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13 votes
Accepted

firewall-cmd - add-forward-port don't work

THE REAL PROBLEM: The command... firewall-cmd --permanent --zone=public --direct --add-rule ipv4 filter FORWARD 0 -d 0.0.0.0/0 -j ACCEPT firewall-cmd --permanent --zone=public --add-forward-port=...
Eduardo Lucio's user avatar
9 votes

How to disable email forwarding to my gmail account

I know this is an old question but there is a way to disable email forwarding from the receving address completely provided that the account provider is gmail. Look for a mail by forwarding-noreply@...
Charchit Agarwal's user avatar
6 votes

How to read email received on a Debian server

/var/mail/user or /var/spool/mail/user
Haim Cohen's user avatar
5 votes
Accepted

Using a linux server to forward an RDP connection between LAN and VPN interface

If your VM 192.168.1.166 has access to both networks (your local network and the corporate network via VPN), then use socat to establish a bidirectional tunnel between your VM and the corporate RDP ...
VL-80's user avatar
  • 4,723
4 votes
Accepted

Is it possible to detect the IP address assigned by Ngrok?

There is no built in command to achieve what you are looking for, however ngrok provides a real-time web UI where you can introspect all of the HTTP traffic running over your tunnels, where you could ...
Krzysztof Krzeszewski's user avatar
4 votes

How to disable email forwarding to my gmail account

You can disable email forwarding only from the account which forwards. As you don't have access there you obviously cannot do that. What you can do is to add a filtering rule on your target account ...
Tomek's user avatar
  • 1,228
4 votes
Accepted

Forward typo emails

If you just want to know what it's called, so that you can search for providers which offer it, the usual term I've seen is a "catch all" e-mail account. Actually, the relationship between e-mail ...
TRiG's user avatar
  • 1,340
4 votes
Accepted

iptables / nftables: Forward UDP data to multiple targets

Samplicator There's a tool that matches all the criteria, samplicator: UDP Samplicator This small program receives UDP datagrams on a given port, and resends those datagrams to a specified set of ...
A.B's user avatar
  • 5,966
3 votes

Forwarding ssh key using docker composer-compose

The most upvoted answer as of writing this is wrong. This works fine: $ docker compose build --ssh default $ docker compose version Docker Compose version v2.5.1 This ...
fredrik's user avatar
  • 560
3 votes

SOCAT IPv4 to IPv6 Routing

After the disappointment of no comments i found a way by myself. Following command allows to open and forward multiply Ports at once: For TCP: echo -n 80 443 25 3389| xargs -d ' ' -I% bash -c 'socat ...
Daniel Schmidt's user avatar
3 votes
Accepted

Forwarding packets using iptables without hiding source ip

It is not iptables DNAT or masquerading that "forwards" the packets anyway – iptables only translates packets that are already due to be forwarded by the kernel's network stack. If you have ...
grawity_u1686's user avatar
2 votes

Thunderbird: forward emails to same recipient

Just found this and was playing with the same problem - wanted to forward 90 emails to a single email address one by one. Looked at extensions but none run with 78 Looked at moving to a gmail folder ...
Whiterabbitz's user avatar
2 votes

Listening to all packets on a specific port

Wireshark is a great tool for packet debugging. You can set up a display or capture filter and listen for that port. tcp.port == 555 Also a nice link on the wireshark wiki on capture filters. https:...
Mark Nicolle's user avatar
2 votes
Accepted

How do I do a simple forwarding to multiple email addresses in Google Apps

You'll have to add a default routing setting from the Admin console. From your Admin console go to Apps > g suite > gmail > default routing. Click Add Setting option and add 'invoice@[mydomain].com' ...
Nihar's user avatar
  • 32
2 votes

Cloak or mirror all links from one website to another?

Assuming that by Domain Cloaking you mean using IFRAMES, it is impossible. When you use an IFRAME, the web browser is still getting the content off the original site, not yours. What you need to do ...
davidgo's user avatar
  • 71k
2 votes
Accepted

How to connect to server via SSH with different port than 22

Yes, it's possible to change the port. Just use the option to the right of the address. Side note: if you're using the command line ssh client, you can specify the port as ssh -p <port> user@...
Ben Harris's user avatar
2 votes

Using a DD-WRT router as a wireless ethernet hub

This can easily be achieved if you already have a wireless router running DD-WRT firmware. Just configure your router as a client bridge that connects to the parks router. The DD-WRT (your) router is ...
OGZCoder's user avatar
2 votes

Forwarding ssh key using docker composer-compose

Unfortunately I think this is currently not supported, based on comments on this issue: https://github.com/docker/compose/issues/6358 -- in fact, googling for "docker-compose BuildKit" gives some ...
Daniel Abel's user avatar
2 votes
Accepted

How to create persistent SSH connection between two servers in systemctl

First, a basic ssh will by default start an interactive shell session. Once that shell reaches "end of file" (when no more input can be read from stdin) it will exit. As services have no ...
grawity_u1686's user avatar
2 votes
Accepted

Relay access denied when forwarding email via domain registrar

Your domain's MX records are pointing to mail servers that aren't configured to accept mail for that domain. ("Relay access denied" means the server does not recognize the envelope-'To' ...
grawity_u1686's user avatar
1 vote

How can I get a forwarded email to show the original senders email address?

Instead of using "forward", use "forward as attachment". This should make sure that the email of the original sender is always visible in the attachment. If you setup the rule from ...
Out of office Outlook user's user avatar
1 vote

How to disable email forwarding to my gmail account

As Tomek said, you can't make changes to an account you don't have access to, so stopping the forwarding yourself is likely not possible. (You could perhaps make a support request to the operator of ...
FeRD's user avatar
  • 1,324
1 vote
Accepted

Access external Network from a computer in the network

Partial answer: If you can, the simplest way is to assign routable IPv6 addresses both to the Debian and the Ubuntu computer. If you can't get a proper prefix from somewhere, use a unique local ...
dirkt's user avatar
  • 17k
1 vote

is there a way to port forward two routers?

From your description, I understand that your setup looks like this: (------) +----------+ +----------+ +-----+ ( external )------| Router 1 |-------| Router 2 |--------| ...
Ljm Dullaart's user avatar
  • 2,537
1 vote

Can not connect to Raspberry Pi from internet

Cellular networks don't support incoming TCP connections because they use carrier grade NAT. I assume that the later one is my external IP address. Incorrect assumption. It's the external IP ...
David Schwartz's user avatar
1 vote
Accepted

How to setup VPS to forward multiple IPs to a single static IP

Is there a way to purchase a single VPS service, and somehow add multiple static IPs to it Yes, as long as your VPS hosting company offers this service. Usually extra IPv4 addresses come at a cost ...
1 vote

Forward a meeting request as a plain email message in Outlook 2010

Same question for me for a long time too but recently I discovered a very simple solution to this question. By the way I am using outlook for office 365 (not sure however if this feature available too ...
Nestor Valderama's user avatar
1 vote

iptables -L not showing all rules?

You can use the following command for the Netfilter rules in the iptables. iptables -vL -t filter iptables -vL -t nat iptables -vL -t mangle iptables -vL -t raw iptables -vL -t security Regards,...
Paresh Chauhan's user avatar
1 vote
Accepted

Best way to permanently redirect lots of URLs on a typical LAMP Server

If you go for sweet point between manageability and perofrmance, I suggest a two-step process (we use the same for our HTTP routing configuration): URLs exist in database for easy maintainability A ...
Eugen Rieck's user avatar
  • 20.3k

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