SNMP Exercise

 

Install Net-SNMP on your workstation

 

1.                  -bash-2.05b$ cd /usr/ports/net-mgmt/net-snmp

2.                  -bash-2.05b$ sudo bash

3.                  -bash-2.05b$ make

 

 

-bash-2.05b$  /usr/local/bin/snmpget -v 2c -c afnog afnog6-e2-br-2.ws.afnog.org System.sysUpTime.0

 

How long has the router been running?

How long has your own router been running?

 

Determine what the following OIDs represent, and complete the table.

 

Object ID

Description

Value on bb-rtr

Value on your desk Router

ifNumber.0

 

 

 

ifIndex.0

 

 

 

ifDescr.0

 

 

 

ifIndex.1

 

 

 

ifDescr.1

 

 

 

ifPhysAddress.0

 

 

 

ifPhysAddress.1

 

 

 

ipRouteNextHop.0.0.0.0

 

 

 

 

You can easily view the complete MIB database with:

 

-bash-2.05b$  /usr/local/bin/snmpwalk -v 2c -c afnog afnog6-e2-br-2.ws.afnog.org

 

or

 

-bash-2.05b$  /usr/local/bin/snmpwalk -v 2c -c afnog afnog6-e2-br-2.ws.afnog.org | more

 

Is it revealing? Can you spot the dynamic entries in the dump?