2 - OPERATION

Configuration parameters per functional blocks

Default

 

 

value

 

 

 

MSP : Multiplex Section Protection - suite

 

 

Wait Time to Restore (WTR) period : in revertive mode, period following

 

restoration of nominal operation ; configurable from 0 to 15mn in one-

 

second steps

 

 

"WTR"

 

"1 mn"

 

 

SF/SD priority according to Recommendation G.783 [1994] annex A.1.2.1 ;

 

possible value :"high" or "low" (compatibility with MXA)

"low"

"Sf/sd priority"

 

 

 

 

 

SF and SD fault persistence : configurable from 0 to 10s in 100ms steps

"0 ms"

"Hold-off time"

 

 

 

 

 

HPOM : Higher order path overhead monitor

 

Signal label expected and received (byte C2 of VC4 path overhead) ;

 

"Label" :

 

"02H"

-- "Expected", possible values : "01H" (equipment not specified) or

"02H" (TUG mode structure)

 

 

- "Received".

 

 

 

 

 

HPT : Higher Order Path Termination

 

 

Signal label transmitted, expected and received (byte C2 of VC4 path

 

overhead) ; "Label" " :

 

"02H"

- "Transmitted", possible values : "01H" (equipment not specified) or

"02H" (TUG mode structure)

 

"02H"

- "Expected", possible values : "01H" (equipment not specified) or

"02H" (TUG mode structure)

 

 

- "Received". (hexadecimal value)

 

 

 

 

 

Path trace Byte J1 transmitted :

 

"UNNAMED .

"UNNAMED VC4" + CRC7 not configurable and not treated in reception

VC4" + CRC7

 

LUG : Lower order path Unequipped Generator

 

Number of the unequipped VC12s transmitted in TUG3s

"FFH"

(by default no connection)

 

 

 

 

LPOM : Lower order path overhead monitor)

 

Signal label (VC12) received:

 

 

- "Label Rec".

 

 

 

 

 

Signal label (VC3) received:

 

 

- "Label Rec".

 

 

 

 

 

SD threshold : configurable from 10-5to 10-9

for VC3

 

configurable from 10-5to 10-8

for VC12

"10-6"

"SD threshold"

 

 

 

 

 

 

Table 2-2 – Configuration parameters (2/6)

Installation and User Guide - N56717020101

No reproduction or communication without the written consent of SAGEM SA

Page A2-3

Page 39
Image 39
Sagem ADR 155C manual Sf/sd priority, Hold-off time, Label 02H, Received, VC4 + CRC7, Label Rec