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0answers
86 views

How do I force ssh to use a second interface with higher metric?

I have a Crunchbang VM with two interfaces, eth0 and eth1, each of which connects to an OpenWRT VM (eth0 being 10.232.64.20 and eth1 being 10.232.65.20). I'm using Network Manager and DHCP. My ...
0
votes
2answers
64 views

Linux Operating System Graphical user interface [closed]

So I am currently looking into operating systems at the moment out of interest and have read quite a few articles and guides on making your own, I found Linux and how its possible to create your own ...
1
vote
1answer
27 views

retrieve the host interface name used by a VirtualBox interface in “bridged mode”

I need to retrieve the tuntap interface name used from my the VM interfaces in "bridged adapter" mode. I found that this information resides in the xml file of the VirtualBox VM under: val ...
0
votes
1answer
122 views

CentOS 6.2 black screen…help

I'm facing some problems with the CentOS graphical interface. When I try to reboot the machines, it seems everything okay. I can connect to the machine through ssh from other machine and it has no ...
0
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0answers
57 views

Difference between virtual interfaces with ifconfig and iproute2

I am wondering what is the difference between: # ifconfig eth0:0 1.1.1.1/24 and just # ip addr add 1.1.1.1/24 dev eth0 Btw I cannot do # ip addr add 1.1.1.1/24 dev eth0:0 RTNETLINK answers: ...
0
votes
1answer
41 views

Not able to run vnstat unless as root in debian 7

So, I need to run this command: vnstat -tr 2 But as a user I just created, not as root, as root it works fine, but as a regular user I get this: Error: Unable to get interface "eth0" statistics. ...
2
votes
1answer
248 views

Why is delay after ifconfig down needed before up if changing MAC address?

Hi I made bash script to put down my interface, change MAC address and get it up again. #!/bin/bash INTERFACE_STATUS=$( cat /sys/class/net/eth0/operstate ) echo "$INTERFACE_STATUS" if [ ...
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votes
0answers
38 views

Centreon Web Interface Slow

Our Centreon web interface is so slow ! about 3/4 mins to have my click's results ... While Nagios is working perfectly ... Thanks to Google, i guess it comes from mysql. But I can't understand ...
2
votes
1answer
55 views

Troubleshooting internet connectivity

Recently I see that I often lose internet connectivity on my Linux machines. I am starting to think that it may be a router problem, but I have no idea to check if this is indeed the problem. ...
1
vote
3answers
163 views

What are the interface prefix meanings in ifconfig?

I'm not sure if these have a name, but on most computers I use the interface prefixes are usually: eth- : Ethernet/Wired wlan- : Wireless/WiFi However, on my ASUS RT-N56U, I have the following: ...
0
votes
1answer
65 views

Renamed network interfaces [duplicate]

A recent update on my Mint system caused the eth1 to end up being renamed as eth3 and therefore breaking all my firewall & forwarding rules. How does this happen? How can I enforce the network ...
1
vote
3answers
267 views

Virtual Interface Not Showing up in ifconfig?

I am trying to create a virtual interface for the purpose of NameBased Virtual Hosting on my CentOS linux box; please find below is the devices' information:- DEVICE=eth0 BOOTPROTO=dhcp ...
1
vote
1answer
110 views

Postfix uses the interface alias instead of the primary interface

When sending e-mail with /usr/sbin/sendmail (e.g., using a script), Postfix causes the mail to be sent using one of the host's interface aliases (eth0:0, 74.50.122.55) instead of using the primary ...
0
votes
1answer
115 views

Regex awk to Cisco Interface

I would like to know if have some Sed/Grep or Awk regex to parse Cisco interface section, with specific attribute, like bellow. Content of file.txt ! interface FastEthernet0/1 no ip unreachables ! ...
0
votes
2answers
138 views

CentOS GUI problem using Gnome

For some reason lately when I try to set the date using the interface, or simply install a .rpm by double clicking the dialog that should prompt me to input my passowrd just shakes like it has a bug. ...
2
votes
1answer
45 views

switch network on and off of a virtual remote server

I need to perform a testing panel which disconnects a network cable and connect it again on a specific virtual server via a php web page. I found that ip & ifconfig can disconnect a network, but ...
1
vote
1answer
277 views

Wait for interface to brought up before UDHCP

I am using an embedded linux distro with busybox utilities. During system boot I am configuring my interface via DHCP in startup scripts. /etc/rcS.d/S40networking |---------> ifup ...
2
votes
2answers
1k views

Network naming on Arch Linux

I've just installed Arch Linux on my old PC, to do the installation I used wifi-menu wlan0, now I've reboot but if I type: ifconfig wlan0 up I have as a result: wlan0: ERROR while getting ...
1
vote
1answer
663 views

How do I set up several interfaces all bridged onto eth0?

I have found several guides to bridging a single interface (eg br0) onto eth0 but none for multiple interfaces (eg br0, br1 etc). Is this possible?