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Re: Configuring multiple IP addresses on VLAN interface using ifupdown



Tom H wrote:
On Fri, Oct 18, 2013 at 12:35 PM, Miles Fidelman
<mfidelman@meetinghouse.net> wrote:
Steffen Dettmer wrote:
I'd like to configure multiple IP addresses to a VLAN tagged interface. I
tried

auto eth3.107
    iface eth3.77 inet static
    address 10.0.5.15
    netmask 255.255.255.0
    iface eth3.77 inet static
    address 10.0.5.16
    netmask 255.255.255.0

but I get an error message that ifup tries to configure the VLAN
interface twice, but the addresses are set.
for what it's worth, my (working, for years) /etc/network/interfaces file
looks like this:

auto lo eth0 eth0:1 eth0:2 eth0:3 eth0:4 eth0:5 eth0:6 eth0:7 eth0:8 eth0:9
eth0
:10 eth0:11 eth0:12 eth0:13 eth0:14 eth0:15

iface eth0 inet static
     address 207.154.13.48
     netmask 255.255.255.224
     network 207.154.13.32
     broadcast 207.154.13.63
     gateway 207.154.13.33
     # dns-* options are implemented by the resolvconf package, if installed
     dns-nameservers 209.59.0.18 209.59.0.2
     dns-search neighborhoods.net

iface eth0:1 inet static
     address 207.154.13.49
     netmask 255.255.255.224
     broadcast 207.154.13.63
eth0:1 is an alias.


ummm... no, eth0:1 is a virtual interface riding on top of a physical one (eth0 being the physical interface).

--
In theory, there is no difference between theory and practice.
In practice, there is.   .... Yogi Berra


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