisk/1.8/1.8.8.0-1/asterisk18-core-1.8.8.0-1_centos5.i386.rpm from pbx: [Errno 256] No more mirrors to try.

You need to provide more information. How was the system originally installed?

In other words did you install yourself or use a distribution? If so which one?

My system is freepbx distro version 1.8.2.0-1

Check out this link. It has the scripts to run that will correctly upgrade your system.

http://www.freepbx.org/forum/freepbx-distro/distro-discussion-help/release-versions