>>>>> On Thu, 8 Jul 2010 09:13:43 +0200, "OMRI Elaid" <[email protected]>
>>>>> said:
OE> Could you please send me the exact format of a trap snmp (in details).
-- BEGIN SNMPv3Message (MPC section 6)
SNMPv3Message ::= SEQUENCE {
-- identify the layout of the SNMPv3Message
-- this element is in same position as in SNMPv1
-- and SNMPv2c, allowing recognition
msgVersion INTEGER { snmpv3 (3) },
-- administrative parameters
msgGlobalData HeaderData,
-- BEGIN HeaderData (MPC section 6)
HeaderData ::= SEQUENCE {
msgID INTEGER (0..2147483647),
msgMaxSize INTEGER (484..2147483647),
msgFlags OCTET STRING (SIZE(1)),
-- .... ...1 authFlag
-- .... ..1. privFlag
-- .... .1.. reportableFlag
-- Please observe:
-- .... ..00 is OK, means noAuthNoPriv
-- .... ..01 is OK, means authNoPriv
-- .... ..10 reserved, must NOT be used.
-- .... ..11 is OK, means authPriv
msgSecurityModel INTEGER (0..2147483647)
-- From the SNMP-FRAMEWORK-MIB:
0 reserved for 'any'
1 reserved for SNMPv1
2 reserved for SNMPv2c
3 User-Based Security Model (USM)
}
-- END HeaderData (MPC section 6: the SNMPv3 Message Format)
-- security model-specific parameters
-- format defined by Security Model
msgSecurityParameters OCTET STRING,
-- this is a null octet string (length 0) if noAuth/noPriv
-- BEGIN UsmSecurityParameters (USM section 2.4)
UsmSecurityParameters ::=
SEQUENCE {
-- global User-based security parameters
msgAuthoritativeEngineID OCTET STRING,
msgAuthoritativeEngineBoots INTEGER (0..2147483647),
msgAuthoritativeEngineTime INTEGER (0..2147483647),
msgUserName OCTET STRING (SIZE(0..32)), |
-- authentication protocol specific parameters
msgAuthenticationParameters OCTET STRING,
-- BEGIN HMAC-MD5-96 Authentication Protocol (USM: section 6.2.3)
-- "first 12 octets of the HMAC-MD5-96 output done over
-- the wholeMsg."
msgAuthenticationParameters OCTET STRING (SIZE(12))
-- END HMAC-MD5-96 Authentication Protocol (USM: section 6.2.3)
-- BEGIN HMAC-SHA-96 Authentication Protocol (USM: section 6.2.4)
-- "first 12 octets of the HMAC-SHA-96 output done over
-- the wholeMsg."
msgAuthenticationParameters OCTET STRING (SIZE(12))
-- END HMAC-SHA-96 Authentication Protocol (USM: section 6.2.4)
-- privacy protocol specific parameters
-- BEGIN CBC-DES Symmetric Encryption Proto (USM: section 8.2.3)
-- "For this protocol, the msgPrivacyParameters
-- field is the serialized OCTET STRING representing
-- the 'salt' that was used to create the IV."
-- See section 8.1.1.1 for salt info.
msgPrivacyParameters OCTET STRING (SIZE(8))
-- END CBC-DES Symmetric Encryption Proto (USM: section 8.2.3)
}
-- END UsmSecurityParameters (USM section 2.4)
scra msgData ScopedPduData
-- BEGIN ScopedPduData (MPC section 6)
ScopedPduData ::= CHOICE {
plaintext ScopedPDU,
encryptedPDU OCTET STRING -- encrypted scopedPDU value
-- BEGIN ScopedPDU (MPC section 6)
ScopedPDU ::= SEQUENCE {
contextEngineID OCTET STRING,
contextName OCTET STRING,
data ANY -- e.g., PDUs as defined in RFC1905
-- BEGIN SNMPv2 PDU (1905 section 3)
[X] -- X is the pdu type (get, getnext, ...)
PDU ::= SEQUENCE {
request-id Integer32,
error-status INTEGER
error-index INTEGER (0..max-bindings)
variable-bindings VarBindList
VarBindList ::= SEQUENCE (SIZE (0..max-bindings)) OF
VarBind ::= SEQUENCE {
name ObjectName,
CHOICE {
value ObjectSyntax,
unSpecified NULL
noSuchObject[0] IMPLICIT NULL,
noSuchInstance[1] IMPLICIT NULL,
endOfMibView[2] IMPLICIT NULL
}
-- END SNMPv2 PDU (1905 section 3)
}
-- END ScopedPDU (MPC section 6)
}
-- END ScopedPduData (MPC section 6)
}
-- END SNMPv3Message (MPC section 6: the SNMPv3 Message Format)
-- BEGIN SNMPv1Message (1157 section 4)
Message ::=
SEQUENCE {
version INTEGER { snmpv1 (0), snmpv2(1) },
community OCTET STRING,
data ANY -- PDU's defined above
}
-- END SNMPv1Message (1157 section 4)
--
Wes Hardaker
Please mail all replies to [email protected]
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