Telecommunications are the nerve center of the EOC. In addition to PABX, the building is equipped with Inmarsat and Vsat. Microwave connects the building with Taipei 101 and the Fire Department. A system combining police, fire, health, water and amateur wireless telecommunication is also in place. It is also supported by the 2nd EOC.
Four kinds of telecommunications: PABX, satellite, microwave and wireless (VHF, UHF, EDACS)