Team Melli head coach Roberto Piazza was scheduled to come to Tehran on Monday.
The Italian coach was named Team Melli coach in early September but has not traveled to Iran yet.
Piazza will finalize his deal with the Iran volleyball federation and also hold a meeting with the head of the federation Milad Taghavi.
Piazza has replaced Brazilian coach Mauricio Motta Paes.
An Iranian assistant will be named on Monday.