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IEC 61162-460
Edition 2.0 2018-05
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Maritime navigation and radiocommunication equipment and systems –
Digital interfaces –
Part 460: Multiple talkers and multiple listeners – Ethernet interconnection –
Safety and security
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IEC 61162-460
Edition 2.0 2018-05
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
Maritime navigation and radiocommunication equipment and systems –
Digital interfaces –
Part 460: Multiple talkers and multiple listeners – Ethernet interconnection –
Safety and security
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 47.020.70 ISBN 978-2-8322-5686-2
– 2 – IEC 61162-460:2018 RLV © IEC 2018
CONTENTS
FOREWORD . 6
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 9
4 High-level requirements . 15
4.1 Overview. 15
4.2 Description . 15
4.3 General requirements . 16
4.3.1 Equipment and system requirements . 16
4.3.2 Physical composition requirements . 16
4.3.3 Logical composition requirements . 17
4.4 Physical component requirements . 17
4.4.1 450-Node. 17
4.4.2 460-Node. 17
4.4.3 460-Switch . 18
4.4.4 460-Forwarder . 18
4.4.5 460-Gateway and 460-Wireless gateway . 18
4.5 Logical component requirements . 18
4.5.1 Network monitoring function . 18
4.5.2 System management function . 19
4.6 System documentation requirements . 19
4.7 Secure area requirements . 19
5 Network traffic management requirements . 19
5.1 460-Node requirements. 19
5.2 460-Switch requirements. 20
5.2.1 Resource allocation . 20
5.2.2 Loop prevention . 20
5.3 460-Forwarder requirements . 21
5.3.1 Traffic separation . 21
5.3.2 Resource allocation . 21
5.3.3 Traffic prioritization . 21
5.4 System design requirements . 22
5.4.1 Documentation . 22
5.4.2 Traffic . 23
5.4.3 Connections between secure and non-secure areas . 23
6 Security requirements . 23
6.1 Security scenarios . 23
6.1.1 Threat scenarios . 23
6.1.2 Internal threats . 23
6.1.3 External threats . 23
6.2 Internal security requirements . 24
6.2.1 General . 24
6.2.2 Denial of service protection . 24
6.2.3 REDS security . 24
6.2.4 Access control . 25
6.3 External security requirements . 26
6.3.1 Overview . 26
6.3.2 Firewalls . 26
6.3.3 Direct communication . 27
Communication security .
6.3.4 460-Node. 27
6.3.5 460-Gateway . 28
6.3.6 460-Wireless gateway. 29
6.4 Additional security issues . 29
7 Redundancy requirements . 29
7.1 General requirements . 29
7.1.1 General . 30
7.1.2 Interface redundancy . 30
7.1.3 Device redundancy . 31
7.2 460-Node requirements. 31
7.3 460-Switch requirements. 31
7.4 460-Forwarder requirements . 31
7.5 460-Gateway and 460-Wireless gateway requirements . 31
7.6 Network monitoring function requirements . 31
7.7 System design requirements . 31
8 Network monitoring requirements . 32
8.1 Network status monitoring . 32
8.1.1 460-Network . 32
8.1.2 460-Node. 32
8.1.3 460-Switch . 32
8.1.4 460-Forwarder . 32
460-Gateway and 460-Wireless gateway .
8.2 Network monitoring function . 33
8.2.1 General . 33
8.2.2 Network load monitoring function . 34
8.2.3 Redundancy monitoring function . 34
8.2.4 Network topology monitoring function . 35
8.2.5 Syslog recording function . 36
8.2.6 Redundancy of network monitoring function . 36
8.2.7 Alert management . 37
9 Controlled network requirements . 38
10 Methods of testing and required test results . 38
10.1 Subject of tests . 38
10.2 Test site . 38
10.3 General requirements . 39
10.4 450-Node . 39
10.5 460-Node . 40
10.5.1 Network traffic management . 40
10.5.2 Security . 40
10.5.3 Redundancy . 42
10.5.4 Monitoring . 42
10.6 460-Switch . 43
10.6.1 Resource allocation .
...