--> Processing Dependency: mvn(Javax.mail:mail) for package: log4j-1.2.17-15.el7.noarch
---> Package openldap-devel.x86_64 0:2.4.40-13.el7 will be installed
--> Processing Dependency: cyrus-sasl-devel(x86-64) for package: openldap-devel-2.4.40-13.el7.x86_64
--> Running transaction check
---> Package Django14.noarch 0:1.4.20-1.el6 will be installed
--> Processing Dependency: python(abi) = 2.6 for package: Django14-1.4.20-1.el6.noarch
--> Processing Dependency: python-simplejson for package: Django14-1.4.20-1.el6.noarch
---> Package cobbler.noarch 0:2.6.3-1.el6 will be installed
--> Processing Dependency: python-simplejson for package: cobbler-2.6.3-1.el6.noarch
--> Processing Dependency: python-cheetah for package: cobbler-2.6.3-1.el6.noarch
---> Package cyrus-sasl-devel.x86_64 0:2.1.26-20.el7_2 will be installed
---> Package geronimo-jms.noarch 0:1.1.1-19.el7 will be installed
---> Package javamail.noarch 0:1.4.6-8.el7 will be installed
---> Package tomcat-servlet-3.0-api.noarch 0:7.0.69-10.el7 will be installed
---> Package xalan-j2.noarch 0:2.7.1-23.el7 will be installed
--> Processing Dependency: xerces-j2 for package: xalan-j2-2.7.1-23.el7.noarch
--> Processing Dependency: osgi(org.apache.xerces) for package: xalan-j2-2.7.1-23.el7.noarch
--> Running transaction check
---> Package Django14.noarch 0:1.4.20-1.el6 will be installed
--> Processing Dependency: python(abi) = 2.6 for package: Django14-1.4.20-1.el6.noarch
--> Processing Dependency: python-simplejson for package: Django14-1.4.20-1.el6.noarch
---> Package cobbler.noarch 0:2.6.3-1.el6 will be installed
--> Processing Dependency: python-simplejson for package: cobbler-2.6.3-1.el6.noarch
--> Processing Dependency: python-cheetah for package: cobbler-2.6.3-1.el6.noarch
---> Package xerces-j2.noarch 0:2.11.0-17.el7_0 will be installed
--> Processing Dependency: xml-commons-resolver >= 1.2 for package: xerces-j2-2.11.0-17.el7_0.noarch
--> Processing Dependency: xml-commons-apis >= 1.4.01 for package: xerces-j2-2.11.0-17.el7_0.noarch
--> Processing Dependency: osgi(org.apache.xml.resolver) for package: xerces-j2-2.11.0-17.el7_0.noarch
--> Processing Dependency: osgi(javax.xml) for package: xerces-j2-2.11.0-17.el7_0.noarch
--> Running transaction check
---> Package Django14.noarch 0:1.4.20-1.el6 will be installed
--> Processing Dependency: python(abi) = 2.6 for package: Django14-1.4.20-1.el6.noarch
--> Processing Dependency: python-simplejson for package: Django14-1.4.20-1.el6.noarch
---> Package cobbler.noarch 0:2.6.3-1.el6 will be installed
--> Processing Dependency: python-simplejson for package: cobbler-2.6.3-1.el6.noarch
--> Processing Dependency: python-cheetah for package: cobbler-2.6.3-1.el6.noarch
---> Package xml-commons-apis.noarch 0:1.4.01-16.el7 will be installed
---> Package xml-commons-resolver.noarch 0:1.2-15.el7 will be installed
--> Finished Dependency Resolution
Error: Package: Django14-1.4.20-1.el6.noarch (cobbler)
Requires: python-simplejson
Error: Package: cobbler-2.6.3-1.el6.noarch (cobbler)
Requires: python-simplejson
Error: Package: Django14-1.4.20-1.el6.noarch (cobbler)
Requires: python(abi) = 2.6
Installed: python-2.7.5-48.el7.x86_64 (@anaconda)
python(abi) = 2.7
python(abi) = 2.7
Error: Package: cobbler-2.6.3-1.el6.noarch (cobbler)
Requires: python-cheetah
You could try using --skip-broken to work around the problem
** Found 3 pre-existing rpmdb problem(s), 'yum check' output follows:
ipa-client-4.4.0-12.el7.centos.x86_64 has installed conflicts freeipa-client: ipa-client-4.4.0-12.el7.centos.x86_64
ipa-client-common-4.4.0-12.el7.centos.noarch has installed conflicts freeipa-client-common: ipa-client-common-4.4.0-12.el7.centos.noarch
ipa-common-4.4.0-12.el7.centos.noarch has installed conflicts freeipa-common: ipa-common-4.4.0-12.el7.centos.noarch
报错解决：提示--skip-broken ，检查发现自己yum源不全yum无法安装上面三个依赖包。补全yum源解决
安装完成，启动软件