Dynamic synchronous Transfer Mode (DTM); Part 2: System characteristics; Sub-part 1: Data link aspects

DES/SPAN-130005-1

Dinamični sinhroni prenosni način (DTM) – 2. del: Karakteristike sistema – 1. poddel: Vidiki podatkovne povezave

General Information

Status
Published
Publication Date
21-Oct-2002
Current Stage
12 - Completion
Due Date
25-Oct-2002
Completion Date
22-Oct-2002

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ES 201 803-2-1 V1.1.1:2005
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SLOVENSKI STANDARD
SIST ES 201 803-2-1 V1.1.1:2005
01-januar-2005
'LQDPLþQLVLQKURQLSUHQRVQLQDþLQ '70 ±GHO.DUDNWHULVWLNHVLVWHPD±
SRGGHO9LGLNLSRGDWNRYQHSRYH]DYH
Dynamic synchronous Transfer Mode (DTM); Part 2: System characteristics; Sub-part 1:
Data link aspects
Ta slovenski standard je istoveten z: ES 201 803-2-1 Version 1.1.1
ICS:
33.040.40 Podatkovna komunikacijska Data communication
omrežja networks
SIST ES 201 803-2-1 V1.1.1:2005 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST ES 201 803-2-1 V1.1.1:2005

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SIST ES 201 803-2-1 V1.1.1:2005

ETSI ES 201 803-2-1 V1.1.1 (2002-10)
ETSI Standard


Dynamic synchronous Transfer Mode (DTM);
Part 2: System characteristics;
Sub-part 1: Data link aspects




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SIST ES 201 803-2-1 V1.1.1:2005
 2 ETSI ES 201 803-2-1 V1.1.1 (2002-10)



Reference
DES/SPAN-130005-1
Keywords
addressing, DTM
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© European Telecommunications Standards Institute 2002.
All rights reserved.

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ETSI

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SIST ES 201 803-2-1 V1.1.1:2005
 3 ETSI ES 201 803-2-1 V1.1.1 (2002-10)
Contents
Intellectual Property Rights.7
Foreword.7
Introduction .7
1 Scope.8
2 References.8
3 Definitions and abbreviations.8
3.1 Definitions.8
3.2 Abbreviations.10
4 Data link management system overview.10
4.1 Physical interfaces and physical links .11
4.2 Bypass chains.11
4.3 Control Services.13
4.4 Topology Management.13
4.5 Resource Management.13
5 Slot-0 Service.13
5.1 Functionality.13
5.1.1 The Slot-0 data transport.13
5.1.2 Control traffic over Slot-0.13
5.2 Characteristics.14
5.3 Addressing.14
5.4 Client Selection.14
5.5 Slot-0 message and header formats .14
6 Bypass chain topology management .14
6.1 Bypass chain topology management overview.14
6.1.1 Void.14
6.1.2 Topology discovery algorithm.14
6.1.3 Bypass chain monitoring.15
6.2 Service interfaces.15
6.2.1 Service provided.15
6.2.2 Service required.16
6.3 Detailed protocol description.16
6.3.1 Establishing connections.16
6.3.1.1 Probing phase.17
6.3.1.2 Return physical interface.17
6.3.1.3 Detection phase.18
6.3.1.4 Confirmation phase.18
6.3.1.5 Distribution phase.19
6.3.1.6 Messages distribution.19
6.3.2 Information Distribution Phase.19
6.3.2.1 Information propagation.21
6.3.2.2 Ending the distribution.21
6.3.2.3 Detecting rings.21
6.3.2.4 Sending out node lists .22
6.3.3 Topology calculation.22
6.3.3.1 Informing DLSP's clients .22
6.3.3.2 Informing the RXprocesses about valid return physical interfaces.22
6.4 Messages.23
6.4.1 Physical interface identifiers field .23
6.4.2 General message format.23
6.4.3 DLSP_PROBE.23
6.4.4 DLSP_PROBE_ACK.24
6.4.5 DLSP_DETECTED.24
ETSI

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SIST ES 201 803-2-1 V1.1.1:2005
 4 ETSI ES 201 803-2-1 V1.1.1 (2002-10)
6.4.6 DLSP_DETECTED_ACK.24
6.4.7 DLSP_CONFIRM.25
6.4.8 DLSP_CONFIRM_ACK.25
6.4.9 DLSP_DISTRIBUTE.25
6.4.9.1 DLSP_DISTRIBUTE List Entries .26
6.4.10 DLSP_DISTRIBUTE_ACK.26
6.4.11 DLSP_LINK_ERROR.27
6.5 SDL Descriptions.27
6.5.1 Processes.27
6.5.1.1 Relationships between processes in a node.28
6.5.1.2 Relationships between processes in neighbouring nodes.29
6.5.1.3 DistributeDownstreamProcess.29
6.5.1.3.1 Purpose.29
6.5.1.3.2 Operation.29
6.5.1.3.3 Provided services.29
6.5.1.3.4 Timers.30
6.5.1.4 DistributeUpstreamProcess.30
6.5.1.4.1 Purpose.30
6.5.1.4.2 Operation.30
6.5.1.4.3 Provided services.31
6.5.1.4.4 Timers.31
6.5.1.5 Dispatcher.31
6.5.1.6 TXprocess.31
6.5.1.6.1 Purpose.31
6.5.1.6.2 Operation.31
6.5.1.6.3 Provided services.32
6.5.1.6.4 Timers.32
6.5.1.7 RXprocess.33
6.5.1.7.1 Purpose.33
6.5.1.7.2 Operation.33
6.5.1.7.3 Provided services.34
6.5.1.7.4 Timers.34
6.5.1.8 BCManager.34
6.5.1.8.1 Purpose.34
6.5.1.8.2 Operation.34
6.5.1.8.3 Timers.35
6.5.2 Data types.35
6.5.3 Functions.35
6.5.3.1 IsBypassOk.35
6.5.3.2 RecalcTopology.35
6.5.4 Constants.35
6.5.4.1 DLSP_MAX_HOPCOUNT.35
6.5.4.2 DLSP_MAX_CONFIRM_TRIES.36
6.5.4.3 DLSP_MIN_PROBE.36
6.5.4.4 DLSP_TIMEOUT_DISTRIBUTE.36
6.5.4.5 DLSP_TIMEOUT_CONFIRM_IN.36
6.5.4.6 DLSP_TIMEOUT_CONFIRM_OUT'.36
6.5.4.7 DLSP_TIMEOUT_FIRSTCONFIRM_IN.36
6.5.4.8 DLSP_TIMEOUT_DETECTED.36
6.5.4.9 DLSP_PERIOD_PROBE.36
6.5.4.10 DLSP_PERIOD_CONFIRM_OUT.36
6.5.4.11 Timer values.36
7 Control channel management.37
7.1 Overview.37
7.2 Void.38
7.3 DTM Control Forwarding & Filtering Service.38
7.3.1 Functionality.38
7.3.1.1 Handling of messages.38
7.3.2 Characteristics.38
7.3.3 Addressing.39
7.3.4 Client Selection.39
ETSI

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SIST ES 201 803-2-1 V1.1.1:2005
 5 ETSI ES 201 803-2-1 V1.1.1 (2002-10)
7.4 Messages and Headers.39
7.4.1 The DCFF Tunnel Header .39
7.5 DCC Service.39
7.5.1 Functionality.39
7.5.1.1 Signalling path.40
7.5.1.2 Route path finding.41
7.5.1.3 Establishment and Removal of control channels.42
7.5.1.4 Message filtering.45
7.5.2 Characteristics.45
7.5.2.1 Sending messages in the direction of the bypass chain.45
7.5.2.2 Sending messages in opposite direction of a bypass chain .45
7.5.3 Addressing.45
7.5.3.1 Sending messages along a bypass chain.45
7.5.3.2 Sending messages in opposite direction of a bypass chain .45
7.5.4 Client Selection.45
7.5.5 DCC message and header format.45
7.5.5.1 Payload of DCC clients.46
7.5.5.2 DCC FLUSH message .46
7.5.5.3 DCC Source Address Header.46
7.5.5.4 DCC Route header .46
7.5.5.5 DCC Tear Down .47
7.5.6 DCFF message and header formats .47
7.5.6.1 DCFF Tunnel Header.47
8 Resource management.48
8.1 System overview.48
8.1.1 Functional overview.48
8.1.1.1 Resource ownership.48
8.1.1.2 Borrowing.48
8.1.1.3 Resource announcement.48
8.1.1.4 Probe mechanism.48
8.1.2 Fault management.49
8.1.2.1 Borrowing failed.49
8.1.2.2 Ownership overlapping.49
8.1.2.3 Loss of access tokens .49
8.1.2.4 Tokens allocated by several nodes .49
8.2 Concepts.50
8.2.1 Terminology.50
8.2.1.1 Allocation domain.50
8.2.1.2 Short circuit.50
8.2.1.3 Probe.51
8.2.1.4 Borrowing and lending of token(s) .52
8.2.1.5 Ownership of tokens .52
8.2.1.6 Access to token(s) .52
8.2.1.7 DRMP_GATHER.52
8.2.1.8 DRMP_SYNC.52
8.2.1.9 Start up.52
8.2.1.10 Master physical interface .52
8.2.1.11 Transitional master physical interface.53
8.2.1.12 Probe.53
8.2.1.13 Topology.53
8.2.1.14 Fairness algorithm.53
8.2.1.15 Range change.53
8.2.1.16 Double booking.53
8.2.1.17 Quark.53
8.2.1.18 Got ownership.53
8.2.1.19 Lost ownership.53
8.2.1.20 Alloc.53
8.2.1.21 Dealloc.
...

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