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102 questions with no upvoted or accepted answers
0 votes
1 answer
500 views

add generic/dynamic route via "ip route add" on a linux machine

I am configuring a raspberry pi to work as a wireguard VPN router/firewall. The client will connect to the raspi via WLAN (hostapd), the raspi itself is connected to the ISPs router via LAN, and ...
randmin's user avatar
  • 101
0 votes
1 answer
196 views

Wrong hostname resolution in Local network

context I was trying in vain to map drives from my NAS to my PC via NFS when I figured out that my PC hostname was not resolved with the proper IP address from my NAS or any other devices connected ...
JB Rolland's user avatar
0 votes
0 answers
508 views

How can I hide my server IP from server users

I'd like to find a way to block websites like https://checkip.amazonaws.com or at least restrict them to the point they can no longer output my server's public IP address. For example, if I do curl ...
OpenSource's user avatar
0 votes
0 answers
650 views

Why can't I log in to PuTTY as user, but only root

I'm trying to Split and format Disk on VM in Debian. I also need set file permision. My problem is that I can't log to the server through PuTTY as user, only as root. I entered same IP address as for ...
Petr Barabáš's user avatar
0 votes
0 answers
504 views

Limiting iot devices access to network through dual NIC linux machine - bridge vs router?

I have a Linux machine with two ethernet ports (one of which is connected to my ISP's router). I want to connect an iot device via the other ethernet port but limit (but not disable) its access to ...
user8903610's user avatar
0 votes
0 answers
51 views

SmartDEN Watchdpg without Internet access over Linux PC with IP forward

I explain the assumption: I have a local network, in which the router functions is done by an industrial Linux PC connected to the internet and a VPN; these are the PC data: # sysctl -p net.ipv4....
user avatar
0 votes
2 answers
35 views

Make hosted content accessible only to my computer

For portability I work with a lot of software that hosts content on localhost, usually as HTTP/websocket servers. My computer is connected to a LAN, so others can connect to it. My question is, how ...
Ralph's user avatar
  • 101
0 votes
1 answer
322 views

Setting a delay between Firecracker microVM tap devices on the same host

I have set up two microVMs using Firecracker on my Ubuntu 18.04 LTS host and have attached a tun/tap device for each of them. Now I'm trying to set a delay between the two VMs (say 100ms) using tc so ...
Tobias Pfandzelter's user avatar
0 votes
0 answers
2k views

Replace server address by IP in wget

EDIT: It was suggested this is a duplicate of another question. That is not clear at all for me. First, the accepted answer suggests 3 possible reasons (which may actually be 2), and one of them was ...
sancho.s ReinstateMonicaCellio's user avatar
0 votes
2 answers
2k views

incomplete results on dig trace

According to an example here: https://www.rootusers.com/12-dig-command-examples-to-query-dns-in-linux/ Such a dig trace dig google.com +trace should return such results: ; <<>> DiG 9.9.4-...
x89's user avatar
  • 117
0 votes
1 answer
766 views

Change IP adress via web interface

How do I go about changing the IP address manually on a device running Linux(debian) via an web interface? A script which will prompt for for IP change. I have a web server running PHP on it. Not sure ...
my8y's user avatar
  • 1
0 votes
1 answer
121 views

Configure static IP-adress to connect to device in subnet

I have a Dragino-Yun v2.4-shield, which is a device that can be connected with an Arduino to give it networking-capabilities. It has An Ethernet-Port and Wifi. I don't have a wifi-antenna at the ...
Tim Hilt's user avatar
  • 237
0 votes
1 answer
590 views

Can't ping from windows to linux laptop in different network

I have a windows 10 laptop connected to mobile hotspot and my rhel 8 laptop connected to my wifi, when i ping from my windows laptop to linux laptop getting request timed out.It might be a silly ...
akash's user avatar
  • 1
0 votes
0 answers
88 views

Use ipv6 tunnelling service with a pre-existing ipv6 address

EDIT: the earlier routing table does work. The problem is HE's server in LA. I did a test with a pure ipv4 server and it didn't work either. So I now change the question to how to make both native and ...
Turgon's user avatar
  • 101
0 votes
1 answer
217 views

Redhat 7.6 network config issues

Having a unusual issue with a redhat 7.6 install. the network configuration is not acting as expected and i am out of ideas. the system has 2 interfaces. the second interface has 2 ip addresses. ...
Jesse Smith's user avatar

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