Re: Chaining vs Referrals ?? -Reply
D.W.Chadwick@iti.salford.ac.uk Wed, 28 February 1996 23:06 UTC
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From: D.W.Chadwick@iti.salford.ac.uk
Date: Wed, 28 Feb 1996 16:43:00 -0000
To: osi-ds@cs.ucl.ac.uk
Subject: Re: Chaining vs Referrals ?? -Reply
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Content-Length: 1507 Content-Type: text/plain Message-ID: <s12f080a.007@fromGW> X-Mailer: Novell GroupWise 4.1 Date: Sat, 24 Feb 1996 12:20:14 -0800 From: Ed_Reed@novell.com (Ed Reed) To: osi-ds@cs.ucl.ac.uk, LIVINGSTON-C@smtpgw.nctsw.navy.mil Subject: Chaining vs Referrals ?? -Reply Technically, the chaining approach is required when full DUA-DSA connectivity is not possible, either because there are multiple protocols and the DUAs don't support them all, or because of intentional discontinuities, such as Firewalls. ---------------------------- Ed You might be interested to know that we are building an X.500 firewall at Salford (a proxy server - we actually call it a Guardian DSA), and one of its features will be to take a DAP request from a DUA on the secure network and forward it as another DAP request, to a DSA on the insecure network (the latter DSA may for example have returned a "returnToDUA referral") So this is another variant of the chaining approach, only this time the Guardian DSA is acting as a proxy DUA. David
- Chaining vs Referrals ?? -Reply Ed Reed
- Re: Chaining vs Referrals ?? -Reply Colin Robbins
- Re: Chaining vs Referrals ?? -Reply KM
- Re: Chaining vs Referrals ?? -Reply D.W.Chadwick