comms#telecom_network_object__telecomnetworkobject
  supertype:  telecom_object  network
  subtype:  VPN  (virtual) private network
  subtype:  IBDN  integrated building distribution network
  subtype:  CTI  computer telephony integration
  subtype:  GSM  group special mobile, global system mobile, cellular, mobile phone, pcs
  subtype:  SS7  signaling system, ccs7, common channel signal
  subtype:  SONET  SDH

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