actually depends on building management. some let tm hold keys. some insist to hold keys themselves.
the server room is owned by management but is leased/rented to TM.

installer install at my home that day completed late cos of no key. lucky explanation exceptable.. i was fuming mad at my management


anyhow, you mentioned operator said need to place fiber optic cable. maybe yours is highrise fiber?
VDSL is copper right.