题目：第1111份考试试卷

m0_74150972: 你好，使用脚本安装服务报错 Error: Package: iptables-services-1.4.21-16.el7.x86_64 (centos) Requires: iptables = 1.4.21-16.el7 Installed: iptables-1.4.21-35.el7.x86_64 (@anaconda) iptables = 1.4.21-35.el7 Available: iptables-1.4.21-16.el7.x86_64 (centos) iptables = 1.4.21-16.el7 Installing: iptables-services-1.4.21-16.el7.x86_64 (cento iptables = 1.4.16.1 You could try using --skip-broken to work arqund the problem You could try running: rpm -va --nofiles --nddigest The installation source configuration errors 根据提示试了还是不行