a command from Linux POSIX operating system able to give information about the IP network.

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Assigning static IP address to Debian machine?

I don't know how to use a static IP address on a Debian machine. Can anyone help? I have the static IP address 83.222.248.100. This is what I've tried: $ cp /etc/network/interfaces ...
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969 views

What layer does ifconfig operate at?

What layer does ifconfig operate at when setting a MTU. Does it set the MTU for the physical device (Network Interface Layer) or the MTU of the packet (Internet Layer)? By executing ifconfig eth0 ...
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ifconfig return “unknown interface: no such device”

I'm trying to install a Linux driver for my wireless network card (D-Link DWL-G510) on my Red Hat Linux 7.1 machine with a 2.4.37.9 kernel. I downloaded the serial monkey driver from the sourceforge ...
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How to get current value of txqueuelen on Linux

I know the following command can set txqueuelen in Linux: ifconfig eth1 txqueuelen 4096 But how can I get current txqueuelen of a specific interface? I've tried ifconfig eth1 txqueuelen, it only ...
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How to create new localhost interface in Windows?

In *unix you can write: sudo ifconfig lo0 127.0.2.1 up But how to do this command line in Windows?
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Ubuntu network keeps giving Network Disconnected - You are now offline message

On the face of it, you will find that this is a common question but please read it completely to understand the specific issue that I have. I am running Ubuntu 12.04.4. I keep getting this network ...
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1answer
198 views

CE interface in Solaris 10 drops mac address (per ifconfig)

I recently installed Solaris 10 1/13 and proprietary TCP PEP software on a new hard drive within an old Sun v210. When the PEP software starts, the Sun's CE0 interface loses its "ether" address, ...
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how to test a VLAN set up under OS X Mavericks

I tried to set up an "internal" VLAN, with my mac (running Mavericks) routing this segregated traffic to one of the hardware interfaces. I think this should work irrespective of how people connect to ...
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VMware Fusion 5 Ignoring dhcpd.conf

I'm trying to set a static IP for my CentOS 6.4 VM that I'm running via VMware Fusion 5. Steps I took: ran ifconfig, copied HWaddr shut down VM. added to the end of /Library/Preferences/VMware\ ...
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311 views

how to change ip address in the correct way on linux?

I'm working with wheezy. I have configured the /etc/network/interfaces file so that the wlan gets the ip address from the dhcp server. after that I have imposed a different static ip address in the ...
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1answer
128 views

What are ifconfig.me/forwarded IP addreses?

When I use the ifconfig.me service, by running the following command: $> curl ifconfig.me/forwarded I returns a list of IP addresses. does anyone know what this IP addresses are. I am behind a ...
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ip address seen in ifconfig in os x which is not present in network setting

I have a macbook and some while back I must have assigned it an ip address of 192.168.2.1 on the ethernet interface. The problem is that the ip is still seen even when I have removed it from the ...
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533 views

2 NICs conflicts on Windows 7 together

I have 2 NIC's on my computer. I have connected one with a GigE camera and the other to a switch which in turn connects it to a video server. If only one device (i.e., GigE camera or video server) is ...
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732 views

ifconfig won't let me set MAC address that doesn't begin with 00:26

I have an Intel 1000 BGN Wi-Fi card and I tried to set its MAC address to 00:00:de:ad:be:ef, but this didn't work: [root@localhost .]# ifconfig wlan0 hw ether 00:00:de:ad:be:ef SIOCSIFHWADDR: Cannot ...
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150 views

How can i set my vm to have exclusive access to my ethernet port in mac os x lion?

I have a vmware of windows 7 on osx lion. I am on a corporate network that assigns IPs via DHCP through ethernet, and i also have an airport card thats connected to a 4g hotspot. This corporate ...
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913 views

why does my time warner cable modem connection enter dead period states every 20 mins?

My wifi connection (from my MacBook running Snow Leopard) to a Time Warrner cabel model and router has a recurring connection problem. Every 20 minutes or so it will enter a "dead state" where no ...
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563 views

why does “ipconfig getifaddr ppp0” fail?

I am trying to find my IP on VPN (PPTP) so I tried "ipconfig getifaddr ppp0" but it gave me "get if addr ppp0 failed, (os/kern) failure." Why does it fail and what should I do instead? ifconfig shows ...
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4answers
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Network configuration

This is my situation: Router A: IP 192.168.1.1 Mask 192.168.1.0/24 - Connected to the internet. Server: - Interface eth0: inet addr:10.1.1.125 Mask:255.255.255.0 (connected to router B) - Interface ...
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Configure the Ethernet Interface from the Command Line

I have connected to a Virtual Server with an SSH client using IP address: 172.xx.xx.154/22 I have been asked to configure eth1 to 172.xx.xx.155/24 with gateway IP Address of: 172.xx.xx.1 Any help ...