Bug#1250: snmptest not sending getnext requests after $N command

[david@rem.ods.com (David Engel)]

> Variable: $N
> Request type is Getnext Request
> Variable:
> Resending last PDU.
>
> ***
> *** I believe that a GETNEXT_REQ_MSG should be sent at this point
> *** Instead the last PDU, a GET_REQ_MSG, is resent
> ***

Not entering a new variable causes snmptest to resend the previous
PDU unchanged.  To send a getnext request, you need to enter a new
variable list.

David
--
David Engel                        Optical Data Systems, Inc.
david@ods.com                      1101 E. Arapaho Road
(214) 234-6400                     Richardson, TX  75081