PMDF System Manager's Guide

Chapter 29
29	The PMDF Queue to E-mail Symbiont (OpenVMS)
29.1	Symbiont Configuration
29.2	Option Files
29.3	Sending Mail with the Symbiont
29.4	Printing Documents from Word Processors
29.4.1	Adding PostScript Support
29.4.2	Character Set Handling
Chapter 30
30	E-mail Firewalls and Other E-mail Security Considerations
30.1	What is an e-mail Firewall?
30.1.1	The e-mail Firewall Orientation
30.2	Preliminary Tasks Before Setting Up an e-mail Firewall
30.2.1	Have an Internet Firewall in Place
30.2.2	Security and e-mail Policies
30.3	The PMDF Firewall Configuration Utility
30.4	Firewall Configuration Features
30.4.1	Separating Message Traffic
30.4.1.1	Separating SMTP Over TCP/IP Message Traffic
30.4.1.1.1	Sample Configuration with Separate TCP/IP Channels
30.4.1.2	The Case of an Internal Mailhub
30.4.1.2.1	Sample Configuration With an Internal Mailhub System
30.4.2	Postmaster Messages
30.4.3	Logging and Tracking Messages and Connections
30.4.3.1	Logging Messages Passing through PMDF
30.4.3.1.1	Extra Logging Detail
30.4.3.2	Snapshots of Message Traffic through PMDF
30.4.3.3	Monitoring TCP/IP Connections to the Dispatcher
30.4.4	Controlling Address Rewriting and Controlling Message Pathways
30.4.4.1	Sample Configuration Controlling Internal Domain Rewriting
30.4.5	Controlling e-mail Access
30.4.5.1	Staticly Controlling e-mail Access
30.4.5.2	Sidelining Messages for Manual Inspection
30.4.5.3	Dynamically Controlling e-mail Access, and Defending Against Denial of Service Attacks
30.4.6	Controlling External Stimulation of Message Delivery
30.4.7	Controlling e-mail Content and Message Priority
30.4.7.1	Imposing Message Size Limits
30.4.7.2	Message Priority and Size Limits
30.4.7.3	Imposing Message Sensitivity Limits
30.4.7.4	Filtering Based on Message Headers
30.4.7.5	Checking or Filtering Message Content
30.4.7.6	Verifying Message Integrity
30.4.8	Restricting or Controlling Information Emitted
30.4.8.1	Restricting Access to PMDF Information via the PMDF HTTP Server
30.4.8.2	SMTP Probe Commands
30.4.8.3	Internal Names in Received: Headers
30.4.8.4	Centralized Naming and Internal Addresses
30.5	Other Features and Techniques that can Impact an e-mail Firewall
30.5.1	General Performance Issues on an e-mail Firewall
30.5.2	Additional Channel Keywords
30.5.3	Rightslist Identifiers and Group ids
30.5.4	PMDF Options
Part 3
Part 3	Part 3
Chapter 31
31	Utilities on OpenVMS
31.1	Command Line Utilities on OpenVMS
Command 1	CACHE/CLOSE
Command 2	CACHE/REBUILD
Command 3	CACHE/SYNCHRONIZE
Command 4	CHBUILD
Command 5	CLBUILD
Command 6	CNBUILD
Command 7	CONFIGURE
Command 8	CONVERT
Command 9	convert_cache.com
Command 10	COUNTERS/CLEAR
Command 11	COUNTERS/CRDB
Command 12	COUNTERS/SHOW
Command 13	COUNTERS/SYNCHRONIZE
Command 14	COUNTERS/TODAY
Command 15	CRDB
Command 16	DCF
Command 17	DUMPDB
Command 18	G3
Command 19	INSTALL
Command 20	KILL
Command 21	LICENSE
Command 22	PASSWORD
Command 23	PROCESS
Command 24	QCLEAN
Command 25	QTOP
Command 26	RESTART
Command 27	RETURN
Command 28	SHUTDOWN
Command 29	STARTUP
Command 30	TEST/CC
Command 31	TEST/CHANNEL X400
Command 32	TEST/FAX_ROUTING
Command 33	TEST/FF
Command 34	TEST/GROUPWISE
Command 35	TEST/LN
Command 36	TEST/MAPPING
Command 37	TEST/MATCH
Command 38	TEST/MHS
Command 39	TEST/REWRITE
Command 40	TEST/URL
Command 41	TEST/WPO
Command 42	VERSION
31.2	Interactive Utilities on OpenVMS
31.2.1	QM: Queue Management Utility
Command 43	CLEAN
Command 44	COUNTERS CLEAR
Command 45	COUNTERS CRDB
Command 46	COUNTERS SHOW
Command 47	COUNTERS SYNCHRONIZE
Command 48	COUNTERS TODAY
Command 49	DATE
Command 50	DELETE
Command 51	DIRECTORY
Command 52	EDIT_FAX
Command 53	EXIT
Command 54	HELD
Command 55	HELP
Command 56	HISTORY
Command 57	HOLD
Command 58	QUIT
Command 59	READ
Command 60	RELEASE
Command 61	RETURN
Command 62	SPAWN
Command 63	SUMMARIZE
Command 64	TOP
Command 65	VIEW
31.2.2	TEST/X400: X.400 and Message Router Address and File Testing Utility
Command 66	PMDF TEST/X400
Command 67	DECODE DDRFC822
Command 68	DECODE PERSONAL
Command 69	DUMP BER
Command 70	DUMP FILE
Command 71	DUMP NBS
Command 72	ENCODE DDRFC822
Command 73	ENCODE PERSONAL
Command 74	EXIT
Command 75	HELP
Command 76	QUIT
Command 77	SET DATABASE
Command 78	SET DEBUG
Command 79	SET ENVELOPE
Command 80	SET FORWARD
Command 81	SET HEADER
Command 82	SET LHS_ORDER
Command 83	SET LOCALHOST
Command 84	SET ORNAME
Command 85	SET REVERSE
Command 86	SET RHS_ORDER
Command 87	SET STYLE
Command 88	TEST NUMERIC
Command 89	TEST PRINTABLE
Command 90	TEST TRACE
Command 91	TRANSLATE 822_TO_AVPL
Command 92	TRANSLATE ASCII_TO_PRINTABLESTRING
Command 93	TRANSLATE AVPL_TO_822
Command 94	TRANSLATE OID
Command 95	TRANSLATE PRESENTATION_TO_AVPL