Re: [shara] dynamic allocation of port ranges in draft-bajko-v6ops-port-restricted-ipaddr-assign

<Gabor.Bajko@nokia.com> Tue, 17 March 2009 01:04 UTC

From: <Gabor.Bajko@nokia.com>
To: <dwing@cisco.com>, <shara@ietf.org>
Date: Tue, 17 Mar 2009 02:05:06 +0100
Thread-Topic: [shara] dynamic allocation of port ranges in draft-bajko-v6ops-port-restricted-ipaddr-assign
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Subject: Re: [shara] dynamic allocation of port ranges in draft-bajko-v6ops-port-restricted-ipaddr-assign
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  >I interpret the highlighted phrase to mean the PRR provides a range of
  >ports on a *different* IP address.  Is that the intent?  

The intention was to say that the server may allocate an additional set of ports, which may belong to the same or different IP address.

  >Is that the intent?  I had expected
  >that sentence in the I-D to conclude with "... offer the client
  >additional ports on the same IP address as previously allocated."

Yes, that would simplify considerably both the client and server operation. I can add a clarification that the server should allocate additional ports belonging to the same IP address (if possible).

- gabor


  >-----Original Message-----
  >From: shara-bounces@ietf.org [mailto:shara-bounces@ietf.org] On Behalf Of
  >ext Dan Wing
  >Sent: Wednesday, March 11, 2009 5:41 PM
  >To: shara@ietf.org
  >Subject: [shara] dynamic allocation of port ranges in draft-bajko-v6ops-
  >port-restricted-ipaddr-assign
  >
  >I was pleased to see the new "Dynamic allocation of port ranges" section
  >in
  >draft-ymbk-aplusp-03.  While digging into the details a bit, I saw in
  >Section 4.2 of draft-bajko-v6ops-port-restricted-ipaddr-assign-02:
  >
  >   When the server detects that a client with a specific hardware
  >   address, having already been allocated with a port restricted IP
  >   address, sent another DHCPDISCOVER, it MAY, based on local policy,
  >   offer the client with additional port restricted IP address.
  >                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  >
  >I interpret the highlighted phrase to mean the PRR provides a range of
  >ports on a *different* IP address.  Is that the intent?  I had expected
  >that sentence in the I-D to conclude with "... offer the client
  >additional ports on the same IP address as previously allocated."
  >
  >-d
  >
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  >shara mailing list
  >shara@ietf.org
  >https://www.ietf.org/mailman/listinfo/shara

[shara] dynamic allocation of port ranges in draf… Dan Wing
Re: [shara] dynamic allocation of port ranges in … Gabor.Bajko
Re: [shara] dynamic allocation of port ranges ind… Dan Wing