ATM VPI-VCI-PT

ATM reserved Virtual Path Identifier (VPI).

VPI Cell Type

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0x0001 ID of meta signalling channel

0x0002 ID of broadcast signalling channel

0x0003 F4 OAM cells

0x0004 F4 OAM cells

ATM reservierte payload type (PT) IDs.

PT Cell Type

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B'000' user cell, no overload detected, SDU-Type = 0

B'001' user cell, no overload detected, SDU-Type = 1

B'010' user cell, overload detected, SDU-Type = 0

B'011' user cell, overload detected, SDU-Type = 1

B'100' segment OAM F5 cell

B'101' end-to-end OAM F5 cells

B'110' load management

B'111' (reserved)