Coding Definitions:
G7 refers to G.722, Medium Fidelity, Medium Distortion, Low Delay, Low Compression
L2 refers to ISO MPEG Layer II, High Fidelity, Low Distortion, Medium Delay, Medium Compression
L3 refers to ISO-MPEG Layer III, High Fidelity, Low Distortion, High Delay, High Compression
AC refers to versions of Advanced Audio Coding (AAC), High Fidelity, Low distortion, Medium Delay, Very High Compression
AX refers to APT-X, High Fidelity, Low Distortion, Low Delay, Medium Compression
IP refers to Internet or Ethernet linking capability
Equipment:
;AD is any version of Adtran ISDN modems such as the ISU128.
;AP is any version of APT or Audio Processing Technology including Tokyo, Chicago, etc
;CX is Comrex Nexus, Envoy or DXP/R.1 (G7/G7+)
;C1 is Musicam/CCS CDQ1000,
;C2 is Musicam/CSS CDQ2000/2001
;Db is DolbyFax encoders such as DP503 and DP524
;M1 is any version of Musicam Prima 110/120/150 Platforms,
;M2 any version of Musicam CDQ 210/220/230 Platforms
;MS Any version of Musicam Suprima IP Dual Audio Codec with ISDN
;RR is any version of Musicam's Roadrunner
;T is any version of the TieLine with ISDN cabaility
;Z is any version of Telos Zephyr, except
;ZX is the Telos Zephyr Xstream with AAC codec
Having connection problems with your ISDN line's Long Distance Carrier? Try other carriers using optional
dialaround 'PIC' numbers;
See the PIC number sites 10-10-dial-around and The Digest.
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