Welltech SPCI2S Intel NetStructure SS7 Boards Manual do Utilizador descarregar pdf (Página 94)

SS7 Programmer’s Manual for SPCI2, SPCI4 and CPM8 Issue 2 Page 94

<frame_format>

The frame format taken from the following table:

frame_format Description

1 E1 double frame (E1 only)

2 E1 CRC4 multiframe (E1 only)

4 D3/D4 (Yellow alarm = bit 2 in each channel) (T1 only)

7 ESF (Yellow alarm in data link channel) (T1 only)

<crc_mode>

The CRC mode taken from the following table:

crc_mode Description

1 CRC generation disabled

2 CRC4 enabled (frame_format must be set to 2)

3 CRC4 compatibility mode (frame_format must be set to 2)

4 CRC6 enabled (frame_format must be set to 7)

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Welltech SPCI2S Intel NetStructure SS7 Boards Manual do Utilizador Página 94