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Here's some code that does exactly that:<br />
<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CString m_IPAddress; // holds the numeric dotted address<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CString m_IPName; // holds the computer name.<br />
<br />
<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;char pszname[ 0x40 ];<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;::gethostname( pszname, sizeof( pszname ) );<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;hostent* ph = ::gethostbyname( pszname );<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;m_IPName = ph-&gt;h_name;<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;unsigned u = *( (unsigned*) ( ph-&gt;h_addr_list[ 0 ] ) );<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;m_IPAddress.Format( &quot;%d.%d.%d.%d&quot;, ( u ) &amp;&nbsp;0x000000ff, ( u &gt;&gt;&nbsp;8 ) &amp;&nbsp;0x000000ff, ( u &gt;&gt;&nbsp;16 ) &amp;&nbsp;0x000000ff, ( u &gt;&gt;&nbsp;24 ) &amp;&nbsp;0x000000ff );<br />

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Here's some code that does exactly that:

      CString m_IPAddress; // holds the numeric dotted address
      CString m_IPName; // holds the computer name.


      char pszname[ 0x40 ];
      ::gethostname( pszname, sizeof( pszname ) );
      hostent* ph = ::gethostbyname( pszname );
      m_IPName = ph->h_name;
      unsigned u = *( (unsigned*) ( ph->h_addr_list[ 0 ] ) );
      m_IPAddress.Format( "%d.%d.%d.%d", ( u ) & 0x000000ff, ( u >> 8 ) & 0x000000ff, ( u >> 16 ) & 0x000000ff, ( u >> 24 ) & 0x000000ff );


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<div class="content wysiwyg-content">
While I connect to Internet by Dial-up<br />
modem connection, how can I get my IP<br />
ADDRESS and HostName?
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While I connect to Internet by Dial-up
modem connection, how can I get my IP
ADDRESS and HostName?

My IP address

Kernel and system programming is the process of creating the software necessary for a computer or device to function and operate other programs. Some operating systems (such as Microsoft Windows) are proprietary, but others, such as the various Linux distributions, are open source.