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Java Network Q&A » Development » Address 

1. Java postal address parser    stackoverflow.com

Somewhat related to this question, but in the absence of any answer about QuickBooks specifically, does anyone knows of an address parser for Java. Something that can take unstructured address ...

2. Java cannot resolve DNS address from AIX: UnknownHostException    stackoverflow.com

I'm having this strange error. On AIX, if I can reach my server from the command line ( using ping / telnet ) But If I try using java I've got UnkownHostException This ...

3. Is it possible to access the Mac Address book API from pure Java?    stackoverflow.com

Just wondering if it is possible to access the Mac OS X Address Book API's from pure Java 6 code? I want to keep this completely platform independent as my program ...

4. How do I get the hosts mac address using Java 5?    stackoverflow.com

I know you can do this with Java 6 using java.net.NetworkInterface->getHardwareAddress(). But the environment I am deploying on is restricted to Java 5. Does anyone know how to do this in Java ...

5. How to convert an address from IPv4 to IPv6    stackoverflow.com

Is this possible? How can you convert an ipv4 to an ipv6 address? a few example from here:

0.0.0.0   -> ::
127.0.0.1 -> ::1
I'm searching a solution in Java. Thanks,

6. What's MAC address ? What is a unique ID for a PC?    stackoverflow.com

I have a PC with dual cores, it has two MAC addresses : 00-1D.... & 00-21..... Are these IDs for the two cores ? If I want to get hold of a unique ...

7. How to find the MAC address of a 'shutdown' system on local lan (is it possible?)    stackoverflow.com

Can anyone please tell the way to find out the mac address of a system which is:

  1. Shutdown
  2. Power plugged in
  3. Connected to Lan
  4. Nic card ON.
Kindly post the solution as i urgently need it ...

8. How can I convert IPV6 address to IPV4 address?    stackoverflow.com

I have application that uses IPV4 addresses (it stores them as long), so it only understands IPV4 addresses. Is it possible to convert IPV6 address to IPV4 with Java?

9. Formatting MAC address byte array to String    stackoverflow.com

I am using this code to find the MAC address of a machine. This code prints directly the MAC address, but I want to return it as a string. I am ...

10. How do I get the IPv4 subnetmask on interface with both v4 and v6 address?    stackoverflow.com

I have an InterfaceAddress that returns an ipv4 address (4 octets). However the network prefix length seems to be for the ipv6 address associated with the interface (it's returning as 128). ...

11. how can I fetch the mac address of a device connected to my pc via the USB port and use it in my java program?    stackoverflow.com

if i have to detect the macc address of my mobile which i have connected to my pc using the USB port. how can i do this and also i need ...

12. Java Library for converting a long IPv6 adress into its compressed form    stackoverflow.com

i would like to know, whether there is a library which I can use to convert a represenation of a long IPv6 adress (such as 2002:9876:57AB:0000:0000:0000:0000:0001) into the compressed IPv6 form ...

13. Scan WiFi MAC addresses of mobile phones from java application    stackoverflow.com

My application (not mobile application) needs to scan WiFi MAC addresses of mobile phones that are in my range. For now I can only test it with my laptop. So I would ...

14. Java: How to scan WiFi addresses of mobile phones that are in range with my laptop?    stackoverflow.com

Possible Duplicate:
Scan WiFi MAC addresses of mobile phones from java application
My application (not mobile application) needs to scan WiFi MAC addresses of mobile phones ...

15. Getting MAC address on a web page using a Java applet    stackoverflow.com

I want to create an application where a web server can get the MAC Address of the clients logging in. The only possible way I could think of was to create ...

16. How to make UrlRewrite to change my address?    stackoverflow.com

Need to get rid of jsessionid from my url. After some research on the internet a found out that UrlRewrite can do that. So I created a rule for it. Here is ...

17. how to convert ipv6 address into integer in Java programming language    stackoverflow.com

how to convert ipv6 address into integer in Java programming language

18. Java MAC Address Authorization    stackoverflow.com

Basically I want java to retrieve the mac address and open a URL with the Mac Address encoded. The URL would utilize PHP to check if the MAC address is in ...

19. Regular expression to validate InetSocketAddresses (ipv4/v6 + port addresses)    stackoverflow.com

I am looking for tested regular expressions for both ipv4 and ipv6 InetSocketAddress (i.e., ip address + port number). I am not interested in validating hostnames. It can be two ...

20. Long mac address back to byte array    stackoverflow.com

I have a method that takes a mac address from a string and converts it to a byte array. Then I have another method take that byte array and convert it ...

21. Represent short form of IPV6 Address    stackoverflow.com

I have an IPv6 address string: 2001:1:0:0:10:0:10:10 I want to represent it as a short form of IPV6 string: 2001:1::10:0:10:10 Does any one know the java methods to do this? It's very urgent! Immediate ...

22. IPV6 address into compressed form in Java    stackoverflow.com

I have used Inet6Address.getByName("2001:db8:0:0:0:0:2:1").toString() method to compress IPv6 address, and the output is 2001:db8:0:0:0:0:2:1 ,but i need 2001:db8::2:1 . , Basically the compression output should based on RFC 5952 ...

23. Java for-loop generating MAC addresses    stackoverflow.com

Trying to make a loop of MAC address values with:

String macAddr = "AA:BB:CC:DD:";
char[] chars = {'A', 'B', 'C', 'D', 'E', 'F'};
String[] strings = {"0", "0", "0", "0"};

for (int i=0; i<strings.length; i++)
{
 ...

24. Check valid Ipv4 Address in Java    stackoverflow.com

I am using import sun.net.util.IPAddressUtil package to check whether the string contains a valid IPV4 and IPV6 address or not.. Code Snippet is:-

String ipv4addr="200";

        if(IPAddressUtil.isIPv4LiteralAddress(ipv4addr))
 ...

25. Get the correct non-virtual MAC address in java    stackoverflow.com

I am programming a virtual router. And my first task is to build an Ethernet Frame. I am currently trying to get the MAC source address. I have code that gets ...

26. Get list of MAC addresses connected to DHCP WLAN router modem in Java    stackoverflow.com

I would like to get a list of the MAC addresses currently connected to a standard "home type" DHCP WLAN modem/router in Java. Any suggestions on how to this?

27. JDK1.4.2 doesn't return IPV6 address using getHostAddress    stackoverflow.com

JDK 1.5 above returns the IPV6 addresses fine. But JDK1.4.2 returns only IPV4 addresses. The OS are Windows XP and Windows 7. Anyone manages to get the IPV6 addresses on JDK ...

28. Get MAC address of remote PC?    stackoverflow.com

I need to get the MAC address from a PC. The code I've written so far is here (this is only a small part of the code).

public byte[] getMac(L2PcInstance player)
{
  ...

29. Java getHostAddress() Returning VirtualBox IPv4 Address    stackoverflow.com

I am using Java to build a simple method within a class that will grab the LAN IPv4 address of the user's machine. For the most part this works well, with ...

30. MAC address of Hardware device(RFID) reader to finf unique identity Java code    stackoverflow.com

“ How can I get the MAC address of a Datagram sender at the receiver’s end ? I have a UDP session established between two nodes and at the receiver side, I ...

31. Retrieving MAC Address    coderanch.com

I had to do this last year. I don't know if there is a direct way to do it, but I didn't find one then. In the end, I did a runtime exec to the network progs, and parse for the mac address. In linux, run "ifconfig", and parse for the "HWaddr" field. In Windows, run "ipconfig", and parse for the ...

32. Reading MAC address    coderanch.com

You can run an external program and parse the output. In Linux, the program is "/sbin/ifconfig " - the number after HWaddr is the MAC address. e.g.: $ /sbin/ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:0A:E6:CF:ED:B4 inet addr:192.168.1.201 Bcast:192.168.1.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:291390 errors:0 dropped:0 overruns:0 frame:0 TX packets:319650 errors:0 dropped:1 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:83427788 ...

34. how to get mac address    coderanch.com

i am working on windows and my jdk is 1.4. If i would llike to use JNI, how should i go about it. I have try the code NetworkInterface.getHardwareAddress(), but it return me an error saying cannot resolve symbol, getHardwareAddress() if i using this code: Runtime.getRuntime().exec("cmd.exe -c ipconfig -all"); how to get the MAC address. I have done a system.out.print for ...

35. How to get MAC Address in Java    coderanch.com

36. Mac Address    coderanch.com

Hi ! i have this code who returns the Mac Address but it doesn't work properly My MAC Address is 76-8R-GL-16-H2-14 but this code gives me 76-08-00-16-00-14 .. what is wrong with it ? many thanks ! import java.net.*; public class MacAddress { public static void main(String[] args) { try { InetAddress address = InetAddress.getLocalHost(); /* * Get NetworkInterface for the ...

37. string to byte, cant store values like E8 for MAC address.    coderanch.com

hi guyz, I am facing a problem related with byte value actually what I wana do is to assign string value to byte array. String value is a hexa-decimal value of MAC address. I know how to assign values but the problem is byte in java is signed, hence i cannot store values like E8. regards

38. Getting the MAC address and using that for licensing    coderanch.com

Hi all, I'm diving into uncharted territory, and could use a compass. I have an application that I've written, and now it needs to be licensed. What we want to do, is to deploy the jar onto a computer (either Solaris or windows), and compare it against a license file that we've generated and provided. The license file (encrypted) is keyed ...

39. How to find the TCP/IP address of the current computer    coderanch.com

I need to find the currently active TCP/IP address (dotted Quad for IPv4) from a Java program. I don't see how to start finding it. Sure, you can always use localhost, but I want to actual assigned address, from the DHCP server. From that, I can query the DNS resolver and find the name. Everything I've found starts with either the ...

40. Reading Mac Address?    coderanch.com

41. MAC address of a distant machine    coderanch.com

42. Get MAC address    go4expert.com

44. How to compress valid IPV6 address    forums.oracle.com

Hello everyone, I want to compress IPV6 address using existing Java APIs. I created valid Inet6Address address using Inet6Address.getByName API by passing String data type. I thought it will compress the IPV6 address after validating the IPV6 address. However I saw it just validates the IPV6 address and could not compress it. Could you please help me, how can I compress ...

45. validate IPV6 address using java regular expression    forums.oracle.com

Thank you so much i highly appreciate your help. it took some time for me to figure out getByName() method in the API as i read out waht each method does. So if i correctly understood your demo, i can leverage compressed/uncompressed Ips by defining them in String array tests. For example users can key in compressed Ip value into textfield ...

46. IPv6 address comparison    forums.oracle.com

47. how to seperate mac address form header    forums.oracle.com

48. IPv6 Address Question..    forums.oracle.com

50. Mac address in solaris    forums.oracle.com

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