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Answer: Persist IP address alias across reboots in CentOS/RHEL 6 using "ip" command #solution #it #computers

Persist IP address alias across reboots in CentOS/RHEL 6 using "ip" command

I’ve always used the ifcfg-eth0:1 alias files to create additional addresses. However, in recent rhel documentation, it states that:

As the ip command of the iproute package now supports assigning multiple address to the same interface it is no longer necessary to use this method of binding multiple addresses to the same…

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#centos6 #ip-aliasing #linux #rhel6

Solution: When IP aliasing how does the OS determine which IP address will be used as source for outbound TCP/IP connections? #programming #solution #dev

When IP aliasing how does the OS determine which IP address will be used as source for outbound TCP/IP connections?

I have a server running Ubuntu Server with four IP addresses aliased on a single NIC.

eth0 192.168.1.100 eth0:0 192.168.1.101 eth0:1 192.168.1.102 eth0:2 192.168.1.103

(Using 192.168.x.x for sake of example, assume these are NAT-ed to a range of public IP addresses)

One of our…

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#ftp #ip-aliasing #linux #ssh #tcpip

How-to: When IP aliasing how does the OS determine which IP address will be used as source for outbound TCP/IP connections? #it #development #dev

When IP aliasing how does the OS determine which IP address will be used as source for outbound TCP/IP connections?

I have a server running Ubuntu Server with four IP addresses aliased on a single NIC.

eth0 192.168.1.100 eth0:0 192.168.1.101 eth0:1 192.168.1.102 eth0:2 192.168.1.103

(Using 192.168.x.x for sake of example, assume these are NAT-ed to a range of public IP addresses)

One of our…

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#ftp #ip-aliasing #linux #ssh #tcpip

#ip-aliasing

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