<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:georgia,serif"><div class="gmail_default" style="font-family:georgia,serif">I'm under the impression that ifconfig is deprecated on linux, so this may be why it's not supporting the full feature set.. </div></div></div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div style="font-size:small"><font face="georgia, serif"><br></font></div><div style="font-size:small"><font face="georgia, serif">Richard Kolb II</font></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Tue, Sep 18, 2018 at 10:24 AM, Derek Atkins <span dir="ltr"><<a href="mailto:warlord@mit.edu" target="_blank">warlord@mit.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span>Kyle Smith <<a href="mailto:askreet@gmail.com">askreet@gmail.com</a>> writes:<br>
<br>
> Totally legitimate feature/functionality. I never understood why ifconfig<br>
> doesn't seem to support the full feature set of the kernel, probably just to<br>
> maintain legacy compatibility. IIRC it dates back to at least 2.2 and predates<br>
> IPv6 being compiled into most distros.<br>
><br>
> Having multi IP addresses on a single device is pretty critical to having<br>
> Linux act as a reasonably complex router, gateway, NAT gateway, etc.<br>
<br>
</span>It really only needs multiple addresses on a single physical device.<br>
It doesn't really matter if they are the same logical device or if they<br>
are virtual. I.e., it doesn't matter if it's eth0 or eth0:0.<br>
<br>
This is from personal experience.<br>
<span class="HOEnZb"><font color="#888888"><br>
-derek<br>
<br>
-- <br>
Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory<br>
Member, MIT Student Information Processing Board (SIPB)<br>
URL: <a href="http://web.mit.edu/warlord/" target="_blank" rel="noreferrer">http://web.mit.edu/warlord/</a> PP-ASEL-IA N1NWH<br>
<a href="mailto:warlord@MIT.EDU">warlord@MIT.EDU</a> PGP key available<br>
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