string Net_Socket::readIPAddress (
Reads a IP from the socket. The function expects an integer which will converted to a IP address. This function only works with IPv4 addresses.
string - the data or a PEAR_Error
|Error code||Error message||Reason||Solution|
|NULL||"not connected"||There is no open connection.||You must establish a connection before ( Net_Socket::connect()).|
This function can not be called statically.