this is the entry in the /etc/hosts

# Do not remove the following line, or various programs
# that require network functionality will fail.
192.168.1.35 oracle10g.pdcindscape.com oracle10g


DHCP i mean the ip address to this server is private IP.
It is not having a public IP ie 216 or 64 series.

we have a dhcp server that issues the IP address.

but for this server we have kept the IP address fixed.
while installing linux we gave this ip address.