SIST EN 300 417-4-1 V1.1.3:2003

• Abstract:

  Functional requirements for VC path layers of SDH interfaces on all ty pes of equipment based on the generic principles described in part 1-1 .

• Status: Published
• Publication Date: 30-Nov-2003
• ICS: 33.040.20 - Transmission systems
• Technical Committee: SS EIT - Technical Board for the electrotechnical, information technology and telecommunications fields
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Dec-2003
• Due Date: 01-Dec-2003
• Completion Date: 01-Dec-2003
• Ref Project: ETSI EN 300 417-4-1 V1.1.3 (1999-05) - Transmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 4-1: Synchronous Digital Hierarchy (SDH) path layer functions

SIST EN 300 417-4-1 V1.1.3:2003 is the Slovenian adoption of ETSI EN 300 417-4-1 Version 1.1.3. It specifies functional requirements for VC path layers of SDH interfaces on all types of equipment, using the generic principles defined in Part 1-1. In practice, it tells designers and reviewers how SDH equipment should map, terminate, monitor, protect, and carry tandem connection information at the path layer.

What does SIST EN 300 417-4-1 V1.1.3:2003 specify?

SIST EN 300 417-4-1 V1.1.3:2003 specifies a library of basic building blocks and the rules for combining them to describe transport functionality of equipment. A compliant implementation is described as an interconnection of a subset of the functional blocks in the document, and those interconnections must follow the stated combination rules.

The document is organized into a short front matter, clauses 1 to 8, and informative annexes A to F.

Annex	What it covers
A	Jitter/wander in justification processes
B	SDH/PDH interconnection examples
C	Interaction between 2 Mbit/s and VC-12 signals for byte-synchronous mapping
D	Examples of linear trail and SNC protection models
E	VC-3 to 44 736 Mbit/s adaptation functions
F	VC-11 path layer functions

What are the key requirements of SIST EN 300 417-4-1 V1.1.3:2003?

SIST EN 300 417-4-1 V1.1.3:2003 defines atomic and compound functions for the VC-4, VC-3, VC-2, VC-12, VC-4-4c and VC-11 path layers. The main practical point is that each path layer is broken down into named building blocks for connection, trail termination, adaptation, monitoring, protection, and tandem connection handling.

Path-layer functions and organization

Clauses 4 to 7 repeat the same functional pattern for each VC level. That matters because engineers can compare layers using the same vocabulary and check whether equipment performs the right source and sink functions for the chosen VC.

Adaptation, mapping and clock handling

The adaptation functions describe how signals are mapped into and out of containers and tributary structures, including P4x, P4e, P0s, P12x, P12s, P0-31c, TSS1, TSS3, TSS4, DQDB and ATM Virtual Path cases. Several functions also define elastic store, bit justification, frame start generation, and clock smoothing behavior. In practice, this is the part used to verify how lower-rate or related signals are carried without breaking timing or label consistency.

Monitoring and defect handling

The monitoring functions recover trace identifiers, signal labels and status information, and they define defect detection for conditions such as AIS, UNEQ, TIM, DEG, RDI and ODI. They also define performance monitoring counters over 1-second periods. This is what a lab or quality team uses to confirm alarm reporting, traceability, and error performance behavior.

Protection

The trail protection functions cover 1+1 protection architectures in uni-directional and bi-directional forms, plus linear trail protection adaptation. The document also names operational settings such as switching behavior, restore behavior, hold-off, and external commands. In practice, this tells system integrators how protection switching is controlled and what state transitions the equipment must support.

Tandem connection sublayer

The tandem connection sublayer functions define N2 multiframe alignment, trace identifier handling, BIP-2 processing, incoming AIS detection, and the use of REI, RDI, OEI and ODI information. This part is important when operators need intermediate monitoring or fault localization inside a path without disturbing the end-to-end trail.

What terms does SIST EN 300 417-4-1 V1.1.3:2003 define?

Synchronous Digital Hierarchy (SDH) is the transport hierarchy covered by the standard for path-layer equipment behavior.

Virtual Container (VC) is the payload structure whose path-layer functions are specified for levels such as VC-4, VC-3, VC-2, VC-12 and VC-11.

Sub-Network Connection (SNC) is a protected connection type used in the connection functions and protection model descriptions.

Alarm Indication Signal (AIS) is the all-ONEs condition used to signal failure or unequipped states in several functions.

Bit Interleaved Parity (BIP) is the parity-based error check used for monitoring, especially BIP-2 in VC-11 and tandem connection processing.

Automatic Protection Switch (APS) is the protection signaling used in trail protection functions, especially around 1+1 architectures.

Tandem Connection (TC) is the intermediate monitored path segment defined through its own termination, adaptation, and monitoring functions.

Who uses SIST EN 300 417-4-1 V1.1.3:2003?

SIST EN 300 417-4-1 V1.1.3:2003 is used by SDH equipment designers, test engineers, system integrators, quality managers and network operators. They use it to implement path-layer functions, define interface behavior, check interoperability, and verify defect and performance monitoring in equipment such as multiplexers, add-drop multiplexers and related SDH systems.

What changed in SIST EN 300 417-4-1 V1.1.3:2003 from the previous edition?

The foreword states that the EN version was converted from ETS 300 417 without technical changes, with some editorial changes. It also notes that parts 2-1, 2-2 and 3-2 were adjusted to correct editorial errors in edition 1, and that this version was published because the previous version had incorrect dates in the transposition table.

Which standards are used with SIST EN 300 417-4-1 V1.1.3:2003?

The document refers to EN 300 417-1-1 for generic processes and performance, EN 300 417-3-1 for STM-N regenerator and multiplex section layer functions, and EN 300 417-6-1 for synchronization distribution layer functions. It also uses ETS 300 147, ETS 300 166, ETS 300 167, ETS 300 216, ETS 300 337, ITU-T G.823, IEEE 802.6, ITU-T O.151 and ITU-T O.181 for multiplexing structure, interface characteristics, jitter/wander, DQDB, error measurement and test signal behavior.

What does the SIST EN 300 417-4-1 V1.1.3:2003 document contain?

The document contains function symbols, interface signal tables, process descriptions, defect rules and performance monitoring rules for each path-layer function. It also includes figures for block behavior, mapping and protection arrangements, plus worked process descriptions for justification, parity, AIS handling, trace identifier extraction and protection switching.

Annex A gives a technical discussion of jitter and wander during justification. Annex C and Annex F provide detailed examples for VC-12 interaction and VC-11 path-layer behavior, including PRBS test mapping and tandem connection monitoring. Annex D adds protection-model examples that help readers interpret the trail protection clauses when designing or testing equipment.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.XQNFLRQDOQRVWTransmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 4-1: Synchronous Digital Hierarchy (SDH) path layer functions33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 300 417-4-1 Version 1.1.3SIST EN 300 417-4-1 V1.1.3:2003en01-december-2003SIST EN 300 417-4-1 V1.1.3:2003SLOVENSKI
STANDARD
EN 300 417-4-1 V1.1.3 (1999-05)European Standard (Telecommunications series)Transmission and Multiplexing (TM);Generic requirements of transport functionality of equipment;Part 4-1: Synchronous Digital Hierarchy (SDH)path layer functionsSIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)2ReferenceREN/TM-01015-4-1a (3v109ie0.PDF)KeywordsSDH, transmission, interfaceETSIPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia AntipolisValbonne - FRANCETel.: [phone]
Fax: [phone]Siret N° 348 623 562 00017 - NAF 742 CAssociation à but non lucratif enregistrée à laSous-Préfecture de Grasse (06) N° 7803/[e-mail]://www.etsi.orgCopyright NotificationNo part may be reproduced except as authorized by written permission.The copyright and the foregoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1998.All rights reserved.SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)3ContentsIntellectual Property Rights.8Foreword.81Scope.102References.103Definitions, abbreviations and symbols.113.1Definitions.113.2Abbreviations.113.3Symbols and diagrammatic conventions.153.4Introduction.154VC-4 Path Layer Functions.164.1VC-4 Layer Connection Function S4_C.204.1.1SNC Protection.224.2VC-4 Layer Trail Termination Functions.234.2.1VC-4 Layer Trail Termination Source S4_TT_So.234.2.2VC-4 Layer Trail Termination Sink S4_TT_Sk.254.3VC-4 Layer Adaptation Functions.284.3.1VC-4 Layer to P4x Layer Adaptation Source S4/P4x_A_So.284.3.2VC-4 Layer to P4x Layer Adaptation Sink S4/P4x_A_Sk.314.3.3VC-4 Layer to P4e Layer Adaptation Source S4/P4e_A_So.334.3.4VC-4 Layer to P4e Layer Adaptation Sink S4/P4e_A_Sk.354.3.5VC-4 Layer to VC-3, VC-2, VC-12, and VC-11 Layer Compound Adaptation Source FunctionS4/SX_A_So.374.3.5.1VC-4 Layer to TUG Adaptation Source Function S4/TUG_A_So.394.3.5.2TUG Termination Source Function TUG_T_So.414.3.5.3TUG to VC-3 Layer Adaptation Source Function TUG/S3_A_So/K.0.0.424.3.5.4TUG to VC-2 Layer Adaptation Source Function TUG/S2_A_So/K.L.0.444.3.5.5TUG to VC-12 Layer Adaptation Source Function TUG/S12_A_So/K.L.M.474.3.5.6TUG to VC-11 Layer Adaptation Source Function TUG/S11*_A_So/K.L.M.504.3.6VC-4 Layer to VC-3, VC-2, VC-12, and VC-11 Layer Compound Adaptation Sink FunctionS4/SX_A_Sk.534.3.6.1VC-4 Layer to TUG Adaptation Sink Function S4/TUG_A_Sk.554.3.6.2TUG Termination Sink Function TUG_T_Sk.574.3.6.3TUG to VC-3 Layer Adaptation Sink Function TUG/S3_A_Sk/K.0.0.584.3.6.4TUG to VC-2 Layer Adaptation Sink Function TUG/S2_A_Sk.604.3.6.5TUG to VC-12 Layer Adaptation Sink Function TUG/S12_A_Sk/K.L.M.624.3.6.6TUG to VC-11 Layer Adaptation Sink Function TUG/S11*_A_Sk/K.L.M.644.3.7VC-4 Layer to P0s Layer Adaptation Source S4/P0s_A_So.664.3.8VC-4 Layer to P0s Layer Adaptation Sink S4/P0s_A_Sk.684.3.9VC-4 Layer to DQDB Layer Adaptation Source S4/DQDB_A_So.694.3.10VC-4 Layer to DQDB Layer Adaptation Sink S4/DQDB_A_Sk.724.3.11VC-4 Layer to TSS1 Adaptation Source S4/TSS1_A_So.754.3.12VC-4 Layer to TSS1 Adaptation Sink S4/TSS1_A_Sk.764.3.13VC-4 Layer to ATM Virtual Path Layer Compound Adaptation Source function S4/Avp_A_So.774.3.14VC-4 Layer to ATM Virtual Path Layer Compound Adaptation Sink function S4/Avp_A_Sk.774.3.15VC-4 Layer Clock Adaptation Source S4-LC_A_So.774.4VC-4 Layer Monitoring Functions.774.4.1VC-4 Layer Non-intrusive Monitoring Function S4m_TT_Sk.774.4.2VC-4 Layer Supervisory-Unequipped Termination Source S4s_TT_So.804.4.3VC-4 Layer Supervisory-unequipped Termination Sink S4s_TT_Sk.824.5VC-4 Layer Trail Protection Functions.854.5.1VC-4 Trail Protection Connection Functions S4P_C.854.5.1.1VC-4 Layer 1+1 uni-directional Protection Connection Function S4P1+1u_C.854.5.1.2VC-4 Layer Protection bi-directional Connection Function S4P1+1b_C.874.5.2VC-4 Layer Trail Protection Trail Termination Functions.89SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)44.5.2.1VC-4 Protection Trail Termination Source S4P_TT_So.894.5.2.2VC-4 Protection Trail Termination Sink S4P_TT_Sk.904.5.3VC-4 Layer Linear Trail Protection Adaptation Functions.914.5.3.1VC-4 trail to VC-4 trail Protection Layer Adaptation Source S4/S4P_A_So.914.5.3.2VC-4 trail to VC-4 trail Protection Layer Adaptation Sink S4/S4P_A_Sk.924.6VC-4 Tandem Connection Sublayer Functions.934.6.1VC-4 Tandem Connection Trail Termination Source function (S4D_TT_So).934.6.2VC-4 Tandem Connection Trail Termination Sink function (S4D_TT_Sk).964.6.3VC-4 Tandem Connection to VC-4 Adaptation Source function (S4D/S4_A_So).1014.6.4VC-4 Tandem Connection to VC-4 Adaptation Sink function (S4D/S4_A_Sk).1024.6.5VC-4 Tandem Connection Non-intrusive Monitoring Trail Termination Sink function(S4Dm_TT_Sk).1035VC-3 Path Layer Functions.1065.1VC-3 Layer Connection Function S3_C.1095.1.1SNC Protection.1115.2VC-3 Layer Trail Termination Functions.1125.2.1VC-3 Layer Trail Termination Source S3_TT_So.1125.2.2VC-3 Layer Trail Termination Sink S3_TT_Sk.1145.3VC-3 Layer Adaptation Functions.1175.3.1VC-3 Layer to P31x Layer Adaptation Source S3/P31x_A_So.1175.3.2VC-3 Layer to P31x Layer Adaptation Sink S3/P31x_A_Sk.1205.3.3VC-3 Layer to P31e Layer Adaptation Source S3/P31e_A_So.1225.3.4VC-3 Layer to P31e Layer Adaptation Sink S3/P31e_A_Sk.1245.3.5VC-3 Layer to P0s Layer Adaptation Source S3/P0s_A_So.1265.3.6VC-3 Layer to P0s Layer Adaptation Sink S3/P0s_A_Sk.1285.3.7VC-3 Layer to TSS3 Adaptation Source S3/TSS3_A_So.1295.3.8VC-3 Layer to TSS3 Adaptation Sink S3/TSS3_A_Sk.1305.3.9VC-3 Layer to ATM Virtual Path Layer Compound Adaptation Source function S3/Avp_A_So.1315.3.10VC-3 Layer to ATM Virtual Path Layer Compound Adaptation Sink function S3/Avp_A_Sk.1315.3.11VC-3 Layer Clock Adaptation Source S3-LC_A_So.1315.4VC-3 Layer Monitoring Functions.1315.4.1VC-3 Layer Non-intrusive Monitoring Function S3m_TT_Sk.1315.4.2VC-3 Layer Supervisory-Unequipped Termination Source S3s_TT_So.1345.4.3VC-3 Layer Supervisory-unequipped Termination Sink S3s_TT_Sk.1365.5VC-3 Layer Trail Protection Functions.1395.5.1VC-3 Trail Protection Connection Functions S3P_C.1395.5.1.1VC-3 Layer 1+1 uni-directional Protection Connection Function S3P1+1u_C.1395.5.1.2VC-3 Layer bi-directional Protection Connection Function S3P1+1b_C.1415.5.2VC-3 Layer Trail Protection Trail Termination Functions.1435.5.2.1VC-3 Protection Trail Termination Source S3P_TT_So.1435.5.2.2VC-3 Protection Trail Termination Sink S3P_TT_Sk.1445.5.3VC-3 Layer Linear Trail Protection Adaptation Functions.1455.5.3.1VC-3 trail to VC-3 trail Protection Layer Adaptation Source S3/S3P_A_So.1455.5.3.2VC-3 trail to VC-3 trail Protection Layer Adaptation Sink S3/S3P_A_Sk.1465.6VC-3 Tandem Connection Sublayer Functions.1475.6.1VC-3 Tandem Connection Trail Termination Source function (S3D_TT_So).1475.6.2VC-3 Tandem Connection Trail Termination Sink function (S3D_TT_Sk).1505.6.3VC-3 Tandem Connection to VC-3 Adaptation Source function (S3D/S3_A_So).1555.6.4VC-3 Tandem Connection to VC-3 Adaptation Sink function (S3D/S3_A_Sk).1565.6.5VC-3 Tandem Connection Non-intrusive Monitoring Trail Termination Sink function(S3Dm_TT_Sk).1576VC-2 Path Layer Functions.1606.1VC-2 Layer Connection Function S2_C.1646.1.1SNC Protection.1666.2VC-2 Layer Trail Termination Functions.1676.2.1VC-2 Layer Trail Termination Source S2_TT_So.1676.2.2VC-2 Layer Trail Termination Sink S2_TT_Sk.1696.3VC-2 Layer Adaptation Functions.1716.3.1VC-2 Layer to TSS4 Adaptation Source S2/TSS4_A_So.171SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)56.3.2VC-2 Layer to TSS4 Adaptation Sink S2/TSS4_A_Sk.1726.3.3VC-2 Layer to ATM Virtual Path Layer Compound Adaptation Source function S2/Avp_A_So.1736.3.4VC-2 Layer to ATM Virtual Path Layer Compound Adaptation Sink function S2/Avp_A_Sk.1736.3.5VC-2 Layer Clock Adaptation Source S2-LC_A_So.1736.4VC-2 Layer Monitoring Functions.1736.4.1VC-2 Layer Non-intrusive Monitoring Function S2m_TT_Sk.1736.4.2VC-2 Layer Supervisory-Unequipped Termination Source S2s_TT_So.1766.4.3VC-2 Layer Supervisory-unequipped Termination Sink S2s_TT_Sk.1786.5VC-2 Layer Trail Protection Functions.1806.5.1VC-2 Trail Protection Connection Functions S2P_C.1806.5.1.1VC-2 Layer 1+1 uni-directional Protection Connection Function S2P1+1u_C.1806.5.1.2VC-2 Layer 1+1 dual ended Protection Connection Function S2P1+1b_C.1826.5.2VC-2 Layer Trail Protection Trail Termination Functions.1846.5.2.1VC-2 Protection Trail Termination Source S2P_TT_So.1846.5.2.2VC-2 Protection Trail Termination Sink S2P_TT_Sk.1856.5.3VC-2 Layer Linear Trail Protection Adaptation Functions.1866.5.3.1VC-2 trail to VC-2 trail Protection Layer Adaptation Source S2/S2P_A_So.1866.5.3.2VC-2 trail to VC-2 trail Protection Layer Adaptation Sink S2/S2P_A_Sk.1876.6VC-2 Tandem Connection Sublayer Functions.1886.6.1VC-2 Tandem Connection Trail Termination Source function (S2D_TT_So).1886.6.2VC-2 Tandem Connection Trail Termination Sink function (S2D_TT_Sk).1916.6.3VC-2 Tandem Connection to VC-2 Adaptation Source function (S2D/S2_A_So).1956.6.4VC-2 Tandem Connection to VC-2 Adaptation Sink function (S2D/S2_A_Sk).1966.6.5VC-2 Tandem Connection Non-intrusive Monitoring Trail Termination Sink function(S2Dm_TT_Sk).1977VC-12 Path Layer Functions.2007.1VC-12 Layer Connection Function S12_C.2047.1.1SNC Protection.2067.2VC-12 Trail Termination Functions.2077.2.1VC-12 Trail Termination Source S12_TT_So.2077.2.2VC-12 Trail Termination Sink S12_TT_Sk.2097.3VC-12 Adaptation Functions.2117.3.1VC-12 to P12x Adaptation Source S12/P12x_A_So.2117.3.2VC-12 to P12x Adaptation Sink S12/P12x_A_Sk.2147.3.3VC-12 to P12s Adaptation Source S12/P12s_A_So.2167.3.3.1Type 1 VC-12 to P12s Adaptation Source S12/P12s-b_A_So.2167.3.3.2Type 2 VC-12 to P12s Adaptation Source S12/P12s-a_A_So.2197.3.4VC-12 to P12s Adaptation Sink S12/P12s_A_Sk.2217.3.4.1Type 1 VC-12 to P12s Adaptation Sink S12/P12s-x_A_Sk.2217.3.4.2Type 2 VC-12 to P12s Adaptation Sink S12/P12s-b_A_Sk.2237.3.4.3Type 3 VC-12 to P12s Adaptation Sink S12/P12s-a_A_Sk.2267.3.5VC-12 to P0-31c Adaptation Source S12/P0-31c_A_So.2287.3.6VC-12 to P0-31c Adaptation Sink S12/P0-31c_A_Sk.2307.3.7VC-12 Layer to TSS4 Adaptation Source S12/TSS4_A_So.2327.3.8VC-12 Layer to TSS4 Adaptation Sink S12/TSS4_A_Sk.2337.3.9VC-12 Layer to ATM Virtual Path Layer Compound Adaptation Source function S12/Avp_A_So.2347.3.10VC-12 Layer to ATM Virtual Path Layer Compound Adaptation Sink function S12/Avp_A_Sk.2347.3.11VC-12 Layer Clock Adaptation Source S12-LC_A_So.2347.4VC-12 Layer Monitoring Functions.2357.4.1VC-12 Layer Non-intrusive Monitoring Function S12m_TT_Sk.2357.4.2VC-12 Layer Supervisory-Unequipped Termination Source S12s_TT_So.2387.4.3VC-12 Layer Supervisory-unequipped Termination Sink S12s_TT_Sk.2407.5VC-12 Layer Trail Protection Functions.2427.5.1VC-12 Trail Protection Connection Functions S12P_C.2427.5.1.1VC-12 Layer 1+1 uni-directional Protection Connection Function S12P1+1u_C.2427.5.1.2VC-12 Layer 1+1 dual ended Protection Connection Function S12P1+1b_C.2447.5.2VC-12 Layer Trail Protection Trail Termination Functions.2467.5.2.1VC-12 Protection Trail Termination Source S12P_TT_So.2467.5.2.2VC-12 Protection Trail Termination Sink S12P_TT_Sk.2477.5.3VC-12 Layer Linear Trail Protection Adaptation Functions.248SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)67.5.3.1VC-12 trail to VC-12 trail Protection Layer Adaptation Source S12/S12P_A_So.2487.5.3.2VC-12 trail to VC-12 trail Protection Layer Adaptation Sink S12/S12P_A_Sk.2497.6VC-12 Tandem Connection Sublayer Functions.2507.6.1VC-12 Tandem Connection Trail Termination Source function (S12D_TT_So).2507.6.2VC-12 Tandem Connection Trail Termination Sink function (S12D_TT_Sk).2537.6.3VC-12 Tandem Connection to VC-12 Adaptation Source function (S12D/S12_A_So).2577.6.4VC-12 Tandem Connection to VC-12 Adaptation Sink function (S12D/S12_A_Sk).2587.6.5VC-12 Tandem Connection Non-intrusive Monitoring Trail Termination Sink function(S12Dm_TT_Sk).2598VC-4-4c Path Layer Functions.262Annex A (informative):Jitter/wander in justification processes.263A.1VC-n phase accuracy/timing error/jitter/wander.263A.2VC-n pointer processor introduced phase error measurement.263A.3SDH/PDH and PDH/PDH mapping introduced phase error measurement.266Annex B (informative):SDH/PDH interconnection examples.267Annex C (informative):Interaction between 2 Mbit/s and VC-12 signals for the case of bytesynchronous mapping.269Annex D (informative):Examples of linear trail and SNC protection models.271Annex E (informative):VC-3 to 44 736 Mbit/s adaptation functions.274E.1VC-3 Layer to P32x Layer Adaptation Source S3/P32x_A_So.274E.2VC-3 Layer to P32x Layer Adaptation Sink S3/P32x_A_Sk.277Annex F (informative):VC-11 Path Layer Functions.279F.1VC-11 Layer Connection Function S11_C.283F.1.1SNC Protection.285F.2VC-11 Trail Termination Functions.286F.2.1VC-11 Trail Termination Source S11_TT_So.286F.2.2VC-11 Trail Termination Sink S11_TT_Sk.288F.3VC-11 Adaptation Functions.290F.3.1VC-11 to P11x Adaptation Source S11/P11x_A_So.290F.3.2VC-11 to P11x Adaptation Sink S11/P11x_A_Sk.293F.3.3VC-11 Layer to TSS4 Adaptation Source S11/TSS4_A_So.295F.3.4VC-11 Layer to TSS4 Adaptation Sink S11/TSS4_A_Sk.296F.3.5VC-11 Layer Clock Adaptation Source S11-LC_A_So.297F.4VC-11 Layer Monitoring Functions.297F.4.1VC-11 Layer Non-intrusive Monitoring Function S11m_TT_Sk.297F.4.2VC-11 Layer Supervisory-Unequipped Termination Source S11s_TT_So.300F.4.3VC-11 Layer Supervisory-unequipped Termination Sink S11s_TT_Sk.302F.5VC-11 Layer Trail Protection Functions.304F.5.1VC-11 Trail Protection Connection Functions S11P_C.304F.5.1.1VC-11 Layer uni-directional Protection Connection Function S11P1+1u_C.304F.5.1.2VC-11 Layer 1+1 dual ended Protection Connection Function S11P1+1b_C.306F.5.2VC-11 Layer Trail Protection Trail Termination Functions.308F.5.2.1VC-11 Protection Trail Termination Source S11P_TT_So.308F.5.2.2VC-11 Protection Trail Termination Sink S11P_TT_Sk.309F.5.3VC-11 Layer Linear Trail Protection Adaptation Functions.310F.5.3.1VC-11 trail to VC-11 trail Protection Layer Adaptation Source S11/S11P_A_So.310F.5.3.2VC-11 trail to VC-11 trail Protection Layer Adaptation Sink S11/S11P_A_Sk.311SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)7F.6VC-11 Tandem Connection Sublayer Functions.312F.6.1VC-11 Tandem Connection Trail Termination Source function (S11D_TT_So).312F.6.2VC-11 Tandem Connection Trail Termination Sink function (S11D_TT_Sk).315F.6.3VC-11 Tandem Connection to VC-11 Adaptation Source function (S11D/S11_A_So).319F.6.4VC-11 Tandem Connection to VC-11 Adaptation Sink function (S11D/S11_A_Sk).320F.6.5VC-11 Tandem Connection Non-intrusive Monitoring Trail Termination Sink function(S11Dm_TT_Sk).321Bibliography.324History.325SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)8Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respectof ETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on theETSI Web server (http://www.etsi.org/ipr).Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guaranteecan be given as to the existence of other IPRs not referenced in SR 000 314 (or the updates on the ETSI Web server)which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) has been produced by ETSI Technical Committee Transmissionand Multiplexing (TM).The present document is one of a family of documents that has been produced in order to provide inter-vendor andinter-operator compatibility of Synchronous Digital Hierarchy (SDH) equipment.The present document is part 4-1 of a multi-part EN covering the generic requirements of transport functionality ofequipment, as identified below:Part 1-1:"Generic processes and performance".Part 1-2:"General information about Implementation Conformance Statement (ICS) proforma".Part 2-1:"Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) physical sectionlayer functions".Part 2-2:"Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) physical sectionlayer functions; Implementation Conformance Statement (ICS) proforma specification".Part 3-1:"Synchronous Transport Module-N (STM-N) regenerator and multiplex section layer functions".Part 3-2:"Synchronous Transport Module-N (STM-N) regenerator and multiplex section layer functions;Implementaion Conformance Statement (ICS) proforma specification".Part 4-1:"Synchronous Digital Hierarchy (SDH) path layer functions".Part 4-2:"Synchronous Digital Hierarchy (SDH) path layer functions; Implementation Conformance Statement(ICS) proforma specification".Part 5-1:"Plesiochronous Digital Hierarchy (PDH) path layer functions".Part 5-2:"Plesiochronous Digital Hierarchy (PDH) path layer functions; Implementation Conformance Statement(ICS) proforma specification".Part 6-1:"Synchronization layer functions".Part 6-2:"Synchronization layer functions; Implementation Conformance Statement (ICS) proforma specification".Part 7-1:"Auxiliary layer functions".Part 7-2:"Auxiliary layer functions; Implementation Conformance Statement (ICS) proforma specification".Parts 2 to 7 specify the layers and their atomic functions.NOTE 1:The present document does not currently address configuration management.NOTE 2:The SDH radio equipment functional blocks are addressed by ETSI WG TM4.Various of the above parts have previously been published as parts of ETS 300 417.SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)9They have been converted into parts of EN 300 417 without technical changes, but some editorial changes have beennecessary (e.g. references). In particular:-Parts 2-1, 2-2 and 3-2 have been modified to take account of editorial errors present in edition 1.-Part 1-1 has had its title change of to align with other parts published at a later date.Also note that in the meantime parts 8-1 and 8-2 together will all parts x-3 (Abstract Test Suites) have been stopped.This version of the present document has been published because the previous version had incorrect dates in thetransposition table.National transposition datesDate of latest announcement of this EN (doa):31 August 1999Date of latest publication of new National Standardor endorsement of this EN (dop/e):29 February 2000Date of withdrawal of any conflicting National Standard (dow):29 February 2000SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)101ScopeThe present document specifies a library of basic building blocks and a set of rules by which they are combined in orderto describe transport functionality of equipment. The library comprises the functional building blocks needed tocompletely specify the generic functional structure of the European Transmission Hierarchies. Equipment which iscompliant with the present document shall be describable as an interconnection of a subset of these functional blockscontained within the present document. The interconnections of these blocks shall obey the combination rules given.The generic functionality is described in EN 300 417-1-1 [6].2ReferencesThe following documents contain provisions which, through reference in this text, constitute provisions of the presentdocument.· References are either specific (identified by date of publication, edition number, version number, etc.) ornon-specific.· For a specific reference, subsequent revisions do not apply.· For a non-specific reference, the latest version applies.· A non-specific reference to an ETS shall also be taken to refer to later versions published as an EN with the samenumber.[1]ETS 300 147: "Transmission and Multiplexing (TM); Synchronous Digital Hierarchy (SDH);Multiplexing structure".[2]ETS 300 166 (1993): "Transmission and Multiplexing (TM); Physical and electrical characteristicsof hierarchical digital interfaces for equipment using the 2 048 kbit/s - based plesiochronous orsynchronous digital hierarchies".[3]ETS 300 167: "Transmission and Multiplexing (TM); Functional characteristics of 2 048 kbit/sinterfaces".[4]ETS 300 216: "Network Aspects (NA); Metropolitan Area Network (MAN); Physical layerconvergence procedure for 155,520 Mbit/s".[5]ETS 300 337: "Transmission and Multiplexing (TM); Generic frame structures for the transport ofvarious signals (including Asynchronous Transfer Mode (ATM) cells and Synchronous DigitalHierarchy (SDH) elements) at the ITU-T Recommendation G.702 hierarchical rates of 2 048kbit/s, 34 368 kbit/s and 139 264 kbit/s".[6]EN 300 417-1-1: "Transmission and Multiplexing (TM); Generic requirements of transportfunctionality of equipment; Part 1-1: Generic processes and performance".[7]EN 300 417-3-1: "Transmission and Multiplexing (TM); Generic requirements of transportfunctionality of equipment; Part 3-1:Synchronous Transport Module-N (STM-N) regenerator andmultiplex section layer functions".[8]EN 300 417–6–1: "Transmission and Multiplexing (TM); Generic requirements of transportfunctionality of equipment; Part 6-1: Synchronization distribution layer functions".[9]ITU-T Recommendation G.823: "The control of jitter and wander within digital networks whichare based on the 2 048 kbit/s hierarchy".[10]IEEE Standard 802.6: "Information technology-Telecommunications and information exchangebetween systems-Local and metropolitan area networks-Specific requirements-Part 6: DistributedQueue Dual Bus (DQDB) access method and physical layer specifications".[11]ITU-T Recommendation O.151: "Error performance measuring equipment operating at the primaryrate and above".SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)11[12]ITU-T Recommendation O.181: "Equipment to assess error performance on STM-N interfaces".3Definitions, abbreviations and symbols3.1DefinitionsThe functional definitions are described in EN 300 417-1-1 [6].3.2AbbreviationsFor the purposes of the present document, the following abbreviations apply:AAdaptation functionAcSLAccepted Signal LabelAcTIAccepted Trace IdentifierADMAdd-Drop MultiplexerAIAdapted InformationAISAlarm Indication SignalAPAccess PointAPIdAccess Point IdentifierAPSAutomatic Protection SwitchARCHARCHitectureATMAsynchronous Transfer ModeAUAdministrative UnitAUGAdministrative Unit GroupAU-nAdministrative Unit, level nAvpATM virtual pathBERBit Error RatioBIPBit Interleaved ParityBIP-NBit Interleaved Parity, width NCConnection functionCICharacteristic InformationCKClocKCLRCLeaRCMConnection MatrixCPConnection PointCRCCyclic Redundancy CheckCSClock SourceDDataDCCData Communications ChannelDECDECrementDEGDEGradedDEGMDEGraded Monitor periodDEGTHRDEGraded THresholdDSDefect SecondDSTATUSData STATUSDTYPEData TYPEEBCErrored Block CountECCEmbedded Communications ChannelECC(x)Embedded Communications Channel, layer xEDCError Detection CodeEDCVError Detection Code ViolationEMFEquipment Management FunctionEQEQuipmentESElectrical SectionESErrored SecondEXEREXERciseSIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)12EXTCMDEXTernal CoMmanDExTIExpected Trace IdentifierF_BFar-end BlockFASFrame Alignment SignalFOPFailure Of ProtocolFORCEDNFORCE DowNFSFrame Start signalFSwForced SwitchHECHeader Error ControlHOHold Off (used in HOTime)HOBHead Of BusHOVCHigher Order Virtual ContainerHPHigher order PathIDIDentifierIFIn Frame stateIMIn Multiframe stateINCINCrementincAISincoming AISLCLink ConnectionLOLockout Of protectionLOALoss Of Alignment; generic for LOF, LOM, LOPLOFLoss Of FrameLOMLoss Of MultiframeLOPLoss Of PointerLOSLoss Of SignalLOVCLower Order Virtual ContainerLSSLoss of Sequence StructureLSTATUSLink STATUSLTCLoss of Tandem ConnectionMCMatrix ConnectionMCFMessage Communications FunctionMDTMean Down Timemeimaintenance event informationMFASMulti Frame Alignment SignalMFSMulti-Frame StartMIManagement InformationMOManaged ObjectMONMONitoredMPManagement PointMSMultiplex SectionMS1STM-1 Multiplex SectionMS16STM-16 Multiplex SectionMS4STM-4 Multiplex SectionMSBMost Significant BitMSOHMultiplex Section OverHeadMSPMultiplex Section ProtectionMSPGMultiplex Section Protection GroupMSwManual SwitchMTIEMean Time Interval ErrorN.C.Not ConnectedN_BNear-end BlockN1[x][y]bit x (x=7,8) of byte N1 in frame y (y=1.76)N2[x][y]bit x (x=7,8) of byte N2 in frame y (y=1.76)NCNetwork ConnectionNCINo CRC-4 multiframe IndicationNDFNew Data FlagNENetwork ElementNMONNot MONitoredNNINetwork Node InterfaceNUNational Use (bits, bytes)SIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)13NUxNational Use, bit rate order xOAMOperation, Administration and ManagementODIOutgoing Defect IndicationOEIOutgoing Error IndicationOFOutgoing Far-endOF_BOutgoing Far-end VC BlockOFSOut of Frame SecondOHOverHeadONOutgoing Near-endOOFOut Of Frame stateOOMOut Of Multiframe stateOPEROPERationOSOptical SectionOSFOutgoing Signal FailOSI(x)Open Systems Interconnection, layer xOWOrder WirePProtectionP_AProtection AdaptationP_CProtection ConnectionP_TTProtection Trail TerminationP0_31c1 984 kbit/s layerP0ssynchronous 64 kbit/s layerP11x1 544 kbit/s layer (transparent)P12s2 048 kbit/s PDH path layer with synchronous 125 ms frame structure according toETS 300 167 [12]P12x2 048 kbit/s layer (transparent)P22e8 448 kbit/s PDH path layer with 4 plesiochronous 2 048 kbit/sP22x8 448 kbit/s layer (transparent)P31e34 368 kbit/s PDH path layer with 4 plesiochronous 8 448 kbit/sP31s34 368 kbit/s PDH path layer with synchronous 125 ms frame structure according toETS 300 337 [13]P31x34 368 kbit/s layer (transparent)P32x44 736 kbit/s layer (transparent)P4e139 264 kbit/s PDH path layer with 4 plesiochronous 34 368 kbit/sP4s139 264 kbit/s PDH path layer with synchronous 125 ms frame structure according toETS 300 337 [13]P4x139 264 kbit/s layer (transparent)PDHPlesiochronous Digital HierarchyPJEPointer Justification EventPLMPayLoad MismatchPMPerformance MonitoringPnPlesiochronous signal, level nPOHPath OverHeadppmpart per millionPRBSPseudo Random Binary SequencePRCPrimary Reference ClockPROTPROTectionPSProtection SwitchingPSCProtection Switch CountPTRPoinTeRQOSQuality Of ServiceRDReaDRDIRemote Defect IndicatorREIRemote Error IndicatorRFIRemote Failure IndicatorRIRemote InformationRPRemote PointRSRegenerator SectionRS1STM-1 Regenerator SectionRS16STM-16 Regenerator SectionSIST EN 300 417-4-1 V1.1.3:2003

ETSIEN 300 417-4-1 V1.1.3 (1999-05)14RS4STM-4 Regenerator SectionRSOHRegenerator Section OverHeadRxSLReceived Signal LabelRxTIReceived Trace identifierS11VC-11 path layerS11DVC-11 tandem connection sublayerS11PVC-11 protection sublayerS12VC-12 path layerS12DVC-12 tandem connection sublayerS12PVC-12 protection sublayerS2VC-2 path layerS2DVC-2 tandem connection sublayerS2PVC-2 protection sublayerS3VC-3 path layerS3DVC-3 tandem connection sublayerS3PVC-3 protection sublayerS4VC-4 path layerS4-4ccontiguous concatenated VC-4-4c path layerS4DVC-4 tandem connection sublayerS4PVC-4 protection sublayerSASEStand-Alone Synchronization EquipmentSDsynchronization distribution layer, Signal DegradeSDHSynchronous Digital HierarchySECSDH Equipment ClockSFSignal FailSkSinkSNCSub-Network ConnectionSNC/IInherently monitored Sub-Network Connection protectionSNC/NNon-intrusively monitored Sub-Network Connection protectionSNC/SSublayer monitored Sub-Network Connection protectionSoSourceSOHSection OverHeadSPRINGShared Protection RINGSRSelected ReferenceSSDServer Signal DegradeSSFServer Signal FailSSMSynchronization Status MessageSSUSynchronization Supply UnitSTMSynchronous Transport ModuleSTM-NSynchronous Transport Module, level NSWSWitchingTCTandem ConnectionTCnTandem Connection level nTCPTermination Connection PointTITiming InformationTITrace IdentifierTIMTrace Identifier MismatchTIMdisTrace Identifier Mismatch disableTMTransmission_Medium, Transmission & MultiplexingTMNTelecommunications Management NetworkTPTiming PointTPmodeTermination Point modeTSTime SlotTSDTrail Signal DegradeTSETest Signal ErrorTSFTrail Signal FailTSSTest Signal Structur
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