During his command, Oschmann created three additional fixed intercept stations, bringing the number to ten. He also ran the Cipher and Monitoring service, (German: Chiffrier und Horchleitstelle), that was created in 1921, to collect and decipher passive intelligence, that operated within and part of German Defense Ministry, (German: Reichswehrministerium). Due to the number of ministerial cipher bureaus that were proliferating in the defense ministry, Oschmann saw a need for a central agency, independent from the Abwehr, that would collect and decipher operational intelligence and pushed for the new agency and achieve independence from the German Defense Ministry, which eventually came about.