ETSI ES 203 385 V1.1.1 (2014-11)

CABLE; DOCSIS® Layer 2 Virtual Private Networking

DES/CABLE-00008

General Information

• Status: Published
• Publication Date: 06-Nov-2014
• Technical Committee: CABLE WG1 - Architecture, Interfaces, protocols
• Current Stage: 12 - Completion
• Due Date: 17-Nov-2014
• Completion Date: 07-Nov-2014

Standards Content (Sample)

ETSI ES 203 385 V1.1.1 (2014-11)






ETSI STANDARD
CABLE;
®
DOCSIS Layer 2 Virtual Private Networking

---------------------- Page: 1 ----------------------
2 ETSI ES 203 385 V1.1.1 (2014-11)



Reference
DES/CABLE-00008
Keywords
access, broadband, cable, data, IP, IPcable,
L2VPN, modem
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
http://portal.etsi.org/chaircor/ETSI_support.asp
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2014.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 ETSI ES 203 385 V1.1.1 (2014-11)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 9
3 Definitions and abbreviations . 10
3.1 Definitions . 10
3.2 Abbreviations . 12
4 Requirements and conformance . 15
4.1 Requirements . 15
4.2 Conformance . 16
5 Theory of operation . 16
5.1 L2VPN Features . 16
5.1.1 Transparent LAN Service . 16
5.1.2 Multiple ISP L2VPNs . 18
5.1.3 Management L2VPNs. 18
5.1.4 Other L2VPN-enabled Features . 19
5.1.5 High Availability . 19
5.2 CMTS Layer 2 Forwarding Architecture . 19
5.2.1 L2VPN and Non-L2VPN Forwarding . 19
5.2.2 Point-to-Point and Multipoint L2VPN Forwarding Modes . 20
6 L2VPN Operation (Normative) . 22
6.1 CMTS Bridging Model Requirements . 22
6.2 Configuring L2VPN Forwarding . 23
6.2.1 VPNID Subtype . 26
6.2.1.1 Border Gateway Protocol (BGP) VPNID Subtype . 26
6.2.2 Downstream Classifier L2VPN Encoding . 26
6.2.3 L2VPN SA-Descriptor Subtype . 27
6.2.4 Vendor-Specific L2VPN Encoding . 27
6.2.5 Configuration Error Requirements . 27
6.2.6 Network System Interface (NSI) Encapsulation . 28
6.2.6.1 NSI Encapsulation Subtype . 28
6.2.6.2 IEEE 802.1Q L2VPN Forwarding . 28
6.2.6.3 IEEE 802.1Q L2VPN Forwarding . 28
6.2.6.3.1 Point-to-Point CMTS Forwarding with Point-to-Point 802.1Q Forwarding . 29
6.2.6.3.2 Point-to-Point CMTS Forwarding with L2VPN Bridging Network Element . 29
6.2.6.4 IEEE 802.1Q L2VPN Forwarding . 29
6.2.7 Virtual Private LAN Service (VPLS) and Virtual Private Wire Service . 29
6.2.7.1 PSN Tunnel - Control Plane and Data Plane Encapsulation . 30
6.2.7.2 PW - Control Plane and Data Plane Encapsulations . 30
6.2.7.2.1 PW Signaling without Auto-Discovery . 31
6.2.7.2.2 PW Signaling with Auto-Discovery . 32
6.3 CMTS Upstream L2VPN Forwarding . 33
6.4 CMTS Downstream L2VPN Forwarding . 35
6.4.1 Multipoint Downstream Forwarding . 36
®
6.4.2 DOCSIS 3.0 L2VPN Downstream Multicast Forwarding . 36
6.5 L2VPN Isolation and Privacy . 36
6.5.1 Protecting L2VPN Traffic . 37
6.5.2 Preventing Leaking of non-L2VPN Traffic . 37
6.5.2.1 Downstream Unencrypted Traffic (DUT) Filtering . 38
ETSI

---------------------- Page: 3 ----------------------
4 ETSI ES 203 385 V1.1.1 (2014-11)
6.5.2.2 Downstream IP Multicast Encryption (DIME) . 38
6.5.2.3 Mixing L2VPN and non-L2VPN forwarding on the same CM . 38
6.6 CM and eSAFE Exclusion . 38
6.6.1 CM and eSAFE Host Forwarding Model . 39
6.6.2 Cable Modem MAC Bridge Interface Masks . 39
6.6.3 Embedded Host Exclusion . 40
6.6.4 CMTS embedded host MAC Address Learning . 40
6.6.4.1 Enable eSAFE DHCP Snooping Subtype . 40
6.6.5 Interface-based Classification . 41
6.7 L2VPN Quality of Service . 41
®
6.7.1 DOCSIS QoS . 41
6.7.1.1 Service Flow Separation . 41
6.7.1.2 Classification and Scheduling . 42
6.7.2 Backbone Network QoS . 42
6.7.2.1 User Priority . 42
6.7.2.1.1 IEEE 802.1d User Priority . 42
6.7.2.1.2 MPLS Traffic Class . 42
6.7.2.1.3 IP Precedence . 42
6.7.2.2 Downstream User Priority Range Classification . 43
6.7.2.3 Downstream User Priority . 43
6.7.2.4 Upstream User Priority . 43
6.8 Stacked 802.1Q Tags or Tag-in-Tag operation . 44
6.9 Spanning Tree and Loop Detection . 44
6.10 High Availability . 45
6.10.1 802 Encapsulation - Active/Standby Layer 2 Trunk Ports . 45
6.10.2 802 Encapsulation - Link Aggregation . 45
6.10.3 MPLS Encapsulation High Availability . 45
6.11 MPLS Encapsulation - PW Redundancy . 45
7 Cable Modem Requirements . 46
8 Service Operations, Administration, and Maintenance (OAM) . 47
8.1 Introduction . 47
8.2 Service OAM Configuration . 47
8.2.1 CM . 48
8.2.2 CMTS . 48
8.3 Fault Management . 48
8.3.1 Continuity Check Messages (CCM) . 48
8.3.2 Loopback . 49
8.3.3 Linktrace . 49
8.4 Performance Management . 49
9 Layer 2 Control Protocol Handling . 49
Annex A (normative): CMTS DOCS-L2VPN-MIB Requirements . 51
A.1 DOCS-L2VPN-MIB Conformance . 51
A.2 DOCS-L2VPN-MIB Definitions . 54
Annex B (normative): Parameter Encodings . 92
B.1 Capabilities . 92
B.1.1 L2VPN Capability . 92
B.1.2 Embedded Service/Application Functional Entity (eSAFE) Host Capability . 92
B.1.3 Downstream Unencrypted Traffic (DUT) Filtering . 92
B.2 Downstream Unencrypted Traffic (DUT) Filtering Encoding . 93
B.2.1 Downstream Unencrypted Traffic (DUT) Control . 93
B.2.2 Downstream Unencrypted Traffic (DUT) CMIM . 93
B.3 L2VPN Encoding . 94
B.3.1 VPN Identifier . 94
B.3.2 NSI Encapsulation Subtype . 95
B.3.2.1 IEEE 802.1Q S-TPID . 97
ETSI

---------------------- Page: 4 ----------------------
5 ETSI ES 203 385 V1.1.1 (2014-11)
B.3.2.2 IEEE 802.1Q Encapsulation . 97
B.3.2.2.1 IEEE 802.1Q I-TCI . 97
B.3.2.2.2 MAC Address of the Destination Backbone Edge Bridge (B-DA) . 98
B.3.2.2.3 IEEE 802.1Q B-TCI . 98
B.3.2.2.4 IEEE 802.1Q I-TPID . 98
B.3.2.2.5 IEEE 802.1Q I-PCP . 98
B.3.2.2.6 IEEE 802.1Q I-DEI . 98
B.3.2.2.7 IEEE 802.1Q I-UCA . 99
B.3.2.2.8 IEEE 802.1Q I-SID . 99
B.3.2.2.9 IEEE 802.1Q B-TPID . 99
B.3.2.2.10 IEEE 802.1Q B-PCP . 99
B.3.2.2.11 IEEE 802.1Q B-DEI. 100
B.3.2.2.12 IEEE 802.1Q B-VID . 100
B.3.3 eSAFE DHCP Snooping . 100
B.3.4 CM Interface Mask (CMIM) Subtype . 101
B.3.5 Attachment Group ID . 101
B.3.6 Source Attachment Individual ID . 102
B.3.7 Target Attachment Individual ID . 102
B.3.8 Upstream User Priority . 103
B.3.9 Downstream User Priority Range . 103
B.3.10 L2VPN SA-Descriptor Subtype . 103
B.3.11 Vendor Specific L2VPN Subtype . 104
B.3.12 Pseudowire ID (deprecated) . 104
B.3.13 Pseudowire Type . 104
B.3.14 L2VPN Mode . 104
B.3.15 Tag Protocol Identifier (TPID) Translation . 104
B.3.15.1 Upstream TPID Translation . 105
B.3.15.2 Downstream TPID Translation . 105
B.3.15.3 Upstream S-TPID Translation . 105
B.3.15.4 Downstream S-TPID Translation . 105
B.3.15.5 Upstream B-TPID Translation . 106
B.3.15.6 Downstream B-TPID Translation . 106
B.3.15.7 Upstream I-TPID Translation . 106
B.3.15.8 Downstream I-TPID Translation . 106
B.3.16 L2CP Processing . 106
B.3.16.1 L2CP Tunnel Mode . 107
B.3.16.2 L2CP D-MAC Address . 107
B.3.16.3 L2CP Overwriting D-MAC Address . 107
B.3.17 DAC Disable/Enable Configuration . 107
B.3.18 Pseudowire Class . 107
B.3.19 Service Delimiter . 108
B.3.19.1 C-VID . 108
B.3.19.2 S-VID . 108
B.3.19.3 I-SID . 109
B.3.19.4 B-VID . 109
B.3.20 Virtual Switch Instance Encoding . 109
B.3.20.1 VPLS Class . 109
B.3.20.2 E-Tree Role . 109
B.3.20.3 E-Tree Root VID . 110
B.3.20.4 E-Tree Leaf VID . 110
B.3.21 BGP Attribute sub TLV . 110
B.3.21.1 BGP VPNID . 111
B.3.21.2 Route Distinguisher . 111
B.3.21.3 Route Target (Import) . 111
B.3.21.4 Route Target (Export) . 111
B.3.21.5 CE-ID/VE-ID . 112
B.3.22 VPN-SG Attribute sub TLV . 112
B.3.23 Pseudowire Signaling . 112
B.3.24 L2VPN SOAM Subtype . 112
B.3.24.1 MEP Configuration . 112
B.3.24.1.1 MD Level . 113
B.3.24.1.2 MD Name . 113
ETSI

---------------------- Page: 5 ----------------------
6 ETSI ES 203 385 V1.1.1 (2014-11)
B.3.24.1.3 MA Name . 113
B.3.24.1.4 MEP ID . 113
B.3.24.2 Remote MEP Configuration . 113
B.3.24.2.1 MD Level . 114
B.3.24.2.2 MD Name . 114
B.3.24.2.3 MA Name . 114
B.3.24.2.4 MEP ID .
...

Final draft ETSI ES 203 385 V1.1.1 (2014-09)






ETSI STANDARD
CABLE;
®
DOCSIS Layer 2 Virtual Private Networking

---------------------- Page: 1 ----------------------
2 Final draft ETSI ES 203 385 V1.1.1 (2014-09)



Reference
DES/CABLE-00008
Keywords
access, broadband, cable, data, IP, IPcable,
L2VPN, modem
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
http://portal.etsi.org/chaircor/ETSI_support.asp
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2014.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 Final draft ETSI ES 203 385 V1.1.1 (2014-09)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 9
3 Definitions and abbreviations . 10
3.1 Definitions . 10
3.2 Abbreviations . 12
4 Requirements and conformance . 15
4.1 Requirements . 15
4.2 Conformance . 16
5 Theory of operation . 16
5.1 L2VPN Features . 16
5.1.1 Transparent LAN Service . 16
5.1.2 Multiple ISP L2VPNs . 18
5.1.3 Management L2VPNs. 18
5.1.4 Other L2VPN-enabled Features . 19
5.1.5 High Availability . 19
5.2 CMTS Layer 2 Forwarding Architecture . 19
5.2.1 L2VPN and Non-L2VPN Forwarding . 19
5.2.2 Point-to-Point and Multipoint L2VPN Forwarding Modes . 20
6 L2VPN Operation (Normative) . 22
6.1 CMTS Bridging Model Requirements . 22
6.2 Configuring L2VPN Forwarding . 23
6.2.1 VPNID Subtype . 26
6.2.1.1 Border Gateway Protocol (BGP) VPNID Subtype . 26
6.2.2 Downstream Classifier L2VPN Encoding . 26
6.2.3 L2VPN SA-Descriptor Subtype . 27
6.2.4 Vendor-Specific L2VPN Encoding . 27
6.2.5 Configuration Error Requirements . 27
6.2.6 Network System Interface (NSI) Encapsulation . 28
6.2.6.1 NSI Encapsulation Subtype . 28
6.2.6.2 IEEE 802.1Q L2VPN Forwarding . 28
6.2.6.3 IEEE 802.1Q L2VPN Forwarding . 28
6.2.6.3.1 Point-to-Point CMTS Forwarding with Point-to-Point 802.1Q Forwarding . 29
6.2.6.3.2 Point-to-Point CMTS Forwarding with L2VPN Bridging Network Element . 29
6.2.6.4 IEEE 802.1Q L2VPN Forwarding . 29
6.2.7 Virtual Private LAN Service (VPLS) and Virtual Private Wire Service . 29
6.2.7.1 PSN Tunnel - Control Plane and Data Plane Encapsulation . 30
6.2.7.2 PW - Control Plane and Data Plane Encapsulations . 30
6.2.7.2.1 PW Signaling without Auto-Discovery . 31
6.2.7.2.2 PW Signaling with Auto-Discovery . 31
6.3 CMTS Upstream L2VPN Forwarding . 33
6.4 CMTS Downstream L2VPN Forwarding . 34
6.4.1 Multipoint Downstream Forwarding . 35
®
6.4.2 DOCSIS 3.0 L2VPN Downstream Multicast Forwarding . 36
6.5 L2VPN Isolation and Privacy . 36
6.5.1 Protecting L2VPN Traffic . 36
6.5.2 Preventing Leaking of non-L2VPN Traffic . 37
6.5.2.1 Downstream Unencrypted Traffic (DUT) Filtering . 37
ETSI

---------------------- Page: 3 ----------------------
4 Final draft ETSI ES 203 385 V1.1.1 (2014-09)
6.5.2.2 Downstream IP Multicast Encryption (DIME) . 37
6.5.2.3 Mixing L2VPN and non-L2VPN forwarding on the same CM . 38
6.6 CM and eSAFE Exclusion . 38
6.6.1 CM and eSAFE Host Forwarding Model . 38
6.6.2 Cable Modem MAC Bridge Interface Masks . 39
6.6.3 Embedded Host Exclusion . 40
6.6.4 CMTS embedded host MAC Address Learning . 40
6.6.4.1 Enable eSAFE DHCP Snooping Subtype . 40
6.6.5 Interface-based Classification . 41
6.7 L2VPN Quality of Service . 41
®
6.7.1 DOCSIS QoS . 41
6.7.1.1 Service Flow Separation . 41
6.7.1.2 Classification and Scheduling . 42
6.7.2 Backbone Network QoS . 42
6.7.2.1 User Priority . 42
6.7.2.1.1 IEEE 802.1d User Priority . 42
6.7.2.1.2 MPLS Traffic Class . 42
6.7.2.1.3 IP Precedence . 42
6.7.2.2 Downstream User Priority Range Classification . 43
6.7.2.3 Downstream User Priority . 43
6.7.2.4 Upstream User Priority . 43
6.8 Stacked 802.1Q Tags or Tag-in-Tag operation . 44
6.9 Spanning Tree and Loop Detection . 44
6.10 High Availability . 45
6.10.1 802 Encapsulation - Active/Standby Layer 2 Trunk Ports . 45
6.10.2 802 Encapsulation - Link Aggregation . 45
6.10.3 MPLS Encapsulation High Availability . 45
6.11 MPLS Encapsulation - PW Redundancy . 45
7 Cable Modem Requirements . 46
8 Service Operations, Administration, and Maintenance (OAM) . 47
8.1 Introduction . 47
8.2 Service OAM Configuration . 47
8.2.1 CM . 48
8.2.2 CMTS . 48
8.3 Fault Management . 48
8.3.1 Continuity Check Messages (CCM) . 48
8.3.2 Loopback . 49
8.3.3 Linktrace . 49
8.4 Performance Management . 49
9 Layer 2 Control Protocol Handling . 49
Annex A (normative): CMTS DOCS-L2VPN-MIB Requirements . 51
A.1 DOCS-L2VPN-MIB Conformance . 51
A.2 DOCS-L2VPN-MIB Definitions . 54
Annex B (normative): Parameter Encodings . 93
B.1 Capabilities . 93
B.1.1 L2VPN Capability . 93
B.1.2 Embedded Service/Application Functional Entity (eSAFE) Host Capability . 93
B.1.3 Downstream Unencrypted Traffic (DUT) Filtering . 93
B.2 Downstream Unencrypted Traffic (DUT) Filtering Encoding . 94
B.2.1 Downstream Unencrypted Traffic (DUT) Control . 94
B.2.2 Downstream Unencrypted Traffic (DUT) CMIM . 94
B.3 L2VPN Encoding . 95
B.3.1 VPN Identifier . 95
B.3.2 NSI Encapsulation Subtype . 96
B.3.2.1 IEEE 802.1Q S-TPID . 98
ETSI

---------------------- Page: 4 ----------------------
5 Final draft ETSI ES 203 385 V1.1.1 (2014-09)
B.3.2.2 IEEE 802.1Q Encapsulation . 98
B.3.2.2.1 IEEE 802.1Q I-TCI . 98
B.3.2.2.2 MAC Address of the Destination Backbone Edge Bridge (B-DA) . 99
B.3.2.2.3 IEEE 802.1Q B-TCI . 99
B.3.2.2.4 IEEE 802.1Q I-TPID . 99
B.3.2.2.5 IEEE 802.1Q I-PCP . 99
B.3.2.2.6 IEEE 802.1Q I-DEI . 99
B.3.2.2.7 IEEE 802.1Q I-UCA . 100
B.3.2.2.8 IEEE 802.1Q I-SID . 100
B.3.2.2.9 IEEE 802.1Q B-TPID . 100
B.3.2.2.10 IEEE 802.1Q B-PCP . 100
B.3.2.2.11 IEEE 802.1Q B-DEI. 101
B.3.2.2.12 IEEE 802.1Q B-VID . 101
B.3.3 eSAFE DHCP Snooping . 101
B.3.4 CM Interface Mask (CMIM) Subtype . 102
B.3.5 Attachment Group ID . 102
B.3.6 Source Attachment Individual ID . 103
B.3.7 Target Attachment Individual ID . 103
B.3.8 Upstream User Priority . 104
B.3.9 Downstream User Priority Range . 104
B.3.10 L2VPN SA-Descriptor Subtype . 104
B.3.11 Vendor Specific L2VPN Subtype . 105
B.3.12 Pseudowire ID (deprecated) . 105
B.3.13 Pseudowire Type . 105
B.3.14 L2VPN Mode . 105
B.3.15 Tag Protocol Identifier (TPID) Translation . 105
B.3.15.1 Upstream TPID Translation . 106
B.3.15.2 Downstream TPID Translation . 106
B.3.15.3 Upstream S-TPID Translation . 106
B.3.15.4 Downstream S-TPID Translation . 106
B.3.15.5 Upstream B-TPID Translation . 107
B.3.15.6 Downstream B-TPID Translation . 107
B.3.15.7 Upstream I-TPID Translation . 107
B.3.15.8 Downstream I-TPID Translation . 107
B.3.16 L2CP Processing . 107
B.3.16.1 L2CP Tunnel Mode . 108
B.3.16.2 L2CP D-MAC Address . 108
B.3.16.3 L2CP Overwriting D-MAC Address . 108
B.3.17 DAC Disable/Enable Configuration . 108
B.3.18 Pseudowire Class . 108
B.3.19 Service Delimiter . 109
B.3.19.1 C-VID . 109
B.3.19.2 S-VID . 109
B.3.19.3 I-SID . 110
B.3.19.4 B-VID . 110
B.3.20 Virtual Switch Instance Encoding . 110
B.3.20.1 VPLS Class . 110
B.3.20.2 E-Tree Role . 110
B.3.20.3 E-Tree Root VID . 111
B.3.20.4 E-Tree Leaf VID . 111
B.3.21 BGP Attribute sub TLV . 111
B.3.21.1 BGP VPNID . 111
B.3.21.2 Route Distinguisher . 112
B.3.21.3 Route Target (Import) . 112
B.3.21.4 Route Target (Export) . 112
B.3.21.5 CE-ID/VE-ID . 113
B.3.22 VPN-SG Attribute sub TLV . 113
B.3.23 Pseudowire Signaling . 113
B.3.24 L2VPN SOAM Subtype . 113
B.3.24.1 MEP Configuration . 113
B.3.24.1.1 MD Level . 114
B.3.24.1.2 MD Name . 114
ETSI

---------------------- Page: 5 ----------------------
6 Final draft ETSI ES 203 385 V1.1.1 (2014-09)
B.3.24.1.3 MA Name . 114
B.3.24.1.4 MEP ID . 114
B.3.24.2 Remote MEP Configuration . 114
B.3.24.2.1 MD Level . 115
B.3.24.2.2 MD Name . 115
B.3.24.2.3 MA Name .
...