Hi, Edi CAHYADI wrote: > Hi All, > > I have 2 servers: > hostA: RedHat Linux 2.4.21-40.EL > hostB: HP-UX 10.20 > >>From hostA, I can't lookup hostB even though I put its entry in /etc/hosts file. Commands like host, dig and nslookup are DNS lookup utilities and so don't use the configuration defined in /etc/nsswitch.conf. The switch file is used to define different ways to find host names (amongst other things) of which DNS is just one. Cheers Adam - To unsubscribe from this list: send the line "unsubscribe linux-admin" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html