Hi,

I'd like confirmation of something is possible, but first best to detail what I 
want:

I want to use a separate computer account to authenticate my users against. I 
know that this requires an HTTP.keytab and computer in AD with SPN. I would 
like to use MKTSUTIL for this.
If my proxy server is called SQUID1 and is already happily joined to the domain 
then I need to create a new machine account which I will call AUTH1.

1) Do I need to create a DNS entry for AUTH1 (with the same IP as SQUID1)?
2) If so, do I need just an A record?
3) I have evidently got confused over the msktutil switches and values and so 
I'm specifying something wrong. What have I done? See below...

I used this command after a kinit myusername:
msktutil -c -b "CN=COMPUTERS" -s HTTP/squid1.[mydomain] iz -k 
/etc/squid/HTTP.keytab --computer-name auth1 --upn HTTP/squid1 --server dc1 
-verbose

This created the computer account auth1 in the computers ou, added 
HTTP/squid1.mydomain to SPN and HTTP/squid1.mydom...@mydomain to the UPN.
It also created the keytab HTTP.keytab. Klist reports:

   2 HTTP/squid1.[mydoma...@[mydomain]
   2 HTTP/squid1.[mydoma...@[mydomain]
   2 HTTP/squid1.[mydoma...@[mydomain]

However cache.log shows this when I then fire up me IE

2010/04/14 14:52:46| authenticateNegotiateHandleReply: Error validating user 
via Negotiate. Error returned 'BH gss_acquire_cred() failed: Unspecified GSS 
failure.  Minor code may provide more information. No principal in keytab 
matches desired name'

Thanks as always,
Nick




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