Supported Codecs
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Junction Networks supports the following codecs:
G.722 for High Definition Calls (approx 80 Kbps IP bandwidth in each direction)
G.711 (ulaw/alaw) for PSTN Quality Calls (approx 80 Kbps IP bandwidth in each direction)
GSM for Cellular Quality Calls (approx 30 Kbps IP bandwidth in each direction)
