My version:
Kernel
Linux(x86_64)-2.6.18-407.el5.centos.plus
Elastix
elastix-2.5.0-1
elastix-a2billing-2.1.0-1.gita40e37fefef7ab85999d04298b6e582b41930e7e
elastix-a2billing-callback_daemon-2.1.0-1.gita40e37fefef7ab85999d04298b6e582b41930e7e
elastix-addons-2.5.0-3
elastix-agenda-2.5.0-3
elastix-asterisk-sounds-1.2.3-1
elastix-email_admin-2.5.0-3
elastix-endpointconfig2-2.5.0-4
elastix-extras-2.5.0-1
elastix-fax-2.5.0-2
elastix-firstboot-2.5.0-2
elastix-framework-2.5.0-10
elastix-im-2.5.0-1
elastix-my_extension-2.5.0-1
elastix-pbx-2.5.0-5
elastix-portknock-0.0.1-0
elastix-reports-2.5.0-4
elastix-security-2.5.0-2
elastix-system-2.5.0-2
RoundCubeMail
RoundCubeMail-0.3.1-12
Mail
postfix-2.3.3-7.0.1.el5.centos
cyrus-imapd-2.3.7-16.el5_11
IM
openfire-3.7.1-2
FreePBX
freePBX-2.11.0-21
Asterisk
asterisk-11.17.1-1
asterisk-perl-1.03-0
asterisk-addons-11.17.1-1
FAX
hylafax-4.3.11-1rhel5
iaxmodem-1.2.0-2
DRIVERS
dahdi-2.10.0.1-3
rhino-0.99.6-4.b4
wanpipe-util-7.0.12-3
I wonder if I have to reinstall everything?