#!/bin/bash
AGENT=$1

OID=$(snmpwalk -v 1 -c public "$AGENT" system.sysObjectID.0 | \
        sed -ne 's,^.* = OID: ,,p')

if [ -n "$OID" ]
then
  echo OID: $OID
  # IEEE 1284 ID perhaps
  snmpwalk -v 1 -c public "$AGENT" "$OID" | \
    sed -ne 's,^.* = STRING: \(.*;.*\),\1,p'
fi

# SNMP device description
snmpwalk -v 1 -c public "$AGENT" HOST-RESOURCES-MIB::hrDeviceDescr | \
  sed -ne 's,^.* = STRING: ,,p'