The Libraesva Email Archiver assigns to each archived email a protocol number, which is an unique identifier of each archived emails.
This protocol number is unique and immutable, so you can uniquely identify each email on your the Archiver by using it.
The protocol number automatically applies to all archived emails.
When consulting an email, the protocol number is visible in the email details.
By using the advanced search, it’s possible to search emails based on the protocol number.