netman 2008-4-13 19:32
IEEE Std 802.1ak™-2007(Amendment to IEEE Std 802.1Q™-2005)
【资料成文时间】： 22 June 2007
【语言】：Enlish
【页数】： 107
【何人（公司）所著】：IEEE
【文件格式】： PDF
【文件原名】：IEEE Std 802.1ak™-2007(Amendment to IEEE Std 802.1Q™-2005)Virtual Bridged Local Area Networks Amendment 7: Multiple Registration Protocol
【摘要或目录】：
Contents
1. Overview................................................................................................................................................... 1
1.1 Scope....................................................................................................................................... 1
3. Definitions ................................................................................................................................................ 3
4. Abbreviations............................................................................................................................................ 4
5. Conformance............................................................................................................................................. 5
5.1 Requirements terminology....................................................................................................... 5
5.3 Protocol Implementation Conformance Statement (PICS)...................................................... 5
5.4 VLAN-aware bridge component requirements........................................................................ 5
5.9 End station requirements for MMRP and MVRP.................................................................... 6
6. Support of the MAC Service in VLANs.................................................................................................... 8
6.12 Filtering services in Bridged Local Area Networks ................................................................ 8
7. Principles of network operation............................................................................................................... 12
7.3 VLAN Topology.................................................................................................................... 12
7.4 Locating end stations ............................................................................................................. 12
7.5 Ingress, forwarding, and egress rules..................................................................................... 12
8. Principles of bridge operation.................................................................................................................. 14
8.1 Bridge operation .................................................................................................................... 14
8.3 Model of operation................................................................................................................. 14
8.6 The Forwarding Process ........................................................................................................ 15
8.8 The Filtering Database........................................................................................................... 15
8.11 GARPMRP Entities ............................................................................................................... 20
8.13 Addressing ............................................................................................................................. 20
10. Multiple Registration Protocol (MRP) and Multiple MAC Registration Protocol (MMRP) .................. 23
10.1 MRP overview ....................................................................................................................... 23
10.2 MRP architecture ................................................................................................................... 26
10.3 MRP Attribute Propagation (MAP)....................................................................................... 27
10.4 Requirements to be met by MRP........................................................................................... 29
10.5 Requirements for interoperability between MRP Participants .............................................. 29
10.6 Protocol operation.................................................................................................................. 31
10.7 Protocol specification ............................................................................................................ 35
10.8 Structure and encoding of MRP Protocol Data Units............................................................ 48
10.9 Multiple MAC Registration Protocol (MMRP)—Purpose.................................................... 53
10.10 Model of operation................................................................................................................. 54
10.11 Default Group filtering behavior and MMRP propagation ................................................... 57
10.12 Definition of the MMRP application ..................................................................................... 57
11. VLAN topology management.................................................................................................................. 63
11.1 Static and dynamic VLAN configuration .............................................................................. 63
11.2 Multiple VLAN Registration Protocol .................................................................................. 64
viii Copyright © 2007 IEEE. All rights reserved.
12. Bridge Management................................................................................................................................ 70
12.2 Managed objects .................................................................................................................... 70
12.3 Data types .............................................................................................................................. 70
12.7 The Filtering Database........................................................................................................... 70
12.9 GARPMRP Entities ............................................................................................................... 71
12.10 Bridge VLAN managed objects............................................................................................. 75
12.11 GMRPMMRP entities............................................................................................................ 75
13. The Multiple Spanning Tree Protocol (MSTP) ....................................................................................... 78
13.21 State machine timers.............................................................................................................. 78
13.24 Per-Port variables................................................................................................................... 78
13.26 State machine procedures ...................................................................................................... 78
13.36 Topology Change state machine............................................................................................ 79
17. Management protocol .............................................................................................................................. 80
Annex A (normative)PICS proforma—Bridge implementations ................................................................. 81
A.4 PICS proforma for IEEE Std 802.1Q—Bridge implementations .......................................... 81
A.5 Major capabilities .................................................................................................................. 81
A.17 Extended Filtering Services ................................................................................................... 84
A.20 MMRP .................................................................................................................................. 84
A.21 MVRP................................................................................................................................... 85
A.22 MRP...................................................................................................................................... 86
Annex E (informative)Interoperability considerations ................................................................................. 87
E.5 Heterogeneous networks: intermixing 802.1Q Bridges with IEEE Std 802.1D Bridges
GARP and MRP issues .......................................................................................................... 87
Annex I (normative)PICS proforma—End station implementations ........................................................... 89
I.1 Introduction........................................................................................................................... 89
I.2 Abbreviations and special symbols........................................................................................ 89
I.3 Instructions for completing the PICS proforma..................................................................... 90
I.4 PICS proforma for IEEE Std 802.1Q—End station implementations................................... 92
I.5 Major capabilities .................................................................................................................. 93
I.6 MMRP .................................................................................................................................. 93
I.7 MVRP................................................................................................................................... 94
I.8 MRP...................................................................................................................................... 95
Copyright © 2007 IEEE. All rights reserved. ix
Figures
Figure 7-1 VLAN Bridging overview ............................................................................................... 12
Figure 8-6 Operation of GARPMRP ................................................................................................. 14
Figure 10-1 Example—Attribute value propagation from one station ................................................ 24
Figure 10-2 Example—Attribute value propagation from two stations .............................................. 24
Figure 10-3 Example—Registrations as pointers to the sources of declarations ................................ 25
Figure 10-4 MRP architecture ............................................................................................................. 27
Figure 10-5 Format of the major components of an MRPDU............................................................. 50
Figure 10-6 Operation of MMRP for a single VLAN Context............................................................ 55
Figure 10-7 Example Directed Graph.................................................................................................. 56
Figure 10-8 Example of MMRP propagation in a VLAN Context ..................................................... 58
Figure 11-1 Operation of MVRP ......................................................................................................... 65
Figure 13-21 Topology Change state machine ...................................................................................... 79
x Copyright © 2007 IEEE. All rights reserved.
Tables
Table 8-1 C-VLAN component Reserved addresses ............................................................................ 15
Table 8-6 Combining Static Filtering Entry and Group MAC Address Registration Entry for
“All Group Addresses” and “All Unregistered Group Addresses” ...................................... 19
Table 8-7 Forwarding or Filtering for specific group MAC addresses................................................. 19
Table 8-9 Standard LLC address assignment........................................................................................ 21
Table 10-1 MRP application addresses................................................................................................... 30
Table 10-2 MRP EtherType values......................................................................................................... 31
Table 10-3 Applicant state table.............................................................................................................. 44
Table 10-4 Registrar state table............................................................................................................... 45
Table 10-7 MRP timer parameter values ................................................................................................ 46
Table 10-5 LeaveAll state table .............................................................................................................. 46
Table 10-6 PeriodicTransmission state table .......................................................................................... 46