Re: [IPsec] Spencer Dawkins' No Objection on draft-ietf-ipsecme-split-dns-14: (with COMMENT)
Tero Kivinen <kivinen@iki.fi> Wed, 28 November 2018 12:25 UTC
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Date: Wed, 28 Nov 2018 14:25:40 +0200
From: Tero Kivinen <kivinen@iki.fi>
To: Paul Wouters <pwouters@redhat.com>
Cc: Spencer Dawkins <spencerdawkins.ietf@gmail.com>, ipsec@ietf.org, draft-ietf-ipsecme-split-dns@ietf.org, The IESG <iesg@ietf.org>
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Subject: Re: [IPsec] Spencer Dawkins' No Objection on draft-ietf-ipsecme-split-dns-14: (with COMMENT)
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Paul Wouters writes: > I did not really want to do that. It would also require updating RFC > 7296. So instead, I just pushed a change with: > > - assigned domains. DNS queries for other domains MUST be sent to the > - regular DNS service of the client. > + assigned domains. DNS queries for other domains SHOULD be sent to > + the regular DNS service of the client unless it prefers to use the > + IPsec tunnel for all its DNS queries. For example, the client could > + trust the IPsec provided DNS servers more than the locally provided > + DNS servers especially in the case of connecting to unknown or > + untrusted networks (eg coffee shops or hotel networks). Or the > + client could prefer the IPsec based DNS servers because those provide > + additional features over the local DNS servers. > > > Anyways I think changing that to say "SHOULD be sent" could work > > better, i.e., depending on the policy clients could either send > > requests to normal DNS server or to the server provided in IKE. > > Yes, done. see above. Looks good. > > Note, that the original configuration payload was supposed to provide > > similar information than what DHCP does, so client does not need to > > have anything preconfigured, but can get the whole network > > configuration from the server. This included addresses, dns servers, > > etc, and even DHCP server address that it can use to get attributes > > not included in the configuration payload. Usually the configuration > > parameters received from configuration payload replaced the parameters > > they had before. > > Yes, but with split-tunnel, the client is clearly stepping in with one > foot while keeping the other foot dry :) Agreed. My text was mostly to explain people not familiar with configuration payload what was the original meaning for them in non-split-tunnel context. -- kivinen@iki.fi
- [IPsec] Spencer Dawkins' No Objection on draft-ie… Spencer Dawkins
- Re: [IPsec] Spencer Dawkins' No Objection on draf… Paul Wouters
- Re: [IPsec] Spencer Dawkins' No Objection on draf… Paul Wouters
- Re: [IPsec] Spencer Dawkins' No Objection on draf… Tero Kivinen
- Re: [IPsec] Spencer Dawkins' No Objection on draf… Paul Wouters
- Re: [IPsec] Spencer Dawkins' No Objection on draf… Tero Kivinen