[SNMP4J] SNMP v3 - with same user name on different devices is not working

Senthil Murugan Ramalingam -X (seramali - UNISH CORPORATION at Cisco) seramali at cisco.com
Fri Apr 17 23:24:40 CEST 2015


Hi Frank,

I am trying to do SNMP v3  get request to 2 different devices with same
user name , always 1 device get successful, other get time out. I referred
earlier posts and tried all the solutions like localizing keys , nothing
works. Can you pls help me how to fix this.

Here my USM portion of code


private static USM usm;



static{
 		SecurityProtocols securityProtocols = SecurityProtocols.getInstance();
	    securityProtocols.addPrivacyProtocol(new PrivAES128());
	    securityProtocols.addPrivacyProtocol(new
PrivAES192With3DESKeyExtension());
	    securityProtocols.addPrivacyProtocol(new
PrivAES256With3DESKeyExtension());
	    securityProtocols.addPrivacyProtocol(new PrivDES());
	    securityProtocols.addPrivacyProtocol(new Priv3DES());

		 usm = new USM(securityProtocols, new
OctetString(MPv3.createLocalEngineID()), 0);
		 SecurityModels.getInstance().addSecurityModel(usm);

}


 public static String doGet1(String targetAddr,String securityName, OID
authenticationProtocol, String authenticationPassphrase,
		  OID privacyProtocol, String privacyPassphrase, String engineID, String
oid,Logger logger){
	    

	  try{
	        usm.addUser(new OctetString(securityName),new UsmUser(new
OctetString(securityName),authenticationProtocol
	        		,authenticationPwd,privacyProtocol,privacyPwd));
	       
//	        usm.addLocalizedUser(engineid, new OctetString(securityName),
authenticationProtocol,
SecurityProtocols.getInstance().passwordToKey(authenticationProtocol,
authenticationPwd, engineid),
//	        		privacyProtocol,
SecurityProtocols.getInstance().passwordToKey(privacyProtocol,
authenticationProtocol, privacyPwd, engineid));

//	        usm.addLocalizedUser(engineid, new OctetString(securityName),
authenticationProtocol, authenticationPassphrase.getBytes(),
//	        		privacyProtocol, privacyPassphrase.getBytes());
	        

  }





Thanks
-Senthil





More information about the SNMP4J mailing list