Homework 8 -- Management and Security

Using snmp

Use SNMP to determine the hardware address of the three Ethernet interfaces on the campus name server, craggy.unca.edu. Use the command snmpwalk from any Computer Science workstation to determine this information. You'll also need to consult the RFC1213 MIB (Managment Information Base) to learn more about the output of snmpwalk.

To help you out a bit, here's how to use snmpwalk to examine the routing table on enka:

Thanks to David Reynolds for suggesting this problem.

Using pgp

Use pgp to generate a private and public encryption key for yourself. Run the command

on woodfin to see how to do this.

Extract an ascii copy of your public key into the file

Now, take a copy of my public key and insert into your public key ring.

Write a message. Sign it with your private key and encrypt it with my public key. Leave the message in the file

Working in groups

You must work in groups of two or three on this assignment. You and your partner(s) must exchange a signed, encrypted message. That's the only way you'll know if you have pgp working.

Due dates and turning it in

This assignment is due at 12:00 noon on Wednesday, 8 December. That's the day before the exam. Don't be surprized if there is something about this homework on the exam.

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