authentiaction slowness question

[Kevin Coffman]

> Doug Levy wrote:
> > I'm running the Leash client Version 2.6.3.20040525 to authenticate to 
> > Kerberos 5.  The authentication process runs very quickly both from work 
> > and anywhere I travel (laptop, hotels, wireless, wired, etc.).  However, 
> > whenever I authenticate from home via my ISP cable modem, it takes 
> > literally 2 minutes or more before the authentication completes.  Any 
> > suggestions about what could cause this and/or what to tell my ISP to help 
> > them troubleshoot it?
> 
> 
> Could be UDP vs TCP. You could add to the krb5.ini [libdefaults]
> udp_preference_limit = 1  This will always use TCP to the KDC.

AFAIK, UMICH.EDU hasn't enabled TCP, so this is unlikely to help.

> Try an ethereal trace to see what and when packets are being sent, lost
> and received.

This would be helpful.