Question about D-Link DFL-800 Firewall

1 Answer

Urgent i need to go on a sms site but when i try to connect says : Dear User, If you are behind a firewall or within a company local area network (LAN), you will need to open outgoing TCP connections to Port 51215 on your proxy server. what can i do to resolve this?

Posted by on


1 Answer

  • Level 1:

    An expert who has achieved level 1.

    Problem Solver:

    An expert who has answered 5 questions.

  • Contributor
  • 5 Answers

As per your description,in your d link firewall outgoing 51215 port is not opened.go to the access-list or security policy or access rule (I am not sure about the name) tab.make a entry like
from :your ip or network id
to:the sms site ip.


Posted on Mar 13, 2009


1 Suggested Answer

  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

A 6ya expert can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
The service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
Good luck!

Posted on Jan 02, 2017


Add Your Answer

Uploading: 0%


Complete. Click "Add" to insert your video. Add



Related Questions:

1 Answer

What is WAN used for often?

For most home users Wide Area Network is everything outside your local network (home). Think of it as the internet. You can't really manage it, only access to is managed.
Multiple LAN (Local Area Networks) connected can be defined as a WAN, but again the access to and from is managed. This type is used within companies with multiple sites like a bank and so on.

Apr 19, 2013 | Computers & Internet

3 Answers

I have received a sms that your resume has been selected by company hrd. your offer letter already attached by link, kindly download your letter by link''''. but i...

Dear user,

Going by the website name and extension it appears to be a spam site. Please try accessing this site from a PC with secure anti-virus to check if the claim is genuine. or else call up the agency that processed your HR activities

May 13, 2011 | Computers & Internet

1 Answer



Jul 31, 2010 | D-Link DFL-800 Firewall

2 Answers

I am unable to play online games because they are blocked

There are lots of games that have been kept blocked by the administrator of some organizations.
I know one of the best-known platforms which is Unblocked Games that would surely help you play a wide range of popular blocked games.
Here, you can access all types of blocked games and can play them easily at any of the restricted areas.

Nov 09, 2009 | Computers & Internet

1 Answer


Hi, you need to right click on your local area connection, then go to properties and uninstall the protocol from there.

May 30, 2009 | Acer Aspire T180-EA350M (AST180EA350M) PC...

1 Answer

Cannot connect to company email and network through VPN

Could you please explain me how to you are trying to establish the vpn its a site to site or site to client
another thing if you are connecting to head office through mobile user client behind any natted device you should enable nat traversal in your firewall then only i will works.

Mar 25, 2009 | WatchGuard Technologies WatchGuard Firebox...

1 Answer

How to open outgoing tcp connection...... i'm facing errors in sending sms to mobile while connecting from internet........... the details are as follows Log Out...Could not Connect... Dear User, If you...

Follow these steps:
Start-> Run-> cmd
In the black box type: ipconfig [enter]
You should see some numbers like this:

192.168.*.* IP Sub
192.168.*.* Gateway

Go to an Internet Browser and plug in your Gateway address like this:

Now your username and password will be like:
admin: {no password}
You get the drift.
Once you are in you can manipulate the firewall and port forwarding settings...

Nov 12, 2008 | D-Link DFL-800 Firewall

2 Answers

Problem in proxy settings

Log Out...Could not Connect...
Dear User, If you are behind a firewall or within a company local area network (LAN), you will need to open outgoing TCP connections to Port 51215 on your proxy server.

Oct 27, 2008 | Computers & Internet

Not finding what you are looking for?
D-Link DFL-800 Firewall Logo

475 people viewed this question

Ask a Question

Usually answered in minutes!

Top D-Link Computers & Internet Experts

Prashant M
Prashant M

Level 3 Expert

2263 Answers

Doctor PC
Doctor PC

Level 3 Expert

7733 Answers

Les Dickinson
Les Dickinson

Level 3 Expert

18419 Answers

Are you a D-Link Computer and Internet Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides