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Forum: Networking

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

  1. how to ping a site like www2.myhost.org.us:2299

    how to ping a site like www2.myhost.org.us:2299 is this possible?

    Started by sayhello, 1 Day Ago
    • Replies: 1
    • Views: 98
    1 Day Ago Go to last post
  2. iptables forward without source ip

    Hi. We are currently redesigning our network. We conenct to one of our partners through a VPN from a gateway. All our clients which are in the...

    Started by daniel304, 4 Days Ago
    • Replies: 0
    • Views: 155
    4 Days Ago Go to last post
  3. No wired connection from router after suspend/reboot/reconnect

    Hello everyone! So up until recently my 5 year old Linksys WRT54GL router was working fine, but for a few days now everytime I wake up Ubuntu from...

    Started by childintime, 6 Days Ago
    • Replies: 6
    • Views: 461
    5 Days Ago Go to last post
  4. ip forwarding problem with alias

    Hi, I have a setup very similiar to this: linuxnix.com/2010/10/how-to-implement-ip-forwarding-in-linux.html So from PC1 I can ping from...

    Started by bigdogdan22, 5 Days Ago
    • Replies: 0
    • Views: 130
    5 Days Ago Go to last post
  5. Question checkpoint vpn client for linux

    Hi all, Does someone use checkpoint client for linux ? $ snx -s xxx.yyy.zzz.jjj -u user1 Check Point's Linux SNX build 800005013 Please...

    Started by mandylaz, 5 Days Ago
    • Replies: 0
    • Views: 102
    5 Days Ago Go to last post
  6. trying to use ssh and get Permission denied (publickey)

    Having been using this since about August, but off it a couple of months. I don't think I've created any new keys, As I'm kind of reluctant to do...

    Started by jkwilborn, 1 Week Ago
    • Replies: 4
    • Views: 176
    5 Days Ago Go to last post
  7. "ifconfig eth0" process

    Hello i found process "ifconfig eth0" running. And it is using CPU I remember i did such command before around 24 hours but im not sure why it is...

    Started by postcd, 1 Week Ago
    • Replies: 1
    • Views: 155
    1 Week Ago Go to last post
  8. What does the LOWER_UP state mean?

    When you use the ip link show command and a device has LOWER_UP state, what does that exactly mean. I understand the states UP and DOWN, which mean...

    Started by SkyHiRider, 11-03-2009
    • Replies: 3
    • Views: 11,049
    1 Week Ago Go to last post
  9. Logging devices seen on network?

    Hi, I'm a networking noob and am trying to learn more about it using Linux. Specifically, I would like to better understand how Windows...

    Started by davidd31415, 2 Weeks Ago
    • Replies: 2
    • Views: 189
    1 Week Ago Go to last post
  10. DNS name not getting resolved

    Hi; I am having a linux PC which I want to isolate from the windows network. For that purpose I did the following 1. On sonicwall NSA 240 X2...

    Started by sree_776, 1 Week Ago
    • Replies: 1
    • Views: 166
    1 Week Ago Go to last post
  11. Zeroshell or pfSense Firewall/Router

    Hey, I am looking at using one of the firewall/router distributions for home use, but i need some help deciding which one or even alternatives? ...

    Started by SL6-A1000, 05-06-2012
    • Replies: 4
    • Views: 12,309
    1 Week Ago Go to last post
  12. NFS server issue - massive slow down under load

    Hi, I am new to these forums; hope I found the right section of the forum to ask this. I have recently upgraded and moved a 10-node Scientific...

    Started by MHoeppner, 2 Weeks Ago
    • Replies: 3
    • Views: 330
    1 Week Ago Go to last post
  13. Firestarter vs. netstat

    If I'm loooking at firestarter active connections and see one conecction going out (service described as unknown), should I see the same connection...

    Started by BubikolRamios, 2 Weeks Ago
    • Replies: 5
    • Views: 185
    2 Weeks Ago Go to last post
  14. Problems with davfs2

    I have gotten myself a small amount of cloud memory in Switzerland to allow me synchronize my devices a bit. My cloud provider only supports WebDAV,...

    Started by Beanlet, 2 Weeks Ago
    • Replies: 0
    • Views: 174
    2 Weeks Ago Go to last post
  15. Maintain URL to resolve internet address by own DNS

    Instead of using /etc/host I need to use the company internal DNS to resolve names. But there is a policy not to support foreign domains in this...

    Started by JunkerJoerg, 2 Weeks Ago
    • Replies: 2
    • Views: 172
    2 Weeks Ago Go to last post
  16. Question Hello, Recently I discovered an issue with packet routing in the late

    Hello, First let me apologize about the title - it was supposed to be 'Debugging NAT / prerouting issues (iptables)', but it somehow got changed...

    Started by sirenie, 2 Weeks Ago
    • Replies: 0
    • Views: 154
    2 Weeks Ago Go to last post
  17. How do you host multiple websites on one server (CENTOS7)?

    Not sure if I've asked this before, but if I've just installed it from DVD, what's the quickest way to get ONE website up and running, and if it's...

    Started by resetreset, 2 Weeks Ago
    • Replies: 1
    • Views: 209
    2 Weeks Ago Go to last post
  18. Load balancing between physical locations?

    Is it possible to have a server in ONE place and, if it's load gets too heavy, to get another one to handle the traffic in ANOTHER PHYSICAL LOCATION?...

    Started by resetreset, 2 Weeks Ago
    • Replies: 0
    • Views: 120
    2 Weeks Ago Go to last post
  19. Multiple vLAN's on one NIC - CentOS

    I have three VM's runing CentOS. host1 has a vlan of 101 (eth0.101), host2 has a vlan of 102 (eth0.102) and hostgw has vlans 101 and 102 defined...

    Started by gnomeAware, 3 Weeks Ago
    • Replies: 0
    • Views: 150
    3 Weeks Ago Go to last post
  20. implement inter vlan routing with Linux

    Hello. I want to Communicate 2 VLAN with router like this solution: For this purpose I'm configuring 2 Linux system as a switch and connect 4 host...

    Started by zsn, 3 Weeks Ago
    • Replies: 0
    • Views: 202
    zsn
    3 Weeks Ago Go to last post

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