Hola me podrian ayudar estoy intentando actualizar mi centos 5.5 con yum update y no me actualiza antes si me dejaba ahora no como lo soluciono este es el mensaje que e sale al mandar yum update

yum update
Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile
* addons: mirrors.ucr.ac.cr
* base: mirrors.ucr.ac.cr
* epel: archive.linux.duke.edu
* extras: mirror.linux.duke.edu
* rpmforge: ftp-stud.fht-esslingen.de
* updates: mirror.cogentco.com
Excluding Packages from Base RPM Repository for Elastix
Finished
Excluding Packages from Updates RPM Repository for Elastix
Finished
Setting up Update Process
Resolving Dependencies
There are unfinished transactions remaining. You might consider running yum-complete-transaction first to finish them.
--> Running transaction check
---> Package NetworkManager.i386 1:0.7.0-10.el5_5.2 set to be updated
---> Package NetworkManager-glib.i386 1:0.7.0-10.el5_5.2 set to be updated
---> Package NetworkManager-gnome.i386 1:0.7.0-10.el5_5.2 set to be updated
---> Package apr-util.i386 0:1.2.7-11.el5_5.2 set to be updated
---> Package apr-util-devel.i386 0:1.2.7-11.el5_5.2 set to be updated
---> Package autoconf.noarch 0:2.63-1 set to be updated
---> Package autofs.i386 1:5.0.1-0.rc2.143.el5_5.6 set to be updated
---> Package bind.i386 30:9.3.6-4.P1.el5_5.3 set to be updated
---> Package bind-chroot.i386 30:9.3.6-4.P1.el5_5.3 set to be updated
---> Package bind-libs.i386 30:9.3.6-4.P1.el5_5.3 set to be updated
---> Package bind-utils.i386 30:9.3.6-4.P1.el5_5.3 set to be updated
---> Package clamav.i386 0:0.96.5-1.el5.rf set to be updated
---> Package clamav-db.i386 0:0.96.5-1.el5.rf set to be updated
---> Package clamd.i386 0:0.96.5-1.el5.rf set to be updated
---> Package e2fsprogs.i386 0:1.39-23.el5_5.1 set to be updated
---> Package e2fsprogs-devel.i386 0:1.39-23.el5_5.1 set to be updated
---> Package e2fsprogs-libs.i386 0:1.39-23.el5_5.1 set to be updated
---> Package exim.i386 0:4.63-5.el5_5.2 set to be updated
---> Package firefox.i386 0:3.6.13-2.el5.centos set to be updated
---> Package flash-plugin.i386 0:10.1.102.65-0.1.el5.rf set to be updated
---> Package freetype.i386 0:2.2.1-28.el5_5.1 set to be updated
---> Package fribidi.i386 0:0.19.2-2.el5 set to be updated
---> Package gnome-screensaver.i386 0:2.16.1-8.el5_5.2 set to be updated
---> Package gtk2.i386 0:2.10.4-21.el5_5.6 set to be updated
---> Package h323plus.i386 0:1.20.5-0.99.cvs20090515.2 set to be updated
---> Package iftop.i386 0:0.17-12.el5 set to be updated
---> Package initscripts.i386 0:8.45.30-3.el5.centos set to be updated
---> Package kernel.i686 0:2.6.18-194.32.1.el5 set to be installed
---> Package kernel-devel.i686 0:2.6.18-194.32.1.el5 set to be installed
---> Package kernel-headers.i386 0:2.6.18-194.32.1.el5 set to be updated
---> Package krb5-devel.i386 0:1.6.1-36.el5_5.6 set to be updated
---> Package krb5-libs.i386 0:1.6.1-36.el5_5.6 set to be updated
---> Package krb5-workstation.i386 0:1.6.1-36.el5_5.6 set to be updated
---> Package logrotate.i386 0:3.7.4-9.el5_5.2 set to be updated
---> Package m4.i386 0:1.4.11-1 set to be updated
---> Package mod_authz_ldap.i386 0:0.26-9.el5_5.1 set to be updated
--> Processing Dependency: libopal_linux_x86_r.so.2.2 for package: ekiga
--> Processing Dependency: opal >= 2.2.2 for package: ekiga
---> Package openldap.i386 0:2.3.43-12.el5_5.3 set to be updated
---> Package openldap-devel.i386 0:2.3.43-12.el5_5.3 set to be updated
---> Package openssl.i686 0:0.9.8e-12.el5_5.7 set to be updated
---> Package openssl-devel.i386 0:0.9.8e-12.el5_5.7 set to be updated
---> Package perl-Mail-DKIM.noarch 0:0.39-1.el5.rf set to be updated
---> Package perl-NetAddr-IP.i386 0:4.037-1.el5.rf set to be updated
---> Package perl-Pod-Simple.noarch 0:3.15-1.el5.rf set to be updated
---> Package php.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-cli.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-common.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-devel.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-ldap.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-mbstring.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-mysql.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-odbc.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-pdo.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package php-pgsql.i386 0:5.1.6-27.el5_5.3 set to be updated
---> Package ptlib.i386 0:2.4.2-2 set to be updated
--> Processing Dependency: libpt_linux_x86_r.so.1.10.1 for package: ekiga
--> Processing Dependency: pwlib >= 1.10.1 for package: ekiga
---> Package python.i386 0:2.4.3-27.el5_5.3 set to be updated
---> Package rpmforge-release.i386 0:0.5.2-2.el5.rf set to be updated
---> Package selinux-policy.noarch 0:2.4.6-279.el5_5.2 set to be updated
---> Package selinux-policy-targeted.noarch 0:2.4.6-279.el5_5.2 set to be updated
---> Package sox.i386 0:12.18.1-1.el5_5.1 set to be updated
---> Package speex.i386 0:1.2rc1-1 set to be updated
---> Package xorg-x11-server-Xnest.i386 0:1.1.1-48.76.el5_5.2 set to be updated
---> Package xorg-x11-server-Xorg.i386 0:1.1.1-48.76.el5_5.2 set to be updated
---> Package xulrunner.i386 0:1.9.2.13-3.el5 set to be updated
--> Finished Dependency Resolution
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: opal >= 2.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: pwlib >= 1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: libpt_linux_x86_r.so.1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: libopal_linux_x86_r.so.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
--> Running transaction check
---> Package kernel.i686 0:2.6.18-194.11.4.el5 set to be erased
--> Processing Dependency: libopal_linux_x86_r.so.2.2 for package: ekiga
--> Processing Dependency: opal >= 2.2.2 for package: ekiga
--> Processing Dependency: libpt_linux_x86_r.so.1.10.1 for package: ekiga
--> Processing Dependency: pwlib >= 1.10.1 for package: ekiga
--> Finished Dependency Resolution
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: opal >= 2.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: pwlib >= 1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: libpt_linux_x86_r.so.1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
ekiga-2.0.2-7.0.2.i386 from installed has depsolving problems
--> Missing Dependency: libopal_linux_x86_r.so.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
Error: Missing Dependency: libpt_linux_x86_r.so.1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
Error: Missing Dependency: opal >= 2.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
Error: Missing Dependency: libopal_linux_x86_r.so.2.2 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
Error: Missing Dependency: pwlib >= 1.10.1 is needed by package ekiga-2.0.2-7.0.2.i386 (installed)
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


eso es lo que sale me ayudan porfavor

luego ejecuto lo que dice aca

You could try running: package-cleanup --problems
package-cleanup --dupes
rpm -Va --nofiles --nodigest


yme sale esto


[root@www ~]# package-cleanup --problems
Setting up yum
Reading local RPM database
Processing all local requires
No problems found
[root@www ~]# package-cleanup --dupes
Setting up yum
[root@www ~]# rpm -Va --nofiles --nodigest


luego vuelvo a ejecutar yum update y vuelve a salir lo mismo del prinsipio por que sera ??
como lo corrijo gracias