COMPAQ Cover Letter for Compaq TCP/IP Services for OpenVMS Version 5.3 AV-PU3ZS-TE July 2002 Dear Customer: Thank you for purchasing Compaq TCP/IP Services for OpenVMS networking software. The Compaq TCP/IP Services for OpenVMS software product is the OpenVMS implementation of the industry- standard TCP/IP protocol suite and internet services for OpenVMS Alpha and OpenVMS VAX systems. For a complete description of this product, see the Compaq TCP/IP Services for OpenVMS Version 5.3 Software Product De- scription (SPD 46.46.15). Mandatory Update TCP/IP Services V5.3 requires that you also install the Manda- tory Update (MUP) kit, DEC-ACPVMS-TCPIP_MUP_V0503-181-4. This MUP is installable on Alpha systems running OpenVMS Versions 7.2-1 through 7.3-1. This MUP corrects a problem found by customers running the OpenVMS NFS Server. In some cases, customers have encountered floating-point errors in application code when the NFS Client is accessing the OpenVMS NFS Server. To obtain the MUP kit, contact your Compaq support representa- tive. Features The Compaq TCP/IP Services for OpenVMS software is based on the Berkeley Software Distribution (BSD) Versions 4.3 and 4.4, with enhancements from Compaq Computer Corporation. This release of Compaq TCP/IP Services for OpenVMS features the following enhancements: o Increased IPv6 functionality, including mobile correspondent node support and 4to6 transition o Support for OpenVMS Extended File Specifications in FTP and NFS o LPD clusterwide failover o New IMAP mail server o NTP Version 4 o BIND Version 9 server o Kerberos authentication for TELNET connections o UNIX subsystem configuration Release Notes The Compaq TCP/IP Services for OpenVMS Release Notes describes the problems fixed in this release. The release notes are lo- cated on the distribution media in the same directory as the software kits. After installation, the text version of the release notes is located in SYS$HELP:TCPIP053.RELEASE_NOTES. A PostScript version is also available in SYS$HELP:TCPIP053_ RELEASE_NOTES.PS. Licenses The Compaq TCP/IP Services for OpenVMS product offers three licenses: o Server license. Provides complete product functionality. o Client license. Provides complete product functionality except for the following server components: NFS server, BIND server, PC-NFS server, remote BOOT server, RMT/RCD server, and IMAP server. o Client upgrade license. Provides the server components for customers who purchased a client license and who now require full server functionality. Media Changes (VAX Only) This version of TCP/IP Services software for OpenVMS VAX (QA- VHRAA-H8) is available on CD-ROM only. Documentation Feedback Compaq prides itself on responding to customer needs. To con- tinue serving you, we welcome your feedback about the Compaq TCP/IP Services for OpenVMS documents. Please send us your feedback through any of the following channels: Internet: openvmsdoc@compaq.com Fax: 603 884-3799, Attention: OSSG Documentation, ZKO3- 4/U08 Mail: Compaq Computer Corporation OSSG Documentation Group, ZKO3-4/U08 110 Spit Brook Rd. Nashua, NH 03062-2698 ©2002 Compaq Computer Corporation Compaq, the Compaq logo, Alpha, OpenVMS, Tru64, VAX, VMS, and the Digital logo are trademarks of Compaq Information Technolo- gies Group, L.P. in the U.S. and/or other countries. 2