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7¡¢java -version£¬·¢ÏÖÊÇ RH×ÔµÄJDK(1.4.x....)
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#jdk1.6 env
JAVA_HOME=/usr/java/jdk1.6.0_20
PATH=$JAVA_HOME/bin:$PATH
CLASSPATH=.:$JAVA_HOME/lib/td.jar:$JAVA_HOME/lib/tools.jar
export JAVA_HOME
export PATH
export CLASSPATH
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# route add default gw 192.168.0.254
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