Questions tagged [interface]
333 questions
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Keep router interfaces isolated
Have a Cisco Router 2811 with a HWIC that gives it an extra port so I have 3 Ethernet ports. Have it configured like this:
FA0/0- 192.168.1.1
FA0/1- 192.168.10.1
FA1/0- 10.0.0.1 (outside)
All that works fine except the .1 and .10 networks can talk…

user3211582
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Setting SNMP interface aliases
I've been trying for a long while now to get a set of Allied Telesis switches to display links in OpenNMS. Long story short, I want/ need to set interface aliases for ports. If I use snmpwalk -v2c -c mycommunitystring myhost 1.3.6.1.2.1.31.1.1.1.18…

rhobincu
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Can I assign a virtual interface (VPN) to a 'real' interface / NIC of my choice?
I have a small server , running MINT linux with two NICS (eth0 and eth1) and I'd like to setup the MintBox as a VPN client to connect to a web-hosted VPN server.
All works wonderfully on the VPN connectivity front but I'd like to know how to 'force'…

user202619
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how to forward all traffic on specific interface to ip address
I have one Linux machine that have 2 interfaces. The first one is used as a default one and provides access to internet, the second interface was added as a dedicated link to send packets from tcpgen so it can be captured on different machine (PC2).…

AboutNothing
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Configure IP addresses for virtual interfaces only
In my current CentOS ifconfig, I have eth0 and the range of virtual interfaces eth0:0 - eth0:3 each taking up a unique address in the subnet 69.xx.yy.194/29 (gateway = .193, broadcast = .199)
Now I only get one shot at this because I access the…

Chris Watts
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Ubuntu Server - Two Interfaces Living Together (in perfect harmony)
Our server has three ethernet interfaces. I have one plugged into the cable modem (for static ip), and one plugged into the router (for access to the rest of the work network). I'm pretty sure that I had both interfaces running simultaneously under…

DLH
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Linux VM's connectivity dies when second network interface is brought up
I'm in the middle of doing some testing on a mobile device, and want to test it from the network. The mobile device will only connect to networks via WiFi, and doesn't support ad-hoc mode, so I've set up an old WiFi router as an AP, which is…

Polynomial
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what is the use of /etc/udev/rules.d/70-persistent-net.rules file in rhel?
what is the use of /etc/udev/rules.d/70-persistent-net.rules file in linux?
is anyother way to change interface name in linux other than 70-persistent-net.rules?
Thanks.

user1812956
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How to run Linux system commands from web interface?
I'm looking for a clean and secure way to run specific Linux system commands from a web interface.
Let's say I would like to sudo -u differentuser ping 0.0.0.0. The IP address is supplied by user in a HTTP request and I'd like to print the result on…

user181932
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Multiple IP - different gateways - one interface - Debian Squeezy
i was reading many answers here and everywhere, but I cannot find the right one. I tried several solutions, but nothing works. I have a server with ONE Interface eth0. I have multiple IP's, but I cannot get them to work. Maybe you can help…

Caesar
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Cisco router configuration subnet
I am configuring a router to three different subnet as follow.
Sub1: 192.168.1.1-254
255.255.248.0
Sub2: 192.168.2.1-254
255.255.248.0
Sub3: 192.168.3.1-254
255.255.248.0
In my cisco router I am doing the…

user1817081
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Enabling Ethernet X3530 M4
I have IBM X3530 M4, and it appears to have 4 ethernet ports, but under Ubuntu just 2 ethernet ports are enabled. How can I enable the other two ethernet ports?
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Ping Interconnected PCs End-To-End
I have the following network topology:
[PC 1] - - - [PC 2] - - - [PC 3] - - - [PC 4]
Each machine is connected via a crossover cable. I can ping from PC 1 to PC 2, but how can I configure things so as to ping from PC 1 all the way to PC 4?

THE DOCTOR
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Tomcat logs web interface
I have several production machines running Java servlets on Tomcat infrastructure.
When I want to look at the logs, I have to remote access the machine with ssh, and manually grep the logs for errors.
Is there a recommended open-source,…

Adam Matan
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How to perform remote backups on a USB external drive?
I have a server hosting files (~300 Gb) and I need to perform a full backup every week on an exernal USB drive. People without good IT knowledge need to be able to do it too, so it has to be a very simple process with a GUI.
The best thing would be…

mimipc
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