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aufgabe 3

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0qln
2025-11-12 22:31:09 +01:00
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praktikum-5/aufgabe1/InternetAdresse.java Normal file
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// DK, 18.11.2022
import java.net.UnknownHostException;
import java.net.InetAddress;
public class InternetAdresse {
public static void main( String args[] ) {
try {
InetAddress iaddr1 = InetAddress.getByName("www.fh-dortmund.de");
InetAddress iaddr2 = InetAddress.getLocalHost();
InetAddress iaddr3 = InetAddress.getByName("localhost");
System.out.println(iaddr1.getHostName() + ": " + iaddr1.getHostAddress());
System.out.println(iaddr2.getHostName() + ": " + iaddr2.getHostAddress());
System.out.println(iaddr3.getHostName() + ": " + iaddr3.getHostAddress());
System.out.println();
byte[] ip = iaddr3.getAddress();
for(int i = 0; i < ip.length; i++) {
System.out.println(i + ": " + ip[i]);
}
System.out.println();
InetAddress[] iaddr4 = InetAddress.getAllByName("www.adeso.de");
for (int i = 0; i < iaddr4.length; i++) {
System.out.println(i + ": " + iaddr4[i].getHostName() + ": " + iaddr4[i].getHostAddress());
}
}
catch (UnknownHostException e) {
System.out.println( "Host nicht bekannt" );
}
}
}