NFS Services Administrator's Guide

Troubleshooting NFS Services
Common Problems with NIS
Chapter 8312
If an NIS Client Cannot Bind to a Server
If NIS commands return any of the following messages,
ypcat: can’t bind to an NIS server for domain domainname
ypmatch: can’t match key.
reason: can’t communicate with ypbind
ypwhich: clntudp_create error RPC_PROG_NOT_REGISTERED
then ypbind is not running on the client. Issue the following command to
start all the NIS client processes:
/sbin/init.d/nis.client start