Which document is this? DD Form 2490-21, official title DD 2490-21, Network Planning and Configuration Data - Digital Loop and Trunk Worksheet. This form has not been set up to work with a text-to-speech reader. Contact the DoD Forms Manager for further details if this access is required.. What does it do? It exists to Network Planning and Configuration Data - Digital Loop and Trunk Worksheet. Everything on this page builds on those two facts.
Is there a version specific to your service? No. A DD number is issued at Department level, which is the whole point of the prefix — every military department and defense agency works from one identical document. Looking for a branch variant wastes time you do not have.
Who is behind it? not stated maintains the form, and not stated is the publication that requires it. Those two names answer most questions about why you are being asked to submit anything at all.
How current is this? Edition not stated, publisher status not stated. That is the version described throughout this page.
What the form asks for
- Press this Reset button to clear the data from all fields.
Download the form
Which files are here? These: PDF. How much work is involved? 1 pages, about 200 entry fields.
Why do two kinds of pdf exist? Because two kinds of user exist. One completes the form on screen and forwards a file; the other prints a blank and fills it by hand. The fillable release has interactive boxes, the printable release is a static image of the same page.
Does typing matter? It does. Your completed form will probably be scanned, forwarded and filed, and typed text comes through each of those steps unchanged while handwriting degrades. If pen is your only option, block capitals give the receiving clerk a fighting chance.
Where do you start? At the top. Identification first, the substance of the entry second, certification last. Why that order? Because fields lower on the page often depend on data you established in the header, and filling out of sequence produces contradictions.
What if your copy is old? Replace it. Check the date printed on the form against not stated. Old blanks circulate for years in shared folders, and because a DD revision lands across the whole Department at once, the receiving office will be working from the new layout.
Where do you look up an unclear entry? The form face first, not stated second. And when the two disagree? not stated controls.
Who receives it? The office not stated designates, subject to whatever local instruction your organization adds. What do you keep? A copy, made before the form leaves your hands.
What if DD Form 2490-21 points to another form? Search the series and number. Because the DD sequence is common to every military department, no branch qualifier is needed to land on the right file.
Can you assume a matching number is the same form? No, and this is where downloads go wrong. Read the prefix. Army numbering and Department numbering are independent systems, so the digits alone tell you nothing about which document you need.
How often does a form like this change? Unpredictably — revision follows directive changes, altered collection requirements and updated notice language. What is the practical defence? Verifying not stated every time you download rather than trusting a saved copy.
Will your completed form be accepted? That is not a question this page can answer. What you have here is a published Department of Defense document, a description of it and instructions for filling it out. Nothing on the page is legal advice, and nothing here determines what any office does with a submission. Where do the remaining questions go? To not stated, to your servicing personnel office, or to the office named in not stated.
Questions and answers
- What is DD Form 2490-21?
- DD 2490-21, Network Planning and Configuration Data - Digital Loop and Trunk Worksheet. This form has not been set up to work with a text-to-speech reader. Contact the DoD Forms Manager for further details if this access is required.
- Which edition is current?
- Not stated by the publisher
- Who is responsible for this form?
- Not stated
- In which formats can it be downloaded?