You are the network administrator for Company. The network contains the server that runs Microsoft Small Business Server 2003. All client computers on the network are assigned IP addresses through…

You are the network administrator for Company. The network contains the server that runs Microsoft Small Business Server 2003. All client computers on the network are assigned IP addresses through DHCP. You install a high-security firewall device between the company network and the Internet. Users report that they cannot access web pages on the Internet. You can successfully ping the internal server and the ISP's DNS server from the client computer. You can also successfully resolve DNS queries for internal names, however, DNS queries for domain names on the Internet fail. You need to ensure that all client computers can resolve internal and external domain names. What should you?