New Zealand ADSL Mailing List


RE: Redback and IP Address -Reply -Reply

From: Marcus Steeneken <SteenekenM_at_caa.govt.nz>
Date: Tue, 18 May 1999 11:05:40 +1200
Message-ID: <71C4A4E74EB8D1118A480000F806416A5CF3C4@exchange.caa.govt.nz>

This all sounds good BUT!

up until a couple of days ago I had the same IP in the last two days I have
had 4 different IP's and I haven't even booted my M10.

How do you explain this!

> -----Original Message-----
> From: Mark Barlow [mailto:Mark.Barlow@telecom.co.nz]
> Sent: Monday, 17 May 1999 17:00
> To: adsl@freebsddiary.cx
> Subject: Redback and IP Address -Reply -Reply
>
>
> Just to clarify,
> The Redback holds a dynamic pool provided by the ISP from
> which it allocates IP's dynamically. However, it also caches
> the last IP that you were allocated and will reallocate this
> if it hasn't been taken by anyone else. This should never
> occur as the ISP's have to provide a pool of IP's that is
> bigger than the number of users they are connecting. Hence
> you should always get the same IP unless the Redback
> scrambles it's caching files or they get reset some other way.
> This means that the IP you get is 'dynamic' and Telecom
> cannot guarantee that it won't change. ( 'dynamic' not
> 'static' but I think the difference is moot! ).
>
> Mark Barlow :-)
> ADSL Manager
> e: mark.barlow@telecom.co.nz
>
>
>
> >>> Steven Jones <StevenJ@ghw.co.nz> 17/May/1999 03:34pm >>>
>
>
> >>> Kit Mitchell <kit@hypostasis.com> 17/May/1999 03:07pm >>>
> Hi
> From http://www.redback.com/solutions/wp_redback.asp
> >When an end user begins a session with
> >a specific user ID in the form of
> >"user_ID@domain_name.com" the RADIUS
> >database automatically binds that
> >profile request to the appropriate
> >access router. The configuration of
> >each context is dependent upon the
> >RADIUS profile invoked when the end
> >user logs in.
> Anyone able to comment on how this might interact with DHCP or
> _prevent_ fixed IPs which is what I though had been more or less
> stated ?
>
> Um, we get technical here (I may not have heard correctly), we went
> through this on friday night, if I understood Mark Barlow correctly,
> effectively we have static IPs as the redback holds the details in a
> database, on a 'normal' fall over of the red back when it reboots we
> regain our 'static' IPs from the database, its only on a
> serious crash that
> the redback may have a corrupted database that is unusable so we
> would get a new IP, effectively our dynamic IPs are static in
> all but name,
> at least at present.
>
> The reason we cannot get true static Ips at present is the
> redback is a
> new company and their software/hardware is still young, later
> true static
> may well be possible as the software matures and features are added.
> Mark said he turns his adsl off at the help desk every night
> and always
> regains his 'static' IP.
>
> Hope Ive written accurately
>
> Thing
>
>
>
>
>
> To unsubscribe: send mail to majordomo@freebsddiary.cx
> with "unsubscribe adsl" in the body of the message
>
>
>
> To unsubscribe: send mail to majordomo@freebsddiary.cx
> with "unsubscribe adsl" in the body of the message
>

To unsubscribe: send mail to majordomo@freebsddiary.cx
with "unsubscribe adsl" in the body of the message
Received on Tue May 18 11:05:40 1999


This archive was generated by hypermail 2.2.0 : Thu Nov 30 11:48:35 2006 EST