Channel Mode: GSM channel mode, one of:

  • FR = Voice, Full Rate
  • EFR = Voice, Enhanced Full Rate
  • HR = Voice, Half Rate
  • AFR = Voice, AMR Full Rate
  • AHR = Voice, AMR Half Rate
  • CSD = Circuit-switched data
  • SIG = Signaling only


TCH ARFCN: Traffic Channel (TCH ARFCN) or Stand-alone Dedicated Control Channel (SDCCH ARFCN) or Packet Dedicated Traffic Channel (PDTCH ARFCN). Hopping channels are shown one at a time.

RLT: Radio Link Timeout, ratio of current value to maximum (= start) value, expressed in percent.

RxQual: Receive Bit Error Rate, RxQual.

Timeslots: List of timeslots in use,

Timing Adv: Timing Advance.

MS TxPower: UE Transmit Power (dBm).

Channel Type: Channel type, one of {BCCH, PBCCH, PDTCH, SDCCH, TCH/F, TCH/H}.

Subchannel:  Sub channel Number {0 ... 7}.

Ciphering: Ciphering Mode, one of {A5/1, A5/2, A5/3, GEA/1, GEA/2}.

Hopping: Identifies whether the current traffic channel has a hopping (1) or non-hopping (0) frequency set.

HSN: Hopping Sequence Number {0 ... 63}. Identifies the hopping sequence number to be used by the mobile when assigned to a hopping traffic channel on the serving cell.

MAIO: MAIO, Mobile Allocation Index Offset {0 ... 63}. Identifies the mobile allocation index number to be used by the mobile when assigned to a hopping traffic channel on the serving cell.

Speech Codec DL/UL: Voice codec and codec rate of downlink and up link.

Speech Quality DL/UL: AMR Speech Quality Indicator {Speech Good, Speech Degraded, Onset, SID First, SID Update, SID bad, Null Data.}