I created this because I always forget the command to enumerate snmp and I am often too lazy to read man pages 
#!/bin/bash
# By Ed Wiget
# This script takes an input ip or domain and performs a snmpwalk using common community strings
# 20120204 - initial script
function proghelp (){
echo ""
echo ""
echo "Help:"
echo "./eds-smtpwalk.sh ip_address"
echo ""
echo "Example:"
echo "./eds-smtpwalk.sh 127.0.0.1"
echo ""
echo ""
}
if [ $# -ne 1 ]
then
clear
proghelp
exit
fi
# set up the first input value
if [ "$1" == "" ]; then
echo "What is the ip address to query?"
read SVRIP
else
SVRIP=$1
fi
if [ -f wordlist-common-snmp-community-strings.txt ]; then
for COMSTG in `cat wordlist-common-snmp-community-strings.txt`
do
# removed below in favor of auto list
# set up the second input value
#if [ "$2" == "" ]; then
# echo "What is the community string?"
# read COMSTG
#else
# COMSTG=$2
#fi
snmpwalk -v2c -c ${COMSTG} $1 system
done
else
echo "wordlist-common-snmp-community-strings.txt does not exist.......fetching now......please wait"
echo ""
wget http://fuzzdb.googlecode.com/svn/trunk/wordlists-misc/wordlist-common-snmp-community-strings.txt
echo ""
echo "please run again....."
fi
