Mielestäni -kyllä (molemmat koneet):
dhcppc0:~ # cat /etc/hosts
#
# hosts This file describes a number of hostname-to-address
# mappings for the TCP/IP subsystem. It is mostly
# used at boot time, when no name servers are running.
# On small systems, this file can be used instead of a
# "named" name server.
# Syntax:
#
# IP-Address Full-Qualified-Hostname Short-Hostname
#
127.0.0.1 localhost
# special IPv6 addresses
#::1 localhost ipv6-localhost ipv6-loopback
#fe00::0 ipv6-localnet
#ff00::0 ipv6-mcastprefix
#ff02::1 ipv6-allnodes
#ff02::2 ipv6-allrouters
#ff02::3 ipv6-allhosts