Symbol 5499 from IEC 60417 - Title/Meaning: Basic diversion Function/description: To identify the control by which a call to this telephone is diverted to another telephone.
Additional information: 
See ITU-T Recommendation E.121
Published in: Supplement J, 1990
Own work using: iso.org/obp/graphics/grs/857d392b-9c08-4ee3-8161-ce21b52f0078 200.png
Vectorization:  Mrmw