[root@voz ~]# yum install asterisk16-addons-mysql
Loaded plugins: allowdowngrade, fastestmirror, kmod
Loading mirror speeds from cached hostfile
 * base: centos.mirror.xtratelecom.es
 * extras: centos.mirror.xtratelecom.es
 * rpmforge: ftp-stud.fht-esslingen.de
 * updates: centos.mirror.xtratelecom.es
Setting up Install Process
Package asterisk16-addons-mysql is obsoleted by asterisk-addons-mysql, trying to install asterisk-addons-mysql-1.6.2.3-2_centos5.i386 instead
Resolving Dependencies
--> Running transaction check
---> Package asterisk-addons-mysql.i386 0:1.6.2.3-2_centos5 set to be updated
--> Processing Dependency: asterisk-addons-core = 1.6.2.3-2_centos5 for package: asterisk-addons-mysql
--> Running transaction check
---> Package asterisk-addons-core.i386 0:1.6.2.3-2_centos5 set to be updated
--> Processing Conflict: asterisk16-codec_g729a conflicts asterisk-gplonly
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package asterisk-codec_g729a.i386 2:1.6.2.0_3.1.5-2_centos5 set to be updated
--> Processing Conflict: asterisk16-skypeforasterisk conflicts asterisk-gplonly
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package asterisk-skypeforasterisk.i386 0:1.6.2.0_1.1.4-2_centos5 set to be updated
--> Processing Conflict: asterisk-skypeforasterisk conflicts asterisk-gplonly
--> Processing Conflict: asterisk-codec_g729a conflicts asterisk-gplonly
--> Finished Dependency Resolution
asterisk-skypeforasterisk-1.6.2.0_1.1.4-2_centos5.i386 from digium-1.6.2 has depsolving problems
  --> asterisk-skypeforasterisk conflicts with asterisk-addons-core
2:asterisk-codec_g729a-1.6.2.0_3.1.5-2_centos5.i386 from digium-1.6.2 has depsolving problems
  --> asterisk-codec_g729a conflicts with asterisk-addons-core
Error: asterisk-codec_g729a conflicts with asterisk-addons-core
Error: asterisk-skypeforasterisk conflicts with asterisk-addons-core
 You could try using --skip-broken to work around the problem
 You could try running: package-cleanup --problems
                        package-cleanup --dupes
                        rpm -Va --nofiles --nodigest
The program package-cleanup is found in the yum-utils package.