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Forum: Networking

Help requests related to Linux networking: setup, configuration, internet connection sharing, iptables, etc

  1. Usage of tcp_metrics

    Hello, I am trying to optimize a TCP server and found out about tcp_metrics. In real life, does the TCP stack really use this info? If yes how?...

    Started by nahum_nir, 10-04-2017
    • Replies: 0
    • Views: 436
    10-04-2017 Go to last post
  2. using wget as an offline browser to download all mp3 files from a webs

    Hi I am Rupesh from India and I want to download a website using wget for offline viewing I mean I want to mirror a website ie., want to maintain...

    Started by rupeshforu3, 10-01-2017
    • Replies: 3
    • Views: 814
    10-02-2017 Go to last post
  3. IPset, how do i create whitelist for some IPs?

    Hello, my iptables 1.4.7 are running on CentOS 6 with kernel 2.6.32 and ipset 6.11 my aim is to whitelist couple of IPs in iptables (no mater...

    Started by postcd, 09-29-2017
    • Replies: 4
    • Views: 710
    09-29-2017 Go to last post
  4. cannot ping

    hi i have two Pc with device USRP N210.The computer connected to the device of USRP N210 using Communication System Toolbox Support Packages....

    Started by fie, 09-29-2017
    • Replies: 1
    • Views: 362
    09-29-2017 Go to last post
  5. connecting 2 computers on different networks

    My friends child wants to learn to program, I'm helping out. They live on the other side of the city so remote support via ssh seems to be what i'm...

    Started by rhubarbdog, 09-29-2017
    • Replies: 3
    • Views: 422
    09-29-2017 Go to last post
  6. CentOS 6/7, IPv6 and firewall

    Hi, I have one CentOS 6 and one CentOS 7 server running. They were configured a while ago with IPv4. Now I've recently added an IPv6 address to...

    Started by iodisciple, 09-21-2017
    • Replies: 3
    • Views: 1,125
    09-22-2017 Go to last post
  7. Lightbulb Squid+ C-ICAP Solution to HTTPS blocked pages without denied reason

    So íve been researching this problem for a week now and I stumbled on the Diladele ICAP Server project, Rafael from it seen to have found the...

    Started by GeekZilla, 10-26-2016
    • Replies: 7
    • Views: 1,489
    09-20-2017 Go to last post
  8. Building a Firmware

    Hello, I have been working with linux for a while. I know C++, bash, pyhon, webbdeveloping. So im looking for a new challenge. So I started a...

    Started by rec0d, 09-17-2017
    • Replies: 3
    • Views: 848
    09-19-2017 Go to last post
  9. Restrict user to localhost for NodeJS server

    I have a server set up that uses Nginx to access several separate NodeJS servers so I have: outside world => nginx => nodejs server My...

    Started by ramabahama-dot-net, 09-13-2017
    • Replies: 0
    • Views: 681
    09-13-2017 Go to last post
  10. Slow internet from nowhere

    Hi, I'm running a home server with Ubuntu 16.04 and VestaCP for my website stuff. Nothing with heavy traffic. All of a sudden, my internet has...

    Started by Totte, 09-06-2017
    2 Pages
    1 2
    • Replies: 12
    • Views: 1,172
    09-11-2017 Go to last post
  11. Monitor Mode Problem HELP!

    main operating system is Debian 9.1 Linux debian 4.9.0-3-amd64 #1 SMP Debian 4.9.30-2+deb9u3 (2017-08-06) x86_64 GNU/Linux uname -v : #1 SMP...

    Started by r0b0, 08-31-2017
    • Replies: 8
    • Views: 1,285
    09-01-2017 Go to last post
  12. Unhappy Networking on PORTS

    I have only a small experience in linux were i lack in networking stuffs. I have two things to ask. 1) I need to access my office server internal...

    Started by nandunandagopal, 08-24-2017
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 1,400
    08-29-2017 Go to last post
  13. mount.nfs: access denied by server while mounting

    I have created two virtual machines on Azure, where one of the machines is a NFS server and the other machine is a NFS client. NFS Server: Ubuntu...

    Started by kristianonline, 08-16-2017
    • Replies: 4
    • Views: 2,048
    08-17-2017 Go to last post
  14. How to copy file properties and directory structure of website without

    Hi I am Rupesh from India. I have examined a website and it contains of 50000 mp3 files of which I want to download 11000 files and I have downloaded...

    Started by rupeshforu3, 07-29-2017
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 1,336
    08-12-2017 Go to last post
  15. The best command that shows to which server the IP is routed?

    Hello, what is the good Linux command that shows an IP address of the server to which an IP or IP subnet is assigned? I know the assigned IP,...

    Started by postcd, 07-21-2017
    • Replies: 8
    • Views: 2,061
    08-07-2017 Go to last post

    For almost 4 years (oh yes, since August 2013) I had a free mail account with It was a little patchy sometimes, but remained...

    Started by nihili, 08-06-2017
    • Replies: 2
    • Views: 656
    08-07-2017 Go to last post
  17. [SOLVED] blocking or blacklisting an ip address

    hello guys before hand i want to say i have very little skills about ip addresses . my problem is my ip address is routed through 2 other ip...

    Started by nuacht, 07-29-2017
    2 Pages
    1 2
    • Replies: 12
    • Views: 1,500
    07-29-2017 Go to last post
  18. [SOLVED] Rsync does not sync, no file at the destination

    rsync does not sync, no file at the destination update: i used wrong syntax. wrong: rsync -e "-p 22 server:/dir /dir" good..: rsync -e "ssh -p...

    Started by postcd, 07-25-2017
    • Replies: 0
    • Views: 319
    07-25-2017 Go to last post
  19. [SOLVED] Open-Source Cloud-Managed Firewall Distro.

    Hi, for those interested we've developed an OS cloud managed firewall. Thus far we've been focussed on the education sector and have developed some...

    Started by scottnoakes, 07-24-2017
    • Replies: 0
    • Views: 617
    07-24-2017 Go to last post
  20. [SOLVED] Create 2 firewalld zones on 1 linode, 1 external, 1 internal

    Hello, I have 2 linode servers with CentOS 7 installed with Network manager and Firewalld. I have the external ip and internal ip. The external...

    Started by snowfun87, 07-17-2017
    • Replies: 0
    • Views: 939
    07-17-2017 Go to last post

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