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SNMP: How Does The Agent Do Its Job?

Notes:

D. private
i. .iso.org.dod.internet.private.enterprises is .1.3.6.1.4.1
ii. Vendors can get a free OID under the enterprises branch by asking IANA.
a) UC Davis and Net-SNMP OIDs come with the Net-SNMP packages.
b) Cisco is enterprises.9.
c) EMC Clarion is enterprises.1981.
d) Each vendor has complete control over their branch. They can extend it as much as they want. Cisco, for example, can have a sub-branch for each product. (This is made-up:)
1. enterprises.9.2126 (for Cisco 2126 routers)
2. enterprises.9.6515 (for Cisco 6515 Catalyst switches)
3. etc.
iii. Show the snmpV2 tree.
a) .iso.org.dod.internet.snmpV2.snmpModules.snmpMIB.snmpMIBObjects
b) .1.3.6.1.6.3.1.1