Questions tagged [dmz]

questions about dmz (demilitarized zone) a subnetwork used to increase security and publishing external services to untrusted network (Internet).

Filter by
Sorted by
Tagged with
0 votes
0 answers
187 views

iptables Forwarding and port blocking

I have created the following Network in Virtual Box: Linux Internal PC with 1 Static IP: 10.10.10.2 Linux Gateway/Firewall with 2 Static IP's and 1 NAT: 10.10.10.3 | 11.11.11.2 | NAT Network Card ...
user avatar
1 vote
1 answer
490 views

Firewalld rich rules

In a DMZ zone i have a CentOS7 server and i am looking to open only 2 flow : Allow incoming traffic from 192.168.1.10 on port 2222 Allow outgoing traffic to 192.168.1.20 port 4444 Block ...
user avatar
  • 95
0 votes
2 answers
3k views

Configuring 2 NIC with 2 gateways

Lets say my router has a LAN (192.168.0.1/24) and a DMZ (192.168.1.1/24). My computer has 2 NICs, one for LAN and one for DMZ. How can I configure my routes so that it uses both gateways instead of a ...
user avatar
0 votes
1 answer
912 views

Fully transparent DMZ

I'm trying to configure an openwrt router so that I get two wan IP addresses by dhcp - one for the router itself and one for a DMZ host. I followed the DMZ howto. It appears that the host on the DMZ ...
user avatar
0 votes
1 answer
3k views

Sendmail relay to dmz to another relay

We have two domains. One of which is isolated. We're trying to forward mail from one domain, through a DMZ to a relay on the other domain. Using EHLO through telnet works. Using the mail command and ...
user avatar
  • 2,467