package snmp;public class SnmpWalk {	  public static final int WALK = 1;	  private SnmpUtil _util = null;	  public SnmpWalk(String host, String oid){		_util = new SnmpUtil(host,oid,false,0);		_util.setOperation(WALK);	  }	  public SnmpWalk(String host, String oid, String user, String authProtocol, 			String authPasshrase, String privProtocol, String privPassphrase) {		  _util = new SnmpUtil(host,oid,user,authProtocol,authPasshrase,privProtocol,privPassphrase,false,0);		  _util.setOperation(WALK);	  }	  public void doWalk() {		_util.sendAndProcessResponse();	  }}