[SNMP4J] Debugging Agent
Frank Fock
fock at agentpp.com
Tue Mar 21 00:09:38 CET 2006
Hi Oleg,
Did you specify all necessary parameters for the snmpwalk
command? I think, SNMP version and security parameters
(community) are missing. Probably also the correct port.
Best regards,
Frank
Oleg Barenboim wrote:
> Hi Frank,
>
>
>
> I am still plugging away at getting a "Hello World" agent to work. I
> have liberally sprinkled log messages throughout the code to see where I
> can catch things.
>
>
>
> When I try to hit it with Net-SNMP's snmpwalk, I get the following:
>
>
>
> $ snmpwalk 127.0.0.1
>
> snmpwalk: No response arrived before timeout.
>
>
>
> Do you have any ideas for debugging the agent to see if it is receiving
> anything?
>
>
>
> Thanks in advance,
>
> Oleg
>
>
>
> The (test) agent seems to start on Windows with the following messages:
>
>
>
> Evident Agent - Initializing Transport Mappings
>
> DefaultUdpTransportMapping << 127.0.0.1/161
>
> DefaultUdpTransportMapping -- DatagramSocket(161,/127.0.0.1);
>
> 0 [main] INFO org.snmp4j.agent.BaseAgent - Initializing Message
> Dispatcher
>
> 40 [main] INFO org.snmp4j.agent.BaseAgent - Engine boots is: 12
>
> 60 [main] INFO org.snmp4j.agent.BaseAgent - Wrote boot counter: 13
>
> 130 [main] DEBUG org.snmp4j.security.Salt - Initialized Salt to
> db5b34b50fd0c404.
>
> Evident Agent - Adding USM User
>
> 761 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1First digest:
> 85:84:4e:de:31:ec:6a:d2:30:00:21:be:c1:98:e3:e9:f9:05:42:89
>
> 761 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1localized key:
> 02:c2:ea:b8:ab:ca:2a:3a:7a:41:55:25:e4:c3:9a:3a:8a:41:80:df
>
> 851 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1First digest:
> 8a:be:fa:f6:ee:86:6a:49:70:c9:df:de:80:be:86:b3:23:3c:71:63
>
> 851 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1localized key:
> 46:ad:2f:60:91:21:54:e1:30:19:b3:ec:9b:86:18:18:1b:6e:44:13
>
> 861 [main] DEBUG org.snmp4j.security.UsmUserTable - Adding user SHADES
> =
> UsmUser[secName=SHADES,authProtocol=1.3.6.1.6.3.10.1.1.3,authPassphrase=
> SHADESAuthPassword,privProtocol=1.3.6.1.6.3.10.1.2.2,privPassphrase=SHAD
> ESPrivPassword,localizationEngineID=null]
>
> 1091 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1First digest:
> 9f:b5:cc:03:81:49:7b:37:93:52:89:39:ff:78:8d:5d:79:14:52:11
>
> 1091 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1localized key:
> 91:a5:0f:03:c2:f9:6f:9a:96:dd:ab:d5:84:c6:f9:ba:a7:eb:4b:43
>
> 1161 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1First digest:
> 9f:b5:cc:03:81:49:7b:37:93:52:89:39:ff:78:8d:5d:79:14:52:11
>
> 1161 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1localized key:
> 91:a5:0f:03:c2:f9:6f:9a:96:dd:ab:d5:84:c6:f9:ba:a7:eb:4b:43
>
> 1161 [main] DEBUG org.snmp4j.security.UsmUserTable - Adding user TEST =
> UsmUser[secName=TEST,authProtocol=1.3.6.1.6.3.10.1.1.3,authPassphrase=ma
> plesyrup,privProtocol=1.3.6.1.6.3.10.1.2.2,privPassphrase=maplesyrup,loc
> alizationEngineID=null]
>
> 1231 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1First digest:
> df:9b:a9:07:99:14:5b:29:18:9e:88:67:46:19:6d:5c:62:50:19:f1
>
> 1512 [main] DEBUG org.snmp4j.security.AuthGeneric - SHA-1localized key:
> de:c0:57:57:b6:33:30:21:d7:82:47:5b:3c:fd:a8:36:17:d6:49:95
>
> 1512 [main] DEBUG org.snmp4j.security.UsmUserTable - Adding user SHA =
> UsmUser[secName=SHA,authProtocol=1.3.6.1.6.3.10.1.1.3,authPassphrase=SHA
> AuthPassword,privProtocol=null,privPassphrase=null,localizationEngineID=
> null]
>
> Evident Agent - Registering Managed Objects
>
> Evident Agent - Creating Static If Table
>
> Evident Agent - Adding Views
>
> Evident Agent - Adding Notification Targets
>
> 1562 [main] INFO org.snmp4j.agent.mo.snmp.NotificationOriginatorImpl -
> Notification 1.3.6.1.6.3.1.1.5.1 issued with []
>
> 1562 [main] DEBUG org.snmp4j.agent.mo.snmp.VacmMIB - VACM access
> requested for context=, securityName=public, securityModel=2,
> securityLevel=1, viewType=0, OID=1.3.6.1.6.3.1.1.5.1
>
> 1562 [main] DEBUG org.snmp4j.agent.mo.snmp.VacmMIB - Matching view
> found for group name 'v1v2group' is 'fullNotifyView'
>
> 1562 [main] DEBUG org.snmp4j.agent.mo.snmp.VacmMIB - Access allowed for
> view 'fullNotifyView' by subtree 1.3 for OID 1.3.6.1.6.3.1.1.5.1
>
> 1572 [main] INFO org.snmp4j.MessageDispatcherImpl - Sending PDU
>
> 1602 [main] INFO org.snmp4j.MessageDispatcherImpl - Sending Message to
> 127.0.0.1/162
>
> 1602 [main] DEBUG org.snmp4j.transport.DefaultUdpTransportMapping -
> Sending message to 127.0.0.1/162 with length 70:
> 30:44:02:01:01:04:06:70:75:62:6c:69:63:a7:37:02:04:7c:28:40:21:02:01:00:
> 02:01:00:30:29:30:0e:06:08:2b:06:01:02:01:01:03:00:43:02:00:87:30:17:06:
> 0a:2b:06:01:06:03:01:01:04:01:00:06:09:2b:06:01:06:03:01:01:05:01
>
> 1612 [main] INFO org.snmp4j.agent.mo.snmp.NotificationOriginatorImpl -
> Sent notification TRAP[requestID=2083012641, errorStatus=Success(0),
> errorIndex=0, VBS[1.3.6.1.2.1.1.3.0 = 0:00:01.35; 1.3.6.1.6.3.1.1.4.1.0
> = 1.3.6.1.6.3.1.1.5.1]] to CommunityTarget[address=127.0.0.1/162,
> version=1, timeout=2000, retries=1, community=public]
>
> Evident Agent - Loading Config File
>
> 1612 [main] INFO org.snmp4j.agent.BaseAgent - Processing Config File:
> EvidentAgentConfig.cfg
>
> 1612 [main] ERROR org.snmp4j.agent.BaseAgent -
> java.io.FileNotFoundException: EvidentAgentConfig.cfg (The system cannot
> find the file specified)
>
> Evident Agent - Adding Shutdown Hook
>
> Evident Agent - Running
>
> 1622 [main] INFO org.snmp4j.agent.BaseAgent -
> Running....Session=org.snmp4j.Snmp at 1cde100
>
> 1642 [DefaultUDPTransportMapping_127.0.0.1/161] INFO
> org.snmp4j.transport.DefaultUdpTransportMapping - UDP receive buffer
> size for socket 127.0.0.1/161 is set to: 8192
>
>
>
>
>
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