[jcifs] UnknownHosts..

[Michael B Allen]

You need WINS to resolve across subnets. Otherwise try the DNS name and
take WINS out of resolveOrder.

Mike

On Thu, 17 Aug 2006 15:25:08 +0100
jbaker-jcifs at javasystemsolutions.com wrote:

> Hi,
> 
> I have another bizarre error:
> 
> [Thu Aug 17 14:50:20 CEST 2006] 
> NameQueryRequest[nameTrnId=1,isResponse=false,op
> Code=QUERY,isAuthAnswer=false,isTruncated=false,isRecurAvailable=false,isRecurDe
> sired=true,isBroadcast=false,resultCode=0,questionCount=1,answerCount=0,authorit
> yCount=0,additionalCount=0,questionName=MATERNA<1C>,questionType=0x0020,question
> Class=IN,recordName=null,recordType=0x0000,recordClass=0x0000,ttl=0,rDataLength=
> 0]
> [Thu Aug 17 14:50:20 CEST 2006] 00000: 00 01 01 00 00 01 00 00 00 00 00 00 
> 20 45
>  4E 45  |............ ENE|
> 00010: 42 46 45 45 46 46 43 45 4F 45 42 43 41 43 41 43  |BFEEFFCEOEBCACAC|
> 00020: 41 43 41 43 41 43 41 43 41 43 41 42 4D 00 00 20  |ACACACACACABM.. |
> 00030: 00 01                                            |..              |
> 
> [Thu Aug 17 14:50:23 CEST 2006] ServletExec: caught exception - 
> java.net.Unknown
> HostException: MATERNA
> [Thu Aug 17 14:50:23 CEST 2006] java.net.UnknownHostException: MATERNA
> [Thu Aug 17 14:50:23 CEST 2006]         at 
> jcifs.netbios.NameServiceClient.getAl
> lByName(NameServiceClient.java:292)
> [Thu Aug 17 14:50:23 CEST 2006]         at 
> jcifs.netbios.NbtAddress.getAllByName
> (NbtAddress.java:454)
> [Thu Aug 17 14:50:23 CEST 2006]         at 
> jcifs.smb.SmbSession.getChallengeForD
> omain(SmbSession.java:95)
> [Thu Aug 17 14:50:23 CEST 2006]         at 
> jcifs.http.NtlmHttpFilter.negotiate(N
> tlmHttpFilter.java:150)
> [Thu Aug 17 14:50:23 CEST 2006]         at 
> jcifs.http.NtlmHttpFilter.doFilter(Nt
> lmHttpFilter.java:114)
> 
> In this instance, the host is only found if WINS is switched on, yet the 
> domain name MATERNA is pingable (and resolvable) by the Windows DC.
> 
> It must be some Windows configuration issue because I've never seen this 
> problem before, even when running jcfis on a machine that can not resolve 
> any windows domain name (I assume the exception is being generated by 
> jcifs because Windows can not negotiate the name?).
> 
> 
> 
> John
> 


-- 
Michael B Allen
PHP Active Directory SSO
http://www.ioplex.com/