All Questions
6
questions
2
votes
2
answers
3k
views
How to set a network interface to use DCHP on boot in CentOS 7?
I have a CentOS 7 machine that has 2 NICs, eth0 and eth1.
I have disabled eth0 (as I won't be needing it for my setup) by editing its config and setting:
ONBOOT="no"
And after I configured eth1 (my ...
2
votes
1
answer
113
views
CentOS - Prevent forwarded connections from NIC #2 through default gateway on NIC #1
I have a CentOS 7 system with 2 NICs (eth0 and eth1).
NIC configurations:
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 10.43.96.210 netmask 255.255.255.192 broadcast ...
0
votes
0
answers
722
views
How to configre network card on centos?
I have a fresh install of Centos on a machine with two NICs, one built-in and another one installed in PCI slot. However in the network settings I get one shown as wired connection picking up IP from ...
0
votes
1
answer
2k
views
Unable to access localhost & Internet using one adapter in CentOs
I have the below dev. environment.
Hardware:- Windows 7, 32bit, HP Laptop.
Software:- CentOs 6.5 running on VirtualBox 4.3.10.
In a nutshell The problem is that I can't access the internet and ...
1
vote
0
answers
204
views
Does a VirtualBox/CentOs need two adapters to work properly ?
I have a Windows 7, 32bit, HP Laptop.
I have CentOs 6.5 running on VirtualBox 4.3.10.
Here is my eth0 config.
Code:
#vi /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
HWADDR=08:00:27:81:0F:...
18
votes
4
answers
124k
views
How can I determine the MAC address for a NIC in CentOS without using ifconfig?
CentOS 5.5
One of my CenTOS systems recently booted with the following error:
"Bringing up interface eth0: Device eth0 has difference MAC address than expected. ignoring."
When I run ifconfig -a ...