1.              (4 points) As a network engineer in a Network Operations Center, you are following up on two trouble tickets. You do not have a network management system and you have to use the basic network tools to validate the problem before you can resolve them. Please explain what tools you would use in each case and how it would validate the customer complaint

·                     Trouble Ticket 100: Customer says that when he receives messages, the message is periodically missing some characters.

·                     Trouble Ticket 101: Customer in Atlanta complains that when she tries to log into the system headquarters.com in New York, she gets disconnected with a time-out. However, her colleague in her New York office reports that he is able to access the system.

 

2.             (4 points) The following is the informal record structure of a student's record:

Name: John Smith
Date of Birth: January 1, 1980
SSN: 123-45-6789
Date of Enrolment: September 1, 1998

a) Create an ASN.1 description of the record structure
b) Create an ASN.1 description of the record value

 

 

3.             (4 points) Draw the SNMP message sequence diagram using GetResponse-PDUs for the following system:

Title: System Information: 172.16.42.1
IP Address: 172.16.42.1
System Name:
System Description: "SunOS noc1"
System Contact:
System Location: "NM Lab"
System Object ID: .iso.org.dod.internet.private.enterprises.43.1.8.5
System Up Time: 1000000

4.             (4 points) Explain how you would determine whether a device is acting as a host or as a router using an SNMP command.

 

5.             (4 points) You own a specialty company, ABC (Atlanta Braves Company), which sells hats and jackets. You obtained an OBJECT IDENTIFIER 5000 underenterprises node from IANA. You have two branch locations. Each has an inventory system that can be accessed by the IP address; which have the following OBJECT DESCRIPTORS:

branch1 - 100.100.100.15branch2 - 100.100.100.16

Each branch has two types of products whose inventory are

hatsjackets

Hats are all of the same size and the inventory is a scalar value, hatQuantity.

Jackets come in different sizes and the inventory is maintained in a table, jacketTable, whose columnar objects are

jacketSize (index)jacketQuantity

 

Create a MIB module for your company. The objective is to find the inventory of any specific product while sitting in your office as president of the company.

1.     Draw a MIB subtree.

2.     Write a MIB module.