今天在虚拟机中新装了个redhat5.5版的,装好jdk和tomcat,但是在运行tomcat的时候却报了:
下面贴出linux下关闭防火墙的命令:
1) 重启后生效
开启: chkconfig iptables on
关闭: chkconfig iptables off <br>2) 即时生效,重启后失效 <br>开启: service iptables start <br>关闭: service iptables stop
severe: protocol handler pause failedjava.net.socketexception: network is unreachable at java.net.plainsocketimpl.socketconnect(native method) at java.net.plainsocketimpl.doconnect(plainsocketimpl.java:333) at java.net.plainsocketimpl.connecttoaddress(plainsocketimpl.java:195) at java.net.plainsocketimpl.connect(plainsocketimpl.java:182) at java.net.sockssocketimpl.connect(sockssocketimpl.java:366) at java.net.socket.connect(socket.java:529) at java.net.socket.connect(socket.java:478) at java.net.socket.<init>(socket.java:375) at java.net.socket.<init>(socket.java:218) at org.apache.jk.common.channelsocket.unlocksocket(channelsocket.java:486) at org.apache.jk.common.channelsocket.pause(channelsocket.java:283) at org.apache.jk.server.jkmain.pause(jkmain.java:681) at org.apache.jk.server.jkcoyotehandler.pause(jkcoyotehandler.java:153) at org.apache.catalina.connector.connector.pause(connector.java:1073) at org.apache.catalina.core.standardservice.stop(standardservice.java:563) at org.apache.catalina.core.standardserver.stop(standardserver.java:744) at org.apache.catalina.startup.catalina.stop(catalina.java:628) at org.apache.catalina.startup.catalina$catalinashutdownhook.run(catalina.java:671)sep 18, 2011 2:37:56 am org.apache.catalina.core.standardservice stop 由于是linux新手,开始没有查出是什么原因,以为是tomcat没有配置好;但是看到<span style="color: #ff0000;">java.net.socketexception: network is unreachable</span>才知道原来是防火墙没有关,随后关掉防火墙之后,在windows下通过[url=http://192.168.56.128:8080/]http://192.168.56.128:8080/[/url]访问linux中的tomcat正常。下面贴出linux下关闭防火墙的命令:
1) 重启后生效
开启: chkconfig iptables on
关闭: chkconfig iptables off <br>2) 即时生效,重启后失效 <br>开启: service iptables start <br>关闭: service iptables stop
解决Tomcat防火墙阻塞问题
本文介绍了一次在RedHat 5.5中安装并配置Tomcat遇到的问题及解决过程。当尝试运行Tomcat时,遇到了“Network is unreachable”的错误提示。经过排查发现,该问题是由于Linux系统的防火墙阻止了网络连接。文中提供了关闭Linux防火墙的方法,并验证了解决方案的有效性。
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