QNX & LAN connection *newbie*

Hi, I’m new using qnx and a UN*X system. I don’ t reach to connect using my
lan connection.
My configuration:

Host Name: wanadoo.fr
DNS servers:62.161.120.11

physical address: <— what is this for?
DHCP Enabled: yes
IP: **********
Subnet Mask: 255.255.248.0
Default Gateway: 62.161.96.1
DHCP server:62.161.120.11

Thanks to help me !