What is Ifcfg?
What is Ifcfg?
Ethernet Interfaces. One of the most common interface files is ifcfg-eth0, which controls the first Ethernet network interface card or NIC in the system.
What is Nozeroconf?
The value for the “NOZEROCONF” parameter can actually be set to any value, the initscripts only check to determine whether the parameter has zero length. So setting “NOZEROCONF=no” will have the same effect as setting it to “yes”. You will need to comment or remove the variable to reactive ZEROCONF.
What is Bootproto?
BOOTPROTO =protocol. where protocol is one of the following: none — No boot-time protocol should be used. bootp — The BOOTP protocol should be used. dhcp — The DHCP protocol should be used.
What does Onboot Yes mean?
ONBOOT=answer: Where answer is one of the following: yes: This interface is activated at boot time. : This interface is not activated at boot time.
What is Peerroutes?
PEERDNS. Whether the /etc/resolv. conf file used for DNS resolution contains information obtained from the DHCP server. PEERROUTES. Whether the information for the routing table entry that defines the default gateway for the interface is obtained from the DHCP server.
How do I use Ifcfg in Linux?
Configuring an Interface with Dynamic Network Settings Using ifcfg Files
- Create a file with the name ifcfg-em1 in the /etc/sysconfig/network-scripts/ directory, that contains:
- To configure an interface to send a different host name to the DHCP server, add the following line to the ifcfg file: DHCP_HOSTNAME=hostname.
How do I disable zeroconf?
Every time the system boots, the zeroconf route (169.254. 0.0) is enabled. You manually disable it by turning off the firewall and remove the route with 169.254. 0.0 / 255.255.
What is ETC Sysconfig?
The /etc/sysconfig/system-config-users file is the configuration file for the graphical application, User Manager. This file is used to filter out system users such as root , daemon , or lp .
What is Nm_controlled in Linux?
The variable NM_CONTROLLED determines if the interface will be managed via NetworkManager ( yes ) or via the legacy network scripts ( no ).
Where is etc Sysconfig?
The /etc/sysconfig directory contains files that control the system configuration. See /usr/share/doc/initscripts*/sysconfig. txt for complete information about these files. The actual content of your /etc/sysconfig directory depends on the programs that you have installed on your machine.
Where is Sysconfig in Linux?
The /etc/sysconfig/ directory contains a variety of system configuration files for Red Hat Enterprise Linux. This chapter outlines some of the files found in the /etc/sysconfig/ directory, their function, and their contents.