Start Updating destination list delivery server has failed

Updating destination list delivery server has failed

These failures include the full range of problems resulting from implementation errors or an unreliable connection.

If this code accompanies a delivery failure report, sending in the future may be successful.

For Internet mail names, this means the address portion to the right of the "@" is invalid for mail. The mailbox address as specified matches one or more recipients on the destination system.

This may result if a heuristic address mapping algorithm is used to map the specified address to a local mailbox name.

The security or policy status codes report failures involving policies such as per-recipient or per-host filtering and cryptographic operations.