Miles, nslookup has been deprecated for years and shouldn't be used. I'd recommend looking at using the replacement called 'dig' for queries. See if that solves your problems. Cheers, Mark Miles O'Neal wrote: > Since forever, the Linux nslookup command hasn't supported > "help" or "ls", at least. Has this changed in EL5? Can > anyone receommend a better version of nslookup for linux? > > Thanks, > Miles > > -- Mr. Mark V. Stodola Digital Systems Engineer National Electrostatics Corp. P.O. Box 620310 Middleton, WI 53562-0310 USA Phone: (608) 831-7600 Fax: (608) 831-9591