MS-Exchange Firewall Configuration

This appendix explains how you can configure the PIX Firewall to support Microsoft Exchange by creating access-list command statements for NetBIOS and TCP. The example that follows will work for two Windows NT Servers; one on the inside network of the PIX Firewall, and the other on the external network from where you want to send and receive mail. Once Microsoft Exchange is functioning across the PIX Firewall, users can send and receive mail with mail clients on platforms other thanWindows NT. | APPENDIX MS-Exchange Firewall Configuration This appendix explains how you can configure the PIX Firewall to support Microsoft Exchange by creating access-list command statements for NetBIOS and TCP. The example that follows will work for two Windows NT Servers one on the inside network of the PIX Firewall and the other on the external network from where you want to send and receive mail. Once Microsoft Exchange is functioning across the PIX Firewall users can send and receive mail with mail clients on platforms other than Windows NT. Before starting complete the following Determine the PIX Firewall s global address you will use in the static command statement. Have previously installed Microsoft Exchange on both Windows NT systems. Select the Windows NT system from the Administrator login. Determine the IP address computer name and domain name of each Windows NT system. Click Start Settings Control Panel Network and click the entry for the Ethernet adapter. Then click Properties. The information you need appears on the IP Address tab and DNS Configuration tab. This appendix includes the following sections Configuring the Microsoft Exchange Servers Configuring the PIX Firewall Configuring the Outside Server Configuring the Inside Server Configuring Both Systems After Rebooting Configuring the Microsoft Exchange Servers The information that follows describes the configuration required for two Windows NT systems to pass mail across the PIX Firewall. Note To use the procedure that follows you should be completely familiar with Microsoft Exchange and the administrative functionality of your Windows NT Server. To help understand the procedure discussed in this appendix Table C-1 lists the host names their IP addresses and the domains. Cisco PIX Firewall and VPN Configuration Guide I 78-13943-01 C-1 Appendix C MS-Exchange Firewall Configuration Configuring the PIX Firewall Table C-1 Names and Addresses System Name IP Address Domain Outside Windows NT Server outserver .