In computer security, a DMZ (demilitarized zone) is a physical or logical sub-network that contains and exposes services to a larger untrusted network (usually the Internet).

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Allow access from outside network with dmz and iptables

I'm having a problem with my home network. So my setup is like this: In my Router (using Ubuntu desktop v11.04), I installed squid proxy as my transparent proxy. So I would like to use dyndns ...
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49 views

Layer-2-Accessible DMZ: ebtables?

I'd like to make a network topology where all the IoT devices (printer, DVR, thermostat, BluRay player, etc) are all in a DMZ and the rest of my devices are all on the LAN. Note that the usage of DMZ ...
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79 views

Port 80 forward on home router

I have a generic Linux home router. I can change iptables on it by telnet to console. Currently, it is set up to forward all incoming connections to machine on my internal network, using something ...
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51 views

Router behind the switch (DMZ)

I am new to the world of networking and am having a hard time to solve this issue. I want to access my server from outside by configuring the server IP in DMZ host but it is not giving me access from ...
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91 views

Several Routers and DMZ, WAN, Local LAN

I previously had: A PS3 directly connected to the router given to me by my ISP (Router A). I had the console in a DMZ on this router at IP 192.168.1.33 So I had enabled UPnP for this router and ...
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2k views

How to setup DMZ in router with DD-WRT firmware?

I have a router d-link dir-300, flashed to dd-wrt v24. By the unknwon reasons web interface not working. Spawning in console httpd, didnt help. Now I need a DMZ ip. How I can setup it with standard ...
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420 views

Enabling DMZ for opening ports

I earlier asked this question. There, my problem was that I port forwarded certain ports and turned off Windows Firewall, but still, online port checkers showed that those ports were closed. So, I ...
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718 views

Sharing folders on LAN with a DMZ computer on same tier (in DMZ)

This is my current setup, tiers in order; Modem Linksys wireless router D-Link wired router - wired desktop 1 - wireless laptop Wired DMZ desktop 2 Modem is connected to the linksys wireless ...
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121 views

Open Port for home server on router

I want to access home web server from internet. At last I could do by enabling my DMZ and pointing host to Local IP. My router configuration does not show up port forwarding. But I understand that ...
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DMZ forwarding on Cisco DPC/EPC2100 Cable Modem to Linksys Router for IP Cameras

I have one of the old Cisco DPC/EPC2100 Cable Modems and wanted to know if anyone has had any luck setting up DMZ on it? Link to modem: http://www.cisco.com/web/consumer/support/modem_DPC2100.html ...
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NTP not getting through even to DMZ

My home router seems to be blocking UDP 123. sudo ntpdate -u time.apple.com works as expected, but sudo ntpdate time.apple.com I get: "no server suitable for synchronization found" I can get a ...
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30 views

DMZ on a different router

Is it possible to set a second router as a DMZ host? Or is it much simpler to set my webserver as the DMZ host? I'm using two routers on my network and these routers are on different subnets. My ...
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798 views

Cisco ASA 5520 as a home router

I have a Cisco ASA 5520 that I recently acquired from work that I am planning to use as my home router. I also have a Linksys E4200 router and a Linksys WRT610N router, both dual-band, that I would ...
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47 views

Cannot Connect to Media server (Emby) through external IP even with DMZ?

Something strange happened last night, I had access to my EMby media server and suddenly it just disconnected me. I have my current server DMZed so the port-fowarding is not the problem, however it ...
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98 views

pfSENSE: Can't ping dmz gateway from inside dmz

I currently have a virtual pfSense machine with 3 interfaces (WAN: 172.16.xx, LAN 10.1.0.x, OPT1(DMZ) 10.1.1.x) I currently have no explicit rules, besides allow any to any on all interfaces. Internet ...
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Manipulate a network with virtual machines

How can I make this network with virtual machines? I know that I need next things: ESXi DMZ Debian Firewalls Apache server But how can I do this? Can I download an iso file whit ESXi like you ...
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35 views

DMZ not working

I have a Dlink DSL-2750U and a static IP. When I try opening the static IP from a browser it takes me to the router configuration page. I have a Local Server in the same network with the local IP 192....
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How to put a KVM/libvirt guest in dmz?

I have my network based on a router running ipFire. A host server on debian wheezy is running libvirt/KVM to host several guests. Those are connected to the private network (192.168.2.0 "green") via ...
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43 views

Loopback NAT not working for DMZ host

Since last year, my ISP basically forced me to use their all-in-one cable modem/wireless router instead of a standalone cable modem. I already had my own router (Netgear R7000) and as a result I'm ...
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81 views

Squid reverse proxy, DMZ, how to forward any non-http request

I'm actually facing an issue with some network-protocol related problem. I have my own domain, a owned DMZ, and externals users. In my DMZ, I have a reverse proxy who handle HTTP connection very well....
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203 views

Several Routers and DMZ, WAN, Local LAN

I previously had: A PS3 directly connected to the router given to me by my ISP (Router A). I had the console in a DMZ on this router at IP 192.168.1.33 So I had enabled UPnP for this router and ...
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0answers
106 views

Why can't my second router (in DMZ) automatically find DNS settings?

I'm trying to set up my own router after the ATT modem/router combo. There is no bridge mode to bypass the ATT router. So I set up the DMZ to point to my personal router and wasn't able to get any ...
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189 views

Public IP address port forwarding goes to my router's homepage and not my laptop’s server

I am trying to turn my laptop into an internal server to be accessed from anyone on the Internet. But whenever someone types my public IP address into their URL bar it sends them to my router’s config ...
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327 views

Hosting my website (IIS) 2 routers & a VMware VM involved - how to setup?

I have a modem-router from my ISP (in UK) this is a Technicolor TG582n, and a D-Link DIR-615 router. These are connected via cable, cable ends in the 'Internet' port of D-Link. I connect via Wi-Fi to ...