[CentOS] more than one IP address on network device?

[Walter H.]

On 04.09.2016 15:18, Ulf Volmer wrote:
> On 09/03/2016 07:34 PM, Walter H. wrote:
>
>> if I would need an additional IPv6 address I'd just add
>> IPV6ADDR_SECONDARIES="ipv6addr"
>> to this file; if I would need an additional IPv4 address this works only
>> by a virtual device
>> e.g. eth0:1 like this:
> That's not true, you can add ipv4 address to the interface in the same way:
>
> | IPADDR2=172.17.170.101
> | NETMASK2=255.255.255.0
>
> There is no need to create a virtual network device.
ah ok, and the other values?

IPADDR2=192.168.1.10
BROADCAST2=192.168.1.255 <--
NETMASK2=255.255.255.0
NETWORK2=192.168.1.0 <--
GATEWAY2=192.168.1.1 <--

in case they don't match the first IP address?

Thanks,
Walter