Mirotik : Client from interface 1 cant access client from interface 2

I have a mikrotik here. Both interface 1 and 2 have same network (10.10.30.0) and dhcp pool. I can ping any client on interface 1 from mikrotik and also any client on interface 2. But I cant use to ping any client on interface 2 from any client interface 1. It seems each interface cannot … Read more

Rewrite source of incoming packets to 127.0.0.1 with iptables

Let’s consider a server running MySQL server, listening on 127.0.0.1:3306. I would now like to give Docker containers running on the same host access to the MySQL server. MySQL would reject incoming connections, since they don’t originate from 127.0.0.1, but from the container’s IP. I could change the binding address of MySQL to ‘*’, but … Read more

Router’s Parental Controls Really Block All Internet Traffics?

I am using Asus 4G-AC53U router. When I turn ON “Parental Controls” to block a client’s Internet access, does the router really block ALL kinds of Internet traffics including system’s service (such as OS update checking, license checking, etc.) ? Or it only block normal user’s access, e.g. web browsing, video streaming, etc.? Answer This … Read more

How can I debug internet server on Windows VirtualBox using NAT and port forwarding?

I am using a program called Memoq that listens on port 2705. I would like to make it accessible from the internet, but it is failing for unknown reasons. The setup looks like this: Internet -> Router -> Server -> Virtualbox computer with Memoq I set the router to forward port 2705 to the server … Read more

NAT444 on vodafone 3g [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 7 years ago. Improve this question I am using Huawei K3765 with vodafone as ISP. When i tested my IP with ipconfig, private IP is assigned … Read more

IPv6 NAT information leakage [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago. Improve this question Edit: Since I was asked to edit this, I’ll ask about an awfully specific issue. … Read more

Can I use an external IP to make 2 internal IP’s establish a TCP/UDP connection? [closed]

Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 7 years ago. Improve this question As I understood, in order to make a connection to an internal IP (behind NAT), the computer behind the internal IP have to … Read more

Two different locations running as one on server? [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 6 years ago. Improve this question I am with a new company, and I am trying to make sure I am understanding the way it is … Read more

sftp not working, but ssh is working [closed]

Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 6 years ago. Improve this question I have a nat rule in my firewall to allow port 22 traffic through pfsense. I am able to SSH into my server … Read more