https://www.cisco.com/c/en/us/td/docs/wireless/asr_5000/21-28/mode_g-f-cli-reference/21-28-cli-reference-g-h/m_sgsngtfor3config.html
Command Line Interface Reference, Modes G - H, StarOS Release 21.28 - GT-Format3 Configuration Mode...
GT-Format3 Configuration Mode Commands