IP Aliases on a DHCP Network

Jon Dean jon.dean at deanuk.net
Fri May 24 17:13:04 BST 2002


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Hello All.
 
One quick question:
Is it possible to get a network interface to obtain a second IP address
from a DHCP server and use it as an alias on the interface?
I've looked over the docs and googled but I can't find anything relating
to this.
 
Thanks in advance.
 
(OS: FreeBSD 4.5-RELEASE)
 
 
---
Jon Dean (www.jondean.com)
Dept. Computer Science (www.dcs.ex.ac.uk)
University of Exeter, UK
 

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<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Hello All.<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>One quick question:<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Is it possible to get a network interface to obtain a =
second
IP address from a DHCP server and use it as an alias on the =
interface?<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>I&#8217;ve looked over the docs and <span =
class=3DSpellE>googled</span>
but I can&#8217;t find anything relating to =
this.<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Thanks in advance.<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>(OS: FreeBSD =
4.5-RELEASE)<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>---</span></font><span =
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yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><st1:PersonName
style=3D"BACKGROUND-POSITION: left bottom; BACKGROUND-IMAGE: =
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 size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial;mso-no-proof:
 yes'>Jon Dean </span></font></st1:PersonName><font size=3D2 =
face=3DArial><span
style=3D'font-size:10.0pt;font-family:Arial;mso-no-proof:yes'>(<a
href=3D"http://www.jondean.com">www.jondean.com</a>)</span></font><span
style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>Dept. Computer Science (<a
href=3D"http://www.dcs.ex.ac.uk">www.dcs.ex.ac.uk</a>)</span></font><span=

style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

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  =
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of
  Exeter</span></font></st1:City><font size=3D2 face=3DArial><span
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</span></font><st1:country-region><font
  size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial;mso-no-proof:
  yes'>UK</span></font></st1:country-region></st1:place><o:p></o:p></p>

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style=3D'font-size:
12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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