VeEX RXT-6000e, User Manual

Page: 131 / 387

Frames 1-8 >Frame Alignment Signal (FAS)
Frames 9-72 > The Access Point Identifier of the tandem connection (TC-API)
Frames 73-76 > TC-RDI indicating defects that have occurred in the tandem connection to the far-
end
Frame 74 > ODI indicating to the far-end that AU/TU-AIS has been inserted into egressing AU-n/
TU-n due to defects before or within the tandem connection
Frames 73-76 > Reserved capacity
K4 byte (LP path Extended Label)
When bits 5-7 of V5 byte are set to 101 (value = 5), then the signal label in K4 byte becomes valid where:
Bit 1 is allocated to the extended signal label
Bit 2 is allocated to virtual concatenation
Bits 3 and 4 are unassigned and are reserved for LP APS signaling
Bits 5, 6, 7 are allocated for optional use
Bit 8 is unassigned
Bits 12-19 contain the
Go back to top Go back to TOC
Summary
The Summary tab displays the summary screen listing the major bytes of the received SDH signal.
Displays the Path Trace Identifiers (J0, J1, J2), APS (K1, K2), Synchronization status (S1), and HP (C2)
and LP (V5) Signal Label bytes.
Column #1 - Indicates the byte type
Column #2 - Provides the hexadecimal value of the byte (if applicable)
Column #3 - Provides a byte decode (Please refer to the byte definitions for an explanation of the
listed bytes)
RXT-6200_RXT6000e_Module_Manual Page 131 of 387