[jcifs] inconsistent NtlmHttpFilter behaviour

[Eric]

Anand,

If you can get a packet capture from the server (i.e. the box with the 
jCIFS filter), that would contain both the HTTP and SMB traffic.  This 
would be helpful in diagnosing this.  At first glance I didn't see 
anything too weird.

> 
> Your packet captures do not contain any SMB traffic. One known problem is
> that if the server is using SMB signing (i.e. Win2k3 uses it by default)
> it will successfully authenticate the first user but subsequent
> authentications within the jcifs.smb.client.soTimeout period will fail. We
> are still speculating about how that should be fixed.
>