Security Level: Internal Use Only
Introduction to Frame Structure and Alarm Analysis in OTN (G.709) an! "in!#han! $%&'() www.huawei.com
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+owad
What is OTN?
What is G.709? The relation beteen OTN an! G.709?
Why e learn the G.709 an! OTN?
What nee! e "ay #ore attention to ?
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Page 2
Ob$ective %&ter 'nishin( this course) you are able to:
/now the 0a1ic 2nowled!e a0out OTN and G.34(.
"a1te the 5ame 1tuctue o5 OTN.
6
"a1te the alam 171tem and anal71i1 in OTN a88lication1.
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/ontents *art+
OTN Overvie
*art,
G.709 Intro!uction
*art-
G.709 Overhea!s
*art
OTN /o##on
%lar#s *art OTN in +100G *ro!uct HUAWEI TECHNOLOGIES CO., LTD.
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Page 4
2asic 3nole!(e o& OTN 4unctions o& S56 Su88ot1 tan1mi11ion o5 multi8le 1e9ice1* :DH, I:, Ethenet, ... :o9ide1 a0undant 8otection and mana!ement 5unction1.
4unctions o& W5 Im8o9e1 the 0andwidth utili#ation, and 1u88ot1 tan18aent 1e9ice tan1mi11ion.
4unctions o& OTN Builds an optical transport networ plat!or" integrating ad#antages o! $%& and '%
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2asic 3nole!(e o& OTN OTN: The o"tical trans"ort netor8 OTN is a 8in! o& trans#ission
6
syste#. Con1i1t1 o5 a 1eie1 o5 netwo2 element1 connected u1in! o8tical f0e1.
:o9ide1 o8tical channel1 to ca7 client 1i!nal1, inde8endent o5 client1.
:o9ide1 tan1mi11ion, multi8le-in!, outin!, mana!ement and monitoin!
o5 client 1i!nal1. 6
;a1ed on the o9ehead de1i!n o5 SDH, OTN intoduce1 a0undant o9ehead1, thu1 deli9ein! a eal OA"<: ca8a0ilit7.
6
OTN defne1 thee o8tical la7e1* OCH, O"Sn and OTSn. OCH i1 eali#ed thou!h O:U2, ODU2 and OTU2 1u0=la7e1 in the di!ital domain.
6
OTN defne1 inta=domain and inte=domain netwo2 inte5ace1.
6
OTN intoduce1 out0and +EC, im8o9in! the eo toleance o5 line1.
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Structure an! Inter&aces o& OTN La7e1* OCH, O"Sn, OTSn
lients ( e.. ST"$N% AT"% I#% *t+ernet)
Inte5ace1* OT"=n.m, OT"=n.m, OT"=4.m n* indicate1 the num0e o5 wa9e1 caied in
O#U
ma-imum ca8acit7.
ODU#
m* indicate1 the tan1mi11ion ate, includin!*
ODU ODUT
'>OTU'?, &>OTU&?, @>OTU@?, '&>OTU' < OTU& mi-ed?, &@>OTU& < OTU@ mi-ed?, '&@>OTU' <
OTU!
OTU& < OTU@ mi-ed?
OTU
O+
OTU!
OTU
O +r
* indicate1 the 5unction that ha1 0een
O"Sn
emo9ed 5om the OT". Hee, the OSC
O#Sn
5unction i1 emo9ed. 4 indicate1 1in!le wa9e.
OTSn
With OSC 1i!nal1 added, OT"=n.m 0ecome1
OT"=n.m. OT"=4.m i1 a 18ecial e-am8le o5 OT"=n.m.
OT"$n.m
OT"$0.m% OT"$nr.m
Full 'unctionality OT" inter'ace
&educed 'unctionality OT" inter'ace
Thin2in!* What i1 the meanin! o5 OT"=%4.'&@
4or !etails about OTN structure corelations) see ne;t "a(e. HUAWEI TECHNOLOGIES CO., LTD.
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Page +
e r u t + c u ( rt Os , u s
OTN Structure
d e t ia c o s s A
O d a e + O r e oO
lient
O+ Data Unit (ODU)
O#Uk ODUk
d a O e re + o d te a i c o s s a $ n o N
O+ #ayload Unit (O#U)
lient
F*
O-tical +annel (O+)
OTU O
O
O
O-tical +annel arrier (O)
O O#S0
O"Sn O#Sn OTSn
O
O-tical "ulti-le1 Section O-tical Transmission Section OT" Oer+ead Sinal
OOS OS OS
O+ Trans-ort Unit (OTU)
OT"$nr.m2n%3it+out OS
OT"$0.m
O-tical Su-erisory +annel O-tical #+ysical Section
In O#U 、 ODU 、 OTU %t+e alue 'or is 4%5% or 6
OT"$n.m2n%OS HUAWEI TECHNOLOGIES CO., LTD.
4 'or 5.G%5 'or 40G% 6 'or 80G
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Page 8
Lin8in( ith W5 The tan1mit OTU in the wa9elen!th di9i1ion eBui8ment con9et1 client
1i!nal1 into OCC 1i!nal1. The ecei9e OTU con9et1 OCC 1i!nal1 into client 1i!nal1. The multi8le-in! module >the o8tical multi8le-e o the add 8at o5 OAD"? in
the wa9elen!th di9i1ion eBui8ment con9et1 multi8le inde8endent wa9elen!th 1i!nal1 into main channel 1i!nal1, which i1 multi8le-in! o5 O"Sn >o8tical multi8le- 1ection?. The demulti8le-in! module >the o8tical demulti8le-e o the do8 8at o5 OAD"? in the wa9elen!th di9i1ion eBui8ment con9et1 main channel 1i!nal1 into multi8le inde8endent wa9elen!th 1i!nal1, which i1 demulti8le-in! o5 O"Sn >o8tical multi8le- 1ection?. ;etween the main o8tical channel and the o8tical am8life, thee i1 an OTSn
>O8tical Tan18ot Section?.
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Su##ary 6
Defnition o5 OTN
6
OTN hieach7
6
Su0=la7e1 o5 the OCh la7e o5 OTN
6
A9aila0le 9alue1 and meanin!1 o5 2, m, n, and 4
6
Ad9anta!e1 o5 OTN
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/ontents *art+
OTN Overvie
*art,
G.709 Intro!uction
*art-
G.709 Overhea!s
*art
OTN /o##on
%lar#s *art OTN in +100G *ro!uct HUAWEI TECHNOLOGIES CO., LTD.
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Page 11
OTN Netor8 Inter&aces
U1e to Netwo2 Inte5ace >UNI? Netwo2 Node Inte5ace >NNI? Inte Domain Inte5ace >IDI? Inta Domain Inte5ace >IaDI? Inte5ace1 0etween eBui8ment o5 dieent 9endo1 >II? Inte5ace1 within the 1u0netwo2 o5 one 9endo >IaI? Net3or O-erator
US*&
Net3or O-erator
A
OT" NNI IaDI$Ir!I
OT" UNI
OT" NNI
OT" NNI
OT" NNI
IaDI$Ia!I
IaDI$Ia!I
!en d: or
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IrDI
!en d; or
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G.709 5escri"tion G.709 is one o& the "rotocols use! in OTN. Item
SDH
Su!!e1ted5amewo2 De9ice and 1u0171tem
OTN G4.)3'
G.', G.&, G.@, G.3'
G.', .&, G.@, G.3'
+unction and 5eatue
G.3)@, G.3)%, G.)'@, G.)&F, G.)&, G.(F), G.E:"S
:h71ical la7e
G.34@, G.(F3, G.('
G.)', G.3() G.(',G.(&,G.%,G.( F(.'
O9eall achitectue
G.)4@,G.)4F
Stuctue and ma88in!
G.343, G.)@&
"ana!ement
G.33%=-, G.3)%, G.)@'
G.)3&,G.)3@ G4.34( G.)3%, G.)3F
G.709 de'ines t+e strcture and ma--in o' OTN. HUAWEI TECHNOLOGIES CO., LTD.
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4ra#e Structure o& G.709 4
4 Alinm
OTUk O
5
. O
lient Sinal ma--ed in k #ayload O#U O#Uk #ayload
k
6
8 5 < 6
8 = 7 4 44 4
7 <
ODUk OH
U # O
5 < 6
0 < 0 8
OTUk F*
8
lient Sinal O#Uk - O-tical +annel #ayload Unit ODUk
O-tical +annel Data Unit
OTUk - O-tical +annel Trans-ort Unit Frame delimitation
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indicates t.e rate le#el: 4 5.G 5 40G 6 80G
Page 14
/o#"arison beteen 4ra#e Structures o& G.709 an! S56 G+0, /ra"e $tructure Frame structure2 9 ro3s and
570n columns% aria,le in lent+ Frame rate2 <000
'rames?second% 3+ic+ is 'i1ed Includin2 section oer+ead%
-ointer% c+annel oer+ead% and -ayload
Frame structure2 8 ro3s and 80<0 columns% 3+ic+ is 'i1ed
Frame rate2 aria,le 50.850 > (8<.974
s) 'or OTU4
<5.057 > (45.494
s) 'or OTU5
659.8<9 > (6.06
s) 'or OTU6
8000 !ra"es -er second
Includin2 O#U% ODU% OTU and F*
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/o#"arison beteen 4ra#e Structures o& G.709 an! S56
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a""in( o& G.709
ST"=N N=+1) 1) ,1 I: and Ethenet 1i!nal G.709 su""orts client !ata enca"sulation base! on "ac8ets. >nca"sulates I* si(nals !irectly ithout S56 or +0G >thernet su""ort Uses the G4* "rotocol AT" 1i!nal Su""orts client si(nal #a""in( base! on cells. a"s si(nals &ro# %T to O5U8 as si#"ly as &ro# %T to S56. Te1t 1i!nal ;it 1team >not in 07te 5omat? C; 1i!nal >with un2nown 0it ate?
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%bstract 6
what i1 the 5ame o5 G.34(
6
what i1 the mao dieence 0etween the 5ame o5 G.34( and SDH
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/ontents *art+
OTN Overvie
*art,
G.709 Intro!uction
*art-
G.709 Overhea!s
*art
OTN /o##on
%lar#s *art OTN in +100G *ro!uct HUAWEI TECHNOLOGIES CO., LTD.
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Page 1,
OTU8O5U8O*U8 Overhea!s8=+),)- olumn 1
&o3 1 2 3 4
+
k *&*AD A& OTU F&A"* AAlinm @IGN"* NT O! *A "FAS FAS O . O T" T"= &*S k AT
T"6 G4
ODUk G5
8
14
15
1*
&*S( I B F I D "a--in ( A &*S A oncat FTF@ * *B # . * S-eci'ic S & & A &*S *B *:# U ! O #SIO # NBO #BO
OTU S#*IFI OG0 !*&*AD A&* S" &*A S T "
T"8
O#U k #ayload U ODU S#*IFI T"5# T"4O!*&*AD A&*A #" O A#S?#
&*S
AT2 Actiation?deactiation control c+annel "FAS2 "ultiFrame Alinment Sinal 1 2 3 10 9 127 128 129 137 138 255 A#S2 01 Automatic #rotection S3ic+in #2 #rotection ommunication ontrol c+an nel 0 12345678 1 12345678 2 12345678 3 #T i Operator Operator 1 2 3 coordination c+annel #"2 #at+ "onitorin I Operator Specific 1 2 3 4 5 6 7 8 Operator Specific " // 4 ( 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Identifier D STAT 12345678 2# TTI I#$#ayload
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OTU8O5U8 Overhea!s 8=+),)- +ame Ali!nment Si!nal - +AS ( ;7te1? OA' = +h , OA& = &)h
FAS OH Byte 1
FAS OH Byte 3
FAS OH Byte 2
FAS OH Byte 4
FAS OH Byte 5
FAS OH Byte 6
123456781234567812345678123456781234567812345678 OA1
OA1
OA1
OA2
OA2
OA2 1542510-00
"ulti5ame Ali!nment Si!nal - "+AS ( ' ;7te ) , A multi5ame con1i1t1 o5
&F 5ame1 ( &F;7te ) MFAS OH Byte 1
2
3
4
5
6
7
8
0 0 0 0 1
0 0 1 1 0
0 1 0 1 0
1 1 0 0
1 1 0 0
0 1 0 1
) )
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0 ) ) ) )
1 1 0 0
1 1 0 0
1 1 0 0
1 1 0 0
1 1 0 0
M F A S s e u e n c e
1542520-00
) )
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OTU8 Overhea!s 8=+),)-
OTU8 S overhea! - bytes
OTU8 S 2I*@A byte + 2yte
1 1 i e 2 # "a F 3
4 1 1 i$ e #2 a " F
1 2 3 4 5 6 7 14 15 8 1 2 3 4 5 6 7 8 ! I B
T TI
81234567
BIP-8
8
3824
BEI/BIAE
RE S
OPUk
BDI
8 I! B
IAE
BI!8
3 4
2 1 i$ e #2 "a F
8 I! B
3 4
1542550-00
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OTU8 Overhea!s 8=+),)- OTU2 S" ;EI and ;IAE 0it1* u1ed to 1end 0ac2 the ;I:=) eo and IAE ecei9ed 07 OTU2. When the OTU2 S" ;EI$;IAE 0it1 ae '4'', it indicate1 the ;IAE. OTU2 S" ;EI$;IAE 0it1 '&@%
;IAE
;I: 9iolation1
4444
5al1e
4
444'
5al1e
'
44'4
5al1e
&
44''
5al1e
@
4'44
5al1e
%
4'4'
5al1e
F
4''4
5al1e
4'''
5al1e
3
'444
5al1e
)
'44','4'4
5al1e
4
'4''
tue
4
''44 '''' to
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5al1e
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4
Page 23
OTU8 Overhea!s 8=+),)- OTU8 S 25I bit
6
U1ed to 1end 0ac2 the SD 1tatu1 ecei9ed 07 OTU2 ;
When the OTU2 S" ;DI 0it i1 ', it indicate1 the de5ect 1tatu1. Othewi1e, the OTU2 S" ;DI 0it i1 4.
OTU8 S I%> bit
6
U1ed to indicate the incomin! ali!nment eo ecei9ed 07 OTU2
When the OTU2 S" IAE 0it i1 ', it indicate1 the ali!nment eo. Othewi1e, the OTU2 S" IAE 0it i1 4.
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O5U8 Overhea!s 8=+),)- ODU2 :" OH ( @ ;7te1?
12345678123
45678123456
TTI
i e 2 # a " F 3
BEI
ODU2 :" OH ;I:=)07te >' ;7te? 1
1
78
BIP-8
STAT
BDI
1514
3824
8 I! B
OPUk
4 1 1 i$ e #2 a " F
BI!8
8 I! B
3 4
2 1 i$ e #2 "a F
8 ! I B
3 4
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O5U8 Overhea!s 8=+),)-
O5U8 * 2>I bit: Use! to sen! bac8 the 2I*@A error receive! by O5U8
ODU2:";EI 0it1'&@%
;I:9iolation1
4444
4
444'
'
44'4
&
44''
@
4'44
%
4'4'
F
4''4
4'''
3
'444
)
'''' '44' to
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Page 2*
O5U8 Overhea!s 8=+),)- O5U8 * 25I bit: Use! to sen! bac8 the S5 status receive! by OTU8. When the O5U8 * 25I bit is B+B) it in!icates the !e&ect status. Otherise) the O5U8 * 25I bit is B0B. O5U8 * ST%T bit: In!icates the channel status o& O5U8
:" 07te @, 0it13)
Statu1
444
e1e9ed 5o 5utue intenational 1tandadi#ation
44'
Nomal8ath1i!nal
4'4
e1e9ed 5o 5utue intenational 1tandadi#ation
4''
e1e9ed 5o 5utue intenational 1tandadi#ation
'44
e1e9ed 5o 5utue intenational 1tandadi#ation
'4'
"aintenance1i!nal*ODU2=LC/
''4
"aintenance1i!nal*ODU2=OCI
'''
"aintenance1i!nal*ODU2=AIS
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Page 2+
6
O5U8 Overhea!s O5U8 T/i overhea! i=+C1 8=+),)-
Its &unctions are si#ilar to those o& S* overhea!s. 5etails are o#itte! here
1234567812
3456781
TTIi
2345678
BIP-8i
BEIi/BIAEi
BDIi
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STATi
O5U8 Overhea!s 8=+),)- 6
O5U8 %*S an! *// bytes: Su""ort A@level neste! "rotection via 4%S "+AS0it3)
A:S$:CCchannela88lie1to
444
ODU2:ath
44'
ODU2TC"'
4'4
ODU2TC"&
4''
ODU2TC"@
'44
ODU2TC"%
'4'
ODU2TC"F
''4
ODU2TC"
'''
ODU2SNC$IA:S
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Page 2,
6
O5U8 Overhea!s 8=+),)-
ODU2 +T+L 07te1
The +T+L 07te1 o5 &F 5ame1 com8i1e &F=07te +T+L in5omation
;7te1 4 to '&3 ae the 5owad indication aea. ;7te1 '&) to &FF ae the 0 1 0ac2wad indication aea.
127128129
Fo"%a"d &ield
255
Bac'%a"d &ield 1542*,0-00
The 5owad and 0ac2wad indication aea1 can 0e di9ided into thee 1u0=aea1 e18ecti9el7. 01
10
9
127
O(e"ato" identi&ie" &ield Fault indication &ield 128 129
O(e"ato")s(eci&ic &ield
Forward
137
138
255 O(e"ato")s(eci&ic &ield
O(e"ato" identi&ie" &ield
1542+00-00
Fault indication &ield
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Backward
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Page 30
O5U8 Overhea!s 8=+),)-
4ault in!ication co!e +aultindicationcode
Defnition
4444 4444
No +ault
4444 444'
Si!nal +ail
444444'4
Si!nalDe!ade
4444 44'' . .
e1e9ed 5o 5utue intenational Standadi#ation
. '''' ''''
4orar!2ac8ar! o"erator i!enti'er 4iel!: in!icates the &orar!bac8ar! country or area co!e an! o"erator co!e.
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O*U8 Overhea!s 8=+),)- O*U8 *SI an! *T overhea!s olu"n 12345*+8 1
,
32 w o R3
10
11
12
13
14
6 o#er.ead
/ra"e 7lign"ent o#er.ead
15
1*
apping oncatenation speci!ic
%6 o#er.ead
P$
4
O:U2 :SI
A &F=07te :SI 1i!nal i1 5omed 9ia multi5ame1.
0 1
P
:SI4J i1 in 8o1ition 4444 4444 o5 "+A, :SI'J i1 in 8o1ition 4444 444', and 1o on.
O:U2 :T
A9aila0le in :SI4J. +o o9ehead de1ci8tion1, 1ee
8 g in p p a (
the 5ollowin! ta0le. 255
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Page 32
n io t a n te a c n o 2
c !ii c e p $
O*U8 Overhea!s O#U #ayload (#T) Inter-retation 8=+),)- "S; '&@%
LS; F3)
He- code >Note '?
Inte8etation
44 44
4 44 '
4'
E-8eimentalma88in!>Note@?
4444
44'4
4&
A17nchonou1 C; ma88in!, 1ee '3.'
4444
44''
4@
;it 17nchonou1 C; ma88in!, 1ee '3.'
4444
4'44
4%
AT"ma88in!,1ee'3.&
4444
4'4'
4F
G+:ma88in!,1ee'3.@
4444
4''4
4
444'
4444
'4
;it 1team with octet timin! ma88in!, 1ee '3.F.'
444'
444'
''
;it 1team without octet timin! ma88in!, 1ee '3.F.&
44 '4
4 '' 4
4'4'
4'4'
FF
Nota9aila0le>Note&?
4''4
4''4
Nota9aila0le>Note&?
'444
----
&4
)4=)+
itual Concatenated 1i!nal, 1ee ') >NOTE F?
ODUmulti8le-1tuctue,1ee'(
e1e9ed code1 5o 8o8ieta7 u1e >Note %?
''''
''4'
+D
NULL te1t 1i!nal ma88in!, 1ee '3.%.'
''''
'''4
+E
:;S te1t 1i!nal ma88in!, 1ee '3.%.&
''''
''''
++
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Page 33
O*U8 Overhea!s 4 ' '4 4'' 4 Nota9aila0le>Note&? 8=+),)- '444
----
)4=)+
''''
''4'
+D
NULL te1t 1i!nal ma88in!, 1ee '3.%.'
''''
'''4
+E
:;S te1t 1i!nal ma88in!, 1ee '3.%.&
'' ''
''' '
++
e1e9ed code1 5o 8o8ieta7 u1e >Note %?
Nota9aila0le>Note&?
NOTE ' Thee ae && 18ae code1 le5t 5o 5utue intenational 1tandadi#ation. to Anne-t78e. A$G.)4 5o the 8ocedue to o0tain one o5 the1e code1 5o ae5e new 8a7load NOTE & The1e 9alue1 ae e-cluded 5om the 1et o5 a9aila0le code 8oint1. The1e 0it 8atten1 ae 8e1ent in ODU2 maintenance 1i!nal1. NOTE @ alue 4' i1 onl7 to 0e u1ed 5o e-8eimental acti9itie1 in ca1e1 whee a ma88in! code i1 not defned in thi1 ta0le. e5e to Anne- A$G.)4 5o moe in5omation on the u1e o5 thi1 code. NOTE % The1e ' code 9alue1 will not 0e 1u0ect to 5uthe 1tandadi#ation. e5e to Anne- A$G.)4 5o moe in5omation on the u1e o5 the1e code1. NOTE F +o the 8a7load t78e o5 the 9itual concatenated 1i!nal a dedicated 8a7load t78e o9ehead >9c:T? i1 u1ed, 1ee ').
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Page 34
/o#"arison ith S56 Overhea!
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 35
Su##ary 6
Com8o1ition o5 G.34( o9ehead1
6
Common o9ehead1
6
Dieence1 0etween S" and :"
6
Com8ai1on with SDH o9ehead
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 3*
/ontents *art+
OTN Overvie
*art,
G.709 Intro!uction
*art-
G.709 Overhea!s
*art
OTN /o##on
%lar#s *art OTN in +100G *ro!uct HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 3+
OTN co##on alar# 6 6 6 6 6 6 6 6 6 6
OTU=AIS OTU=LO+$S"=;DI OTU=OO" S"=;I:)=OE$SD S"=;EI S"=TI" :"=TI" ODU=AIS$:"=;DI :"=;I:)=OE$SD :"=;EI
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 38
OTN co##on alar# @@@@OTU8@%IS 1
14 15
3824 3825
4
1 2
&e-eatin) #N$44 seCuence 3 4
All t+e OTU sinal is 4
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 3,
080
OTN /o##on %lar#sDOTU@ LO4OUT@OOS@25I olu#n + 12345678 1
+2 % o * 3
9 FAS
MFAS
10
11
12
13
14
O-' O.e"/ead
O,-' O.e"/ead
4
15
16
d a e / " e . O ' ! O
1542500-00 (114+3,)
When +AS can 0e 5ound in f9e con1ecuti9e 5ame1, the down1team 0oad e8ot1 an OTU=OO+ alam. When +AS cannot 0e 5ound in @ m1, the 0oad e8ot1 an OTU=LO+ alam. "eanwhile, the 0oad etun1 a S"=;DI alam to the u81team 0oad. When the detected "+AS i1 not the e-8ected 9alue, the down1team 0oad e8ot1 an OTU=OO" alam. Mue1tion* I1 a S"=;DI alam etuned when the OTU=OO+ and OTU=OO" alam1 ae e8oted.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 40
OTN /o##on %lar#sDS@ TI*@TI
SM
1
I
When the ecei9ed TTI i1 5ound dieent
3
12345678
0 SA!I
5om the ecei9a0le one, the down1team
2
BI!)8
BI
15 16
0oad e8ot1 a TI" alam.
,A!I
I , B
2 *S A I
1542540-00 (114+3,)
31 32
P 1
2
BP-8
O(e"ato" S(eci&ic
3
63 0
12345678
$7P
B9
4 % B
$7
15 1*
%7P 31 32
perator $peci!ic *3
HUAWEI TECHNOLOGIES CO., LTD.
I5 the TTI o5 S" i1 incon1i1tent, the 0oad e8ot1 a S"=TI" alam. I5 the TTI o5 :" i1 incon1i1tent, the 0oad e8ot1 a :"=TI" alam. Simila to 4"" o5 SDH, the de5ault TTI o5 Huawei 0oad1 i1 null.
Huawei Confdential
Page 41
OTN co##on alar#DO5U8@%IS In an ODU2=AIS, all othe 0it1 ae ' e-ce8t +T+L. See 7ellow aea1
0elow. When the client 1ide !eneate1 a =LOS alam, the WD" 1ide
e8ot1 an ODU2=AIS alam >when a 0oad i1 5oced to li!ht, the down1team 0oad 1hould e8ot an ODU2=AIS alam?. When detectin! the ODU2=AIS alam, the down1team 0oad
etun1 a :"=;DI 1i!nal >namel7, 0it F o5 the thid 07te o5 :" i1 '? to the u81team 0oad. P
Detection i1 to chec2 0it1 to ) o5 the thid 07te o5 :". I5 ''' i1
detected, an ODU2=AIS alam i1 !eneated. 1 1
+8 /7 &
0 7 0 $
0 7 0 $
1+
0 7 0 $ 0 7 0 $
0 1 7 / 0 0 $ / 0 7 0 $
2
BP-8
3
3824
6 & 0 7 0 $
2 3
14
1
0
12345678
$7P
7ll-1:s pattern
15 1*
%7P
4 31 32
perator $peci!ic *3
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 42
B9
4 % B
$7
OTN /o##on %lar#sDO5U8@O/I ODU2=OCI u1e1 e8eated 4''44''4 to fll u8 the whole ODU2
5ame. See oan!e aea1. When detectin! an ODU2=OCI alam, the 0oad etun1 a :"=;DI
1i!nal >namel7 0it F o5 the thid 07te o5 :" i1 '? to the u81team 0oad. Detection i1 to chec2 the STAT 0it1 o5 :". I5 ''4 i1 detected, an ODU2=OCI alam i1 !eneated. P
1 1
+8 /7 &
0 7 0 $
0 7 0 $
1+
2
BP-8
3
3824
6 & 0 7 0 $
0 7 0 $
2 3
14
1
0 7 0 $
0 7 0 $ 0 7 0 $
0
Repeating ;0110 0110; pattern
12345678
$7P 15 1*
4
%7P 31 32
perator $peci!ic *3
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 43
B9
4 % B
$7
OTN /o##on %lar#sDO5U8@L/3
ODU2=LC/ u1e1 e8eated 4'4'4'4' to fll u8 the whole ODU2 5ame. See 8in2 aea1. When detectin! an ODU2=LC/ alam, the 0oad etun1 a :"=;DI 1i!nal to the u81team 0oad. Detection i1 to chec2 the STAT 0it1 o5 :". I5 '4' i1 detected, an ODU2=LC/ alam i1 !eneated.
1 1
+8 /7 &
0 7 0 $
0 7 0 $
1+
3824
0 7 0 $ 0 7 0 $
0 7 0 $ 0 7 0 $
2
BP-8
0
15 1*
Repeating ;0101 0101; pattern
%7P 31
4
32
perator $peci!ic *3
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
3
12345678
$7P
6 & 0 7 0 $
2 3
14
P 1
Page 44
B9
4 % B
$7
OTN /o##on %lar#sD*@25I P
:"=;DI i1 an alam etuned 07 a
0oad to it1 u81team 0oad when an7 o5 ODU2=AIS, ODU2=OCI and ODU2=CL/ i1 detected.
1
2
BP-8
0
12345678
$7P 15 1*
%7P 31
Deci1ion i1 made on the 0a1i1 o5 the
32
perator $peci!ic
;DI 0it in :". I5 the ;DI 0it i1 ', a :"= *3
;DI alam i1 !eneated.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
3
Page 45
B9
4 % B
$7
OTN /o##on %lar#sDS 2I*@A* 2I*@A 1
1514
3824
1 i e 2 # a " F 3
8 ! I B
OPUk
4 1 1 $ i e #2 "a F
3
BI!8
8 ! I B
4 2 1 i$ e #2 a " F
3
8 ! I B
4
15425,0-00
(114+3,) S" ;I:=) and :" ;I:=) concen calculation1 in O:U2, includin! O:U2 OH >ow1 'F to @)&%?.
6
The S" ;I:=) and :" ;I:=) calculation e1ult1 o5 5ame i ae 8laced in 5ame i&.
6
;7 de5ault, the S"$:" ;I:) OE the1hold o5 Huawei 8oduct1 i1 '4E=@, and the S"$:" ;I:)
6
SD the1hold i1 '4E=.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 4*
OTN /o##on %lar#sDS 2I*@A* 2I*@A
;I:) the1hold Bue7*
c&(@(et@bi"Ath:2i!) *ort) th@ty"eE th@ty"e: bi"@s#: 2I*A bit error in S section bi"@"#: 2I*A bit error in * section
;I:) the1hold 1ettin!* c&(@set@bi"Ath:2i!) *ort) th@ty"e) over@th) s!@thE 2it error threshol!@crossin( level: C7 !e&ault value: 7 2it error !e(ra!ation level: +C !e&ault value: eanin(s o& threshol! level values: ' - '.4E=(, & - '.4E=), @ - '.4E=3, % - '.4E=, F - '.4E=F, - '.4E=%, 3 - '.4E=@
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 4+
OTN /o##on %lar#sDS@2>I an! *@2>I
S"=;EIS"=;EI i1 a 0ac2wad eo indication that i1 etuned 07 a 0oad to it1 u81team 0oad, indicatin! the num0e o5 0it eo1 detected in the ;I:=) 0it1 o5 S". +o meanin!1 o5 0it1, 1ee ne-t 8a!e.
:"=;EI:"=;EI i1 a 0ac2wad eo indication that i1 etuned 07 a 0oad to it1 u81team 0oad, indicatin! the num0e o5 0it1 eo1 detected in the ;I:=) 0it1 o5 :". +o meanin!1 o5 0it1, 1ee ne-t 8a!e.
OTN alam 1u88e11ion i1 the alam 1u88e11ion 0etween the WD" ecei9e 1ide and SDH tan1mitte 1ide.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 48
OTN /o##on %lar#s @@@@S@2>I OTU2 S" ;EI u1ed to 1end 0ac2 the ;I:=) eo
6
OTU2 S" ;EI$;IAE
;IAE
0it1
;I: 9iolation1
'&@% 4444
5al1e
4
444'
5al1e
'
44'4
5al1e
&
44''
5al1e
@
4'44
5al1e
%
4'4'
5al1e
F
4''4
5al1e
4'''
5al1e
3
'444
5al1e
)
'44','4'4
5al1e
4
'4''
tue
4
''44 to ''''
5al1e
HUAWEI TECHNOLOGIES CO., LTD.
S"
4
Huawei Confdential
1
2
TTI
I#$<
3
12345678
0 SA#I 4 4=
*I?IA*
I * D A&*S 9 I T48580$00 (448769)
DA#I 64 65 O-erator S-eci'ic
=6
Page 4,
OTN /o##on %lar#s @@@@*@2>I ODU2 :" ;EI 0it* U1ed to 1end 0ac2 the ;I:=) eo ecei9ed 07 ODU2
6
ODU2 :" ;EI
;I: 9iolation1
0it1 '&@% 4444
4
444'
'
44'4
&
44''
@
4'44
%
4'4'
F
4''4
4'''
3
'444
)
P 1
2
BP-8
0
3
12345678
$7P
B9
15 1*
%7P 31 32
'44' to ''''
HUAWEI TECHNOLOGIES CO., LTD.
perator $peci!ic *3
4
Huawei Confdential
Page 50
4 % B
$7
Su""ression /orrelation 2eteen OTN %lar#s &@OS &@O OTUAIS F*@OF(OTU@OF) F*OOF OTUOO" ODUAIS S"TI"
ODUOI ODU@E
S"DI S"I#<*: S"IA* S"*I S"I#<SD
#"TI" #"DI
&OOF &OOF
#"I#<*: #"*I
5*:
S"S AIS
#"I#<SD
4*:
S"S &*I B0""
5SD
F**&*: S"S &DI
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
4SD
Page 51
Su##ary 6
Common alam1
6
Alam !eneatin! mechani1m
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 52
/ontents *art+
OTN Overvie
*art,
G.709 Intro!uction
*art-
G.709 Overhea!s
*art
OTN /o##on
%lar#s *art OTN in +100G *ro!uct HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 53
/o##on 2oar! %lar#s o& +100G 5
4 lient side eCui-ment
8
6
OTU
lient side eCui-ment
OTU
A@S DISA@* on /D" side
OTU
4
5 68
SSE@LW+>S?
LOS
ODU=AIS
S"=;DI >Note '?
"S=AIS
SS>+L24S@S56
LOS
ODU=AIS
S"=;DI >Note '?
"S=AIS
SSE'L;+>S?=
LOS
ODU=AIS
S"=;DI >Note '?
Lin2=Eo
'4GE>tan18aent tan1mi11ion? SSE'L;E>S?
LOS
ODU=AIS
S"=;DI >Note '?
Lin2=Eo
SSE&LW+>S?
LOS
ODU=AIS
:"=;DI
"S=AIS
SSE'LW+>S?
LOS
ODU=AIS
:"=;DI
"S=AIS
SSE'LWC'
LOS
ODU=AIS
:"=;DI
"S=AIS
ecommendation
LOS
LO+
None
LO+
oard s.ould return a P-B% alar" w.en recei#ing a %6-7$ signal &owe#er= >ot. $-B% and P-B% alar"s are returned due to t.e processing c.ip de!ects n 1*00G= $-B% suppresses $-B% (not suppressed as speci!ied in Reco""endations) w.en t.e? coe@ist = so onl? t.e $-B% alar" is reported !inall?
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 54
OTN su""ort in +100G 6
The 0oad1 1u88ot OTN in'44G
LW+,LW+S,+DG,L;E,L;ES,LOG,LOGS,L+,L+S,L WC',T",T"S,T"P,T"PS,TC',ET"P,ET"PS, L;+,L;+S
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 55
/o##on 2oar! %lar#s o& +100G
5
lient side eCui-ment
4
O TU
lient side eCui-ment
6
lient side eCui-ment O TU
8 lient side eCui-ment
7$ %$7B9 on '% side
4
5
6
8
HUAWEI TECHNOLOGIES Huawei /or t.e a>o#e >oards= t.e CO., 7$LTD. on t.e client sideConfdential is ena>led >? de!ault Page 5*
/o##on 2oar! %lar#s o& +100G OUT SSE'T"P>S?
LOS on all the
SSE&T"P>S?
% channel1
ODU=AIS
S"=;DI>chi8
LOS on 1ome
Client=S+ on
o5 the
coe18ondin!
channel1 >Q%?
channel1 >client 1ide?
SSE'ET"P>S
LOS on all the
ODU=AIS
?=SDH
% channel1
SSE'LOG>S?
SSE'+DG
LOS $ "S=AIS on all the % channel1 >ALS
de5ect?
ena0led$di1a0led on client 1ide?
None
LOS $ "S=AIS on coe18ondin! channel1 >ALS ena0led$di1a0led on client 1ide?
S"=;DI>chi8
LOS $ "S=AIS on all the % channel1 >ALS
de5ect?
ena0led$di1a0led on client 1ide?
None
LOS $ "S=AIS on coe18ondin! channel1
LOS on 1ome
Client=S+ on
o5 the
coe18ondin!
channel1>Q%?
channel1 >client 1ide?
LOS on all the ) channel1
ODU=AIS
S"=;DI>chi8 de5ect?
Lin2=Eo on all the ) channel1 >ena0le L:T )
LOS on 1ome
Client=S+ on
None
Lin2=Eo on coe18ondin! channel1
o5 the
coe18ondin!
channel1 >Q)?
channel1 >client 1ide?
LOS on 0oth
Client=S+ on 0oth
channel1
channel1 >client 1ide?
LOS on one
Client=S+ on
channel
coe18ondin! channel
>ALS ena0led$di1a0led on client 1ide?
>ena0le L:T )
None
LOS $ LOS$=DATA=LOST on 0oth channel1
None
LOS $ "S=AIS on coe18ondin! channel
>ALS ena0led$di1a0led on client 1ide?
>ALS ena0led$di1a0led on client 1ide?
>client 1ide? ecommend
LOS on N
ation ( SDH
channel1
None
None
LO+ on N channel1
1e9ice?
LOS on 1ome
Client=S+ on
None
LO+ on coe18ondin! channel1
channel1
coe18ondin! channel1 >client 1ide?
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 5+
SS>+>,>-LW4SSS>,LW/+ SS>+L24S@S56 Service /D" side
lient side
4 5
6 lient side eCui-ment
OTU 4
Si!nal 5om line1
6
5
:"=;I:)=EO
:"=;I:)=EO
:"=;EI
;iteo
S"=;I:)=EO
S"=;I:)=EO
S"=;EI
;iteo
OTU=AIS
OTU=AIS
S"=;DI
"S=AIS
OTU=LO+
OTU=LO+
S"=;DI
"S=AIS
No o8tical 1i!nal due to
LOS
S"=;DI
"S=AIS
ODU=AIS$LC/$OCI
S"=;DI
"S=AIS
0o2en f0e1 ODU=AIS$LC/$OCI
:"=;DI Note ' )
Note '* E'$E&LW+>S? and SSE&LWC' etun :"=;DI alam1, which com8lie1 with OTN 1tandad1. E@LW+ >S? and E'L;+ >S? etun S"=;DI alam1, which i1 cau1ed 07 chi8 de5ect1. Accodin! to ecommendation1, a LO+ alam 1hould 0e etuned to the client when the WD" 1ide e8ot1 a LOS, OUT=LO+$AIS o ODU=AIS$LC/$OCI alam. +o the a0o9e 0oad1, the ALS on the client 1ide i1 ena0led 07 de5ault. HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 58
SS>+L2>SSS>+L24S @ +0G> /D" side lient side Service 4 6
5
lient side eCui-ment
OTU
Si!nal 5om line1
4
6
5
:"=;I:)=EO
:"=;I:)=EO
:"=;EI
DATA=EO
S"=;I:)=EO
S"=;I:)=EO
S"=;EI
DATA=EO
OTU=AIS
OTU=AIS
S"=;DI
LIN/=E
OTU=LO+
OTU=LO+
S"=;DI
LIN/=E
No o8tical 1i!nal due to 0o2en
LOS
S"=;DI
LIN/=E
ODU=AIS$LC/$OCI
S@25I chi" !e&ect
LIN/=E
f0e1 ODU=AIS$LC/$OCI
Re"ar: /or $$91B/-10G9 ser#ice= lin-error alar"s can >e generated in t.e transparent trans"ission "ode= >ut not in t.e con#ergence "ode currentl? (arc. 200+A to >e realied later) HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page 5,
SS>+TFSSS>,TFSSS>+>TF 4 6 S /D" side
lient side
OTU
5
4
Si!nal 5om line1 :"=;I:)=EO
lient side eCui-ment
:"=;I:)=EO
5 :"=;EI
6 Noe-ce8tion
S"=;I:)=EO
S"=;I:)=EO
S"=;EI
Noe-ce8tion
OTU=AIS
OTU=AIS
S"=;DI
S@%IS on all channels
OTU=LO+
OTU=LO+
S"=;DI
LOS
S"=;DI
ODU=AIS
ODU=AIS
S @ 2 5 I c h i " ! e & e ct
ODU=LC/$OCI
ODU=LC/$OCI
S@25I chi" !e&ect Note +
No o8tical 1i!nal due to 0o2en f0e1
S@%IS on all channels
LOSS@%IS on all channels Note - S @ % IS o n al l c h an n e l s S@%IS on all channels Note ,
Note 42 T+e *4T":(S) can return S"$DI alarms only in ersion 45= or a later ersion. Note 52 T+e *4T":(S) can return "S$AIS alarms only in ersion 48= or a later ersion. T+e *4T":(S) returns @OF alarms instead in all -reious ersions. Note 62 T+e A@S on t+e client side is ena,led ,y de'ault% so @OS alarms are returned.I' A@S is disa,led% "S$AIS alarms are returned instead.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page *0
SS>+45G
/D" side
lient side
4
lient side eCui-ment
OTU
5
Si!nal 5om line1
6
4
5
6
:"=;I:)=EO
:"=;I:)=EO
:"=;EI
Noe-ce8tion
S"=;I:)=EO
S"=;I:)=EO
S"=;EI
Noe-ce8tion
OTU=AIS
OTU=AIS
S"=;DI
LOS on all channels Note +
OTU=LO+
OTU=LO+
S"=;DI
LOS on all channels Note +
No o8tical 1i!nal due
LOS
S"=;DI
LOS on all channels Note +
ODU=AIS
ODU=AIS
:"=;DI
LOS on all channels Note +
ODU=LC/$OCI
ODU=LC/$OCI
:"=;DI
LOS on all channels Note +
to 0o2en f0e1
led >? de!ault= so $ alar"s are returned ! 7$ is disa>led= t.e interconnected /%G client will report R-%77-$ alar"s
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page *1
Ter#inate! an!
/D" side
OTU (Trun ,oard)
lient side OTU
lient side eCui-ment
OO"% TI"% *I% DI and IA* alarms2 T+e /D" side c+ecs t+e re-orted alarms and terminates t+em.
HUAWEI TECHNOLOGIES CO., LTD.
OTU T"& @&F OO"% TI"% *I% DI and IA* alarms2 T+e receier side c+ecs t+e re-orted alarms and trans'ers t+em trans-arently to do3nstream sites.
Huawei Confdential
Page *2
OTN %lar# *rocessin( o& +100G Trun8 2oar!+
#rocessin on 4=00G Suc+ as2 T"&(S)% @&F(S) and T&4
HUAWEI TECHNOLOGIES CO., LTD.
!S
&ecommendations Note2 As s-eci'ied in recommendations% alarms in S" section s+ould ,e terminated in &*G ot+er t+an transmitted trans-arently to do3nstream sites.
Huawei Confdential
Page *3
OTN %lar# *rocessin( o& +100G Trun8 2oar!,
#rocessin on 4=00G Suc+ as2 T"&(S)% @&F(S) and T&4
&ecommendations !S
91R/($): /or t.e so!tware #ersion 121C/PG7220 or a later #ersion= t.e >oard returns %6-7$ alar"s i! !orced to trans!er optical signals ! t.e #ersion is
not co"pliant= t.e peer side reports an otu-lo! alar" a!ter recei#ing t.e optical signals !orci>l? trans!erred >? t.e >oard 92R/($): /or t.e so!tware #ersion 213C/PG7230 or a later #ersion= t.e >oard returns an %6-7$ alar" a! ter !orced to trans!er optical signals ! t.e
#ersion is not co"pliant= t.e peer side reports an otu-lo! alar" a!ter recei#ing t.e optical signals !orci>l? trans!erred >? t.e >oard '.en recei#ing 6-/ signal= 92R1 reports a alar" B? de!ault= 7$ o! &uawei trun >oard is ena>led .ere!ore= a downstrea" >oard reports $ ot.er t.an %6-7$ w.en recei#ing a $ alar"
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confdential
Page *4
Su##ary 6
Which 0oad1 o5 lon!=di1tance WD" eBui8ment 1u88ot OTN
6
What alam1 will 0e e8oted 07 the 8ee 0oad when a 0oad ecei9e1 an ODU=AIS 1i!nal ? >@LW+$E&LW+?
6
What ae the dieence1 in OTN alam 8oce11in! o5 a '44G tun2 0oad, in com8ai1on with ecommendation1
6
A and ; ae E@LW+, and C i1 E'T". I5 the o8tical f0e i1 0o2en at A, what alam1 will 0e !eneated on the1e 8oint1 I5 A and ; ae E&LW+, what alam1 will 0e !eneated
A
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Huawei Confdential
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