Week 3 Simple Networks Management Protocol Discussion To begin Week 3 Discussion board please refer to pages 96 – 100 and please answer each question in 2

Week 3 Simple Networks Management Protocol Discussion To begin Week 3 Discussion board please refer to pages 96 – 100 and please answer each question in 2 – 5 sentences:

1. What are some benefits and disadvantages of SDN?
2. Please do a short case study of a company that provides SDN products or services (please write why you would you choose this vendor or SDN technology or if you have any industry experience with this vendor that you wish to share with the class)

3. Also below is an infographic that may help you help understand SNMP (Pages 94 – 96) better and please review and comment !!

If you use any source, please write it down

THE BOOK: https://drive.google.com/file/d/1iIu8r57PoxlIcYAwR… SNMP
WHAT IS IT
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SNMP: Simple Network Management Protocol is a standard that
defines how communication occurs between SNMP-capable
devices and defines the SNMP message types.
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MAIN COMPONENTS OF SNMP
O
M ?
Network Devices
Router, Switches, Server,
Printers, Etc
MIB’s – Information database describing the
managed device parameters and values.
2. Agent Responds –
System ID #
Agent
Collect the MIB’s from the
device locally and makes it
available to the SNMP
Manager (NMS)
1. NMS Request –
What is
System ID?
UDP Request
for 1.3.6.1.2.1.1.3.0
NMS
Manager (Network Management System)
Host that contains Software that Polls
SNMP Devices at intervals to Collect
information and Values of devices.
MIB
Object
: 1.3.6.1.2.1.1
3
In this case, the System ID Object
Instance
O
OID – Object Identifier
SNMP VERSIONS
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SNMP v1 – The Least Secure version of
SNMP Protocol due to its lack of encryption, sending
passwords over Plain Text
VERSION 1
VERSION 2
SNMP V2 – Large improvements in over the first version,
including transport mappings, MIB Structure elements
and most importantly, improved authentication and
security updates.
VERSION 3
SNMP v3 – Implemented “User-Based
Security”. This security feature allows you to
set Authentication/Encryption based on the
user requirements. The 3 levels of auth.
are: NoAuthNoPriv, AuthNoPriv and AuthPriv.
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