Re: [Softwires] Comment about draft-dhankins-softwire-tunnel-option

2009-11-17 Thread Dayong Guo
Yes,  it seems that FQDN is NOT better thar IPv6 Address of DSlite CGN.  A
CPE needs two operations (one DHCP, one DNS) to discover CGN too.

DHCP has same  load distribution function as DNS-based.

Dayong Guo

 

 -Original Message-
 From: softwires-boun...@ietf.org 
 [mailto:softwires-boun...@ietf.org] On Behalf Of 
 mohamed.boucad...@orange-ftgroup.com
 Sent: Tuesday, November 17, 2009 2:36 PM
 To: Dave Thaler; softwires@ietf.org
 Subject: Re: [Softwires] Comment about 
 draft-dhankins-softwire-tunnel-option
 
 
 Dear Dave, all,
 
 I'm not talking about that, but when I don't want to add any 
 entry to my DNS due to some reasons (avoid extra 
 configuration task of DNS for instance.)
 
 Cheers,
 Med
  
 
 -Message d'origine-
 De : Dave Thaler [mailto:dtha...@microsoft.com] Envoyé : 
 lundi 16 novembre 2009 23:54 À : BOUCADAIR Mohamed 
 NCPI/NAD/TIP; softwires@ietf.org Objet : RE: Comment about 
 draft-dhankins-softwire-tunnel-option
 
 You can resolve an FQDN to a list of IPv6 addresses, so it 
 seems to already provide that ability just with an FQDN.
 
 -Dave
 
  -Original Message-
  From: softwires-boun...@ietf.org 
 [mailto:softwires-boun...@ietf.org] 
  On Behalf Of mohamed.boucad...@orange-ftgroup.com
  Sent: Monday, November 16, 2009 5:34 AM
  To: softwires@ietf.org
  Subject: [Softwires] Comment about draft-dhankins-softwire-tunnel- 
  option
  
  
  Dear authors, all,
  
  The current version of the draft defines a single option 
 which is used 
  to convey one FQDN pointing to a DS-lite CGN. The use of 
 FQDN may have 
  several advantages compared to a plain IPv6 address such as 
 enabling 
  DNS-based load distribution among a set of CGN devices. 
 Nevertheless, 
  this should not preclude to define an option to convey a (list) of 
  IPv6 address instead of FQDN. It is up to the service providers to 
  decide whether enclosing an IP address or a FQDN in the 
 ds-lite DHCP 
  option is more appropriate in their contexts.
  
  Is there any reason why the draft defines only the FQDN option?
  
  Cheers,
  Med

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Re: [Softwires] Comment about draft-dhankins-softwire-tunnel-option

2009-11-16 Thread mohamed.boucadair

Dear Dave, all,

I'm not talking about that, but when I don't want to add any entry to my DNS 
due to some reasons (avoid extra configuration task of DNS for instance.)

Cheers,
Med
 

-Message d'origine-
De : Dave Thaler [mailto:dtha...@microsoft.com] 
Envoyé : lundi 16 novembre 2009 23:54
À : BOUCADAIR Mohamed NCPI/NAD/TIP; softwires@ietf.org
Objet : RE: Comment about draft-dhankins-softwire-tunnel-option

You can resolve an FQDN to a list of IPv6 addresses, so it seems to
already provide that ability just with an FQDN.

-Dave

 -Original Message-
 From: softwires-boun...@ietf.org [mailto:softwires-boun...@ietf.org] On
 Behalf Of mohamed.boucad...@orange-ftgroup.com
 Sent: Monday, November 16, 2009 5:34 AM
 To: softwires@ietf.org
 Subject: [Softwires] Comment about draft-dhankins-softwire-tunnel-
 option
 
 
 Dear authors, all,
 
 The current version of the draft defines a single option which is used
 to convey one FQDN pointing to a DS-lite CGN. The use of FQDN may have
 several advantages compared to a plain IPv6 address such as enabling
 DNS-based load distribution among a set of CGN devices. Nevertheless,
 this should not preclude to define an option to convey a (list) of IPv6
 address instead of FQDN. It is up to the service providers to decide
 whether enclosing an IP address or a FQDN in the ds-lite DHCP option is
 more appropriate in their contexts.
 
 Is there any reason why the draft defines only the FQDN option?
 
 Cheers,
 Med
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