About the D4_4_6_smtp_restrict_sender_4 Patch

This patch addresses the following issues:

  1. After installing the Version 4, please use the CLI command to flush the ldap cache, "ldap flushcache "" """.
  2. How to use this feature, please refer to these CLI commands for details, "help about ldap" and "help smtp set restrictsenderhost".
  3. This patch reboots the appliance.
  4. The patch can be removed (uninstalled).
  5. Patch removal also initiates a reboot of the appliance.
  6. The previous version of the patch, D4_4_6_smtp_restrict_sender, D4_4_6_smtp_restrict_sender_2, or D4_4_6_smtp_restrict_sender_3, should be removed if it exists on the system.

Installing the Patch

To install this patch:
  1. Use a telnet client to connect to the administration command-line interface on port 23 on your Mirapoint appliance.

  2. Log in as an administrator.

  3. Issue the following command:
    If the result returned is 4.4.6, you can install this patch.

  4. Install the D4_4_6_smtp_restrict_sender_4 patch using the following CLI command:

  5. Update Install ftp://ftp.mirapoint.com/pub/updates/D4_4_6_smtp_restrict_sender_4

Always check the system log after installing a patch regardless of whether installation succeeds or fails.