7210 SAS-M, T, R6, R12, Mxp, Sx, S Basic System
Configuration Guide
3HE 17358 AAAB TQZZA © 2021 Nokia.
Use subject to Terms available at: www.nokia.com
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6.4.4 Configuration Guidelines for Synchronization of Active and
Standby CPM on 7210 SAS-R6 and 7210 SAS-R12 ..............................268
6.5 Network Synchronization.........................................................................269
6.5.1 Central Synchronization Subsystem........................................................271
6.5.2 Synchronization Options Available on 7210 SAS Platforms....................273
6.5.3 Synchronization Status Messages .........................................................275
6.5.4 DS1 Signals.............................................................................................275
6.5.5 E1 Signals ...............................................................................................275
6.5.6 Synchronous Ethernet .............................................................................276
6.5.6.1 Using Synchronous Ethernet Timing for T1/E1 MDA ..............................277
6.5.6.2 Clock Source Quality Level Definitions....................................................277
6.5.7 Adaptive Clock Recovery ........................................................................280
6.5.8 IEEE 1588v2 PTP....................................................................................281
6.5.8.1 PTP Clock Synchronization .....................................................................289
6.5.8.2 Performance Considerations ...................................................................291
6.5.8.3 PTP End-to-End Transparent Clock ........................................................291
6.5.8.4 PTP Message Transparent Forwarding...................................................293
6.5.8.5 PTP Capabilities......................................................................................295
6.5.8.6 PTP Ordinary Slave Clock for Frequency................................................296
6.5.9 PTP Boundary Clock for Frequency and Time ........................................297
6.5.10 1PPS and 10MHz Output Interface .........................................................298
6.5.11 Configuration Guidelines and Restrictions for PTP ................................298
6.5.12 Configuration to Change Reference from SyncE to PTP on
7210 SAS-M ............................................................................................300
6.5.13 Configuration Example to Use PTP and SyncE References on
7210 SAS-Mxp, 7210 SAS-R6, 7210 SAS-R12,
7210 SAS-Sx 1/10GE, and 7210 SAS-T .................................................302
6.6 Management of 1830 VWM ....................................................................303
6.6.1 Introduction..............................................................................................303
6.6.2 Feature Description .................................................................................304
6.6.2.1 1830 CWDM Shelf Layout and Description .............................................305
6.6.2.2 1830 DWDM Shelf Layout and Description .............................................306
6.6.3 1830 VWM Configuration Guidelines and Restrictions............................308
6.6.3.1 1830 VWM LED Functionality .................................................................309
6.7 Link Layer Discovery Protocol (LLDP).....................................................311
6.8 System Resource Allocation....................................................................312
6.8.1 Allocation of Ingress Internal TCAM Resources.............
.........................312
6.8.2 Allocation of Egress Internal TCAM Resources ......................................315
6.8.3 System Resource Allocation Examples...................................................315
6.8.4 7210 SAS-R6 and 7210 SAS-R12 Configuration Guidelines for
System Resource Profile .........................................................................317
6.9 System Configuration Process Overview ................................................318
6.10 Configuration Notes.................................................................................318
6.11 Configuring System Management with CLI .............................................319
6.11.1 Saving Configurations .............................................................................319
6.11.2 Basic System Configuration ...................................................................320
6.11.3 Common Configuration Tasks .................................................................320
6.11.3.1 System Information..................................................................................321
6.11.3.2 Configuring Backup Copies .....................................................................344
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