Nni Vpi And Vci Values - VeEX MTT-14B User Manual

MTT-14B e_Manual D07-00-083P RevA00
Use VPI
Unassigned cell 00000000
Invalid Any value other than 0
NNI signaling Any value
Segment OAM F4 cell Any value
End-to-end OAM F4 Any value
cell
VP resource manage- Any value
ment
Reserved for future VP Any value
functions
Reserved for future VP Any value
functions
Reserved for future VP Any value
functions
Segment OAM F5 cell Any value
End-to-end OAM F5 Any value
cell
VC resource manage- Any value
ment
Reserved for future Any value
VC functions
Notes
1 any value from 01000 to 01111
2 any value from 10000 to 11111
Table 2 NNI VPI and VCI Values
PTI: Payload Type Identifier is a 3–bit field used to indicate
whether the cell contains user information or Connection Associ-
ated Layer Management information (F5 flow). The PTI bit may
be modified by any network element if there is congestion in the
system to notify other elements of the congestion. The values
are given in the following table:
VCI
00000000 00000000
00000000 00000000
00000000 00000101
00000000 00000011
00000000 00000100
00000000 00000110
00000000 00000111
1
00000000 000SSSSS
00000000 000TTTTT 2
Any value other than
00000000 00000000
Any value other than
00000000 00000000
Any value other than
0000000 00000000,
0000000 00000110
Any value other than
00000000 00000000
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