docs: def get_snmp_information(self):
          """
          Returns a dict of dicts
  
          Example Output:
  
          {   'chassis_id': u'Asset Tag 54670',
          'community': {   u'private': {   'acl': u'12', 'mode': u'rw'},
                           u'public': {   'acl': u'11', 'mode': u'ro'},
                           u'public_named_acl': {   'acl': u'ALLOW-SNMP-ACL',
                                                    'mode': u'ro'},
                           u'public_no_acl': {   'acl': u'N/A', 'mode': u'ro'}},
          'contact': u'Joe Smith',
          'location': u'123 Anytown USA Rack 404'}
  
          """
          # default values
          snmp_dict = {
              "chassis_id": "unknown",
              "community": {},
              "contact": "unknown",
              "location": "unknown",
          }
          command = "show run | include snmp-server"
          output = self._send_command(command)
          for line in output.splitlines():
              fields = line.split()
              if "snmp-server community" in line:
                  name = fields[2]
                  if "community" not in snmp_dict.keys():
                      snmp_dict.update({"community": {}})
                  snmp_dict["community"].update({name: {}})
                  try:
                      snmp_dict["community"][name].update({"mode": fields[3].lower()})
                  except IndexError:
                      snmp_dict["community"][name].update({"mode": "N/A"})
                  try:
                      snmp_dict["community"][name].update({"acl": fields[4]})
                  except IndexError:
                      snmp_dict["community"][name].update({"acl": "N/A"})
              elif "snmp-server location" in line:
                  snmp_dict["location"] = " ".join(fields[2:])
              elif "snmp-server contact" in line:
                  snmp_dict["contact"] = " ".join(fields[2:])
              elif "snmp-server chassis-id" in line:
                  snmp_dict["chassis_id"] = " ".join(fields[2:])
          # If SNMP Chassis wasn't found; obtain using direct command
          if snmp_dict["chassis_id"] == "unknown":
              command = "show snmp chassis"
              snmp_chassis = self._send_command(command)
              snmp_dict["chassis_id"] = snmp_chassis
          return snmp_dict