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Cambium Networks PTP 820S - User Manual
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Cambium
PTP
820
S
T
echnical
Description
System Rel
ease
7.9
2
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
About this User Guide
10
Contacting Cambium Networks
10
Purpose
11
Cross References
11
Feedback
11
Problems and Warranty
12
Reporting Problems
12
Repair and Service
12
Hardware Warranty
12
Security Advice
13
Warnings, Cautions, and Notes
14
Warnings
14
Cautions
14
Notes
14
Caring for the Environment
15
In EU Countries
15
In Non-EU Countries
15
Chapter 1: Introduction
16
Product Overview
17
Unique PTP 820S Feature Set
18
System Configurations
19
Chapter 2: PTP 820S Hardware Description
20
PTP 820S Unit Description
21
Figure 1 PTP 820S Rear View (Left) and Front View (Right)
21
Figure 2 Cable Gland Construction
21
Figure 3 PTP 820S Block Diagram
22
Hardware Architecture
22
Figure 4 PTP 820S Interfaces
23
Interfaces
23
Figure 5 Protection Signalling Cable Pinouts
24
Management Connection for Protection Configurations
24
Poe Injector
26
Poe Injector Interfaces
26
Figure 6 Poe Injector
26
Figure 7 Poe Injector Ports
27
Chapter 3: Licensing
28
Working with License Keys
29
Demo License
30
Licensed Features
31
Chapter 4: Feature Description
33
Innovative Techniques to Boost Capacity and Reduce Latency
34
Capacity Summary
35
Header De-Duplication
35
Figure 9 Header De-Duplication Operation on Frame Structure
37
Frame Cut-Through
38
Figure 10 Propagation Delay with and Without Frame Cut-Through
38
Adaptive Coding Modulation (ACM)
39
Figure 11 Frame Cut-Through
39
Figure 12 Frame Cut-Through
39
Figure 13 Adaptive Coding and Modulation with 11 Working Points
40
External Protection
42
Figure 14 1+1 HSB Protection - Line Protection Mode
42
Figure 15 1+1 HSB Protection - Split Protection Mode
43
Figure 17 Internal and Local Management
44
Atpc
46
Radio Utilization Pms
47
Ethernet Features
48
Ethernet Services Overview
48
Figure 18 Basic Ethernet Service Model
49
Figure 20 Point to Point EVC
50
Figure 22 Rooted Multipoint EVC
51
Figure 23 MEF Ethernet Services Definition Framework
52
Figure 24 E-Line Service Type Using Point-To-Point EVC
54
Figure 26 EVPL Application Example
55
Figure 28 Adding a Site Using an E-Line Service
56
Figure 30 MEF Ethernet Private LAN Example
57
Figure 31 MEF Ethernet Virtual Private LAN Example
58
Figure 33 E-Tree Service Type Using Multiple Roots
59
Figure 35 Ethernet Virtual Private Tree Example
60
Figure 36 Mobile Backhaul Reference Model
61
PTP 820S's Ethernet Capabilities
62
Supported Standards
63
Ethernet Service Model
63
Figure 38 PTP 820S Services Model
64
Figure 39 PTP 820S Services Core
65
Figure 40 PTP 820S Services Flow
66
Figure 41 Point-To-Point Service
67
Figure 42 Multipoint Service
68
Figure 43 Management Service
70
Figure 44 Management Service and Its Service Points
72
Figure 45 Saps and Snps
73
Figure 47 SAP, SNP and Pipe Service Points in a Microwave Network
74
Figure 48 Service Path Relationship on Point-To-Point Service Path
79
Ethernet Interfaces
81
Figure 50 Grouped Interfaces as a Single Logical Interface on Ingress Side
82
Figure 52 Relationship of Logical Interfaces to the Switching Fabric
85
Quality of Service (Qos)
90
Figure 54 Standard Qos and H-Qos Comparison
91
Figure 55 Hierarchical Classification
92
Figure 56 Classification Method Priorities
93
Figure 57 Ingress Policing Model
98
Figure 58 PTP 820S Queue Manager
101
Figure 59 Synchronized Packet Loss
102
Figure 61 WRED Profile Curve
103
Figure 62 Detailed H-Qos Diagram
107
Figure 63 Scheduling Mechanism for a Single Service Bundle
109
Global Switch Configuration
116
Automatic State Propagation
116
Adaptive Bandwidth Notification (EOAM)
118
Network Resiliency
119
Figure 66 G.8032 Ring in Idle (Normal) State
120
Figure 67 G.8032 Ring in Protecting State
121
Oam
123
Figure 69 PTP 820S End-To-End Service Management
124
Figure 70 SOAM Maintenance Entities (Example)
125
Figure 71 EFM Maintenance Entities (Example)
126
Synchronization
127
PTP 820S Synchronization Solution
127
Available Synchronization Interfaces
128
Synchronous Ethernet (Synce)
128
IEEE-1588 Transparent Clock
129
Figure 72 Transparent Clock Delay Compensation
130
SSM Support and Loop Prevention
131
Chapter 5: PTP 820S Management
132
Management Overview
133
Management Communication Channels and Protocols
134
Web-Based Element Management System (Web EMS)
137
Command Line Interface (CLI)
138
Configuration Management
139
Software Management
140
Backup Software Version
140
In-Band Management
142
Local Management
143
Alarms
144
Configurable RSL Threshold for Alarms and Traps
144
Alarms Editing
144
NTP Support
145
UTC Support
146
System Security Features
147
Layered Security Concept
147
Defenses in Management Communication Channels
148
Defenses in User and System Authentication Procedures
149
Secure Communication Channels
151
Security Log
154
Chapter 6: Standards and Certifications
156
Supported Ethernet Standards
157
Chapter 7: Specifications
158
Radio Specifications
159
General
159
Frequency Accuracy
162
Radio Capacity Specifications
162
Transmit Power Specifications
167
Receiver Threshold Specifications
170
Overload Thresholds
179
Frequency Bands
179
Mediation Device Losses
190
Networking Specifications
191
Ethernet Latency Specifications
191
Interface Specifications
196
Carrier Ethernet Functionality
196
Synchronization Functionality
198
Network Management, Diagnostics, Status and Alarms
199
Physical and Electrical Specifications
200
Mechanical Specifications
200
Antenna Specifications
200
Power Specifications
201
Poe Injector Specifications
202
Cable Specifications
203
Glossary
205
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Cambium Networks PTP 820S Specifications
General
Brand
Cambium Networks
Model
PTP 820S
Category
Network Router
Language
English
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