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Dell 3-DNS - Configuring a Content Delivery Network
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7
Configuring a Content Delivery Network
•
Introducing the cont
ent delivery network
•
Deciding to use a CDN provider
•
Setting up a CDN pr
ovider configuration
•
Ensuring resource availability
•
Monitoring the configuration
106
108
Table of Contents
Main Page
Legal Notices
3
Fcc Compliance
3
Product Version
3
Table of Contents
9
Introduction
15
Important Hardware Information
15
Getting Started
15
Choosing a Configuration Tool
16
Configuration Utility
16
Browser Support
17
Using the Administrator Kit
17
Stylistic Conventions
18
What Is the 3-DNS Controller
19
Internet Protocol and Network Management Support
20
Security Features
20
Configuration Scalability
20
System Synchronization Options
21
Configuring Data Collection for Server Status and Network Path Data
21
Redundant System Configurations
21
What's New in Version 4.5
23
Automatic Discovery
23
Easy System Account and Password Creation
23
Enhanced Synchronization
23
Expanded Statistics
24
Multi-Homing and Firewall Support
24
Security Enhancements
24
Finding Help and Technical Support Resources
25
Planning the 3-DNS Configuration
27
Managing Traffic on a Global Network
29
Understanding a Basic 3-DNS Configuration
29
Synchronizing Configurations and Broadcasting Performance Metrics
30
Using a 3-DNS Controller as a Standard DNS Server
31
Load Balancing Connections Across the Network
32
Working with 3-DNS Controllers and Other Products
32
Planning Issues for the Network Setup
34
Configuring the Base Network
34
Defining Data Centers and Servers
35
Planning a Sync Group
35
Setting up Communications on a 3-DNS Controller
36
Choosing the 3-DNS Mode
38
Running a 3-DNS Controller in Node Mode
38
Running a 3-DNS Controller in Bridge Mode or Router Mode
39
Planning Issues for the Load Balancing Configuration
40
Using Advanced Traffic Control Features
40
Using the Setup Utility
41
Creating the Initial Software Configuration with the Setup Utility
43
Connecting to the 3-DNS Controller for the First Time
44
Running the Utility from the Console or Serial Terminal
44
Running the Setup Utility Remotely
44
Using the Setup Utility for the First Time
47
Keyboard Type
47
Root Password
47
Host Name
48
Redundant System Settings
48
Setting the Interface Media Type
49
Configuring Vlans and IP Addresses
49
Configuring a Default Gateway Pool
50
Configuring Remote Web Server Access
50
Configuring Remote Administrative Access
51
Setting Support Access
52
Setting the Time Zone
52
Configuring NTP Support
52
Configuring the 3-DNS Mode
53
Configuring User Authentication
53
Configuring Namesurfer for Zone File Management
55
Running the Setup Utility after Creating the Initial Software Configuration
56
Options Available Only through the Setup Utility Menu
57
Configuring Telnet
58
Configuring Rsh
58
Configuring Ftp
58
Post-Setup Tasks
61
Introduction
63
Configuring the Interfaces
64
Understanding the Interface Naming Convention
64
Displaying Status for Interfaces
64
Setting the Media Type
65
Setting the Duplex Mode
65
Working with Vlans
66
Default VLAN Configuration
66
Creating, Renaming, and Deleting Vlans
67
Configuring Packet Access to Vlans
69
Configuration Procedures
70
Setting up Security for Vlans
71
Setting Fail-Safe Timeouts for Vlans
72
Setting the MAC Masquerade Address
73
Configuring a Self IP Address
74
Essential Configuration Tasks
77
Reviewing the Configuration Tasks
79
Setting up a Basic Configuration
80
Setting up a Data Center
81
Setting up Servers
83
Defining 3-DNS Controllers
83
Defining BIG-IP Systems
84
Defining a BIG-IP System with the 3-DNS Module
85
Defining a Router
86
Defining EDGE-FX Systems
87
Defining Host Servers
88
Configuring Host SNMP Settings
90
Working with Sync Groups
91
Configuring Sync Groups
91
Setting the Time Tolerance Value
92
Overview of Auto-Configuration
93
Configuring Global Variables
95
Configuring a Globally-Distributed Network
97
Understanding a Globally-Distributed Network
99
Using Topology Load Balancing
100
Setting up a Globally-Distributed Network Configuration
100
Adding Data Centers to the Globally-Distributed Network Configuration
101
Adding 3-DNS Controllers to the Globally-Distributed Network Configuration
101
Adding BIG-IP Systems to the Globally-Distributed Network Configuration
102
Adding Wide Ips to the Globally-Distributed Network Configuration
103
Configuring Topology Records for the Globally-Distributed Network Configuration
104
Additional Configuration Settings and Tools
105
Setting Limits Thresholds
105
Other Resources
106
Monitoring System Performance
106
Viewing Your Configuration
106
Configuring a Content Delivery Network
107
Introducing the Content Delivery Network
109
Using the 3-DNS Controller in a CDN
109
Reviewing a Sample CDN Configuration
110
Deciding to Use a CDN Provider
112
Setting up a CDN Provider Configuration
113
Adding Data Centers
113
Adding 3-DNS Controllers
113
Adding Load Balancing Servers
114
Adding Wide Ips and Pools
114
Adding a Topology Statement
116
Ensuring Resource Availability
117
Monitoring the Configuration
118
Working with Quality of Service
119
Overview of Quality of Service
121
Understanding QOS Coefficients
122
Customizing the QOS Equation
123
Using the Dynamic Ratio Option
126
Working with Global Availability Load Balancing
129
Overview of the Global Availability Load Balancing Mode
131
Configuring the Global Availability Mode
133
A Global Availability Configuration Example
135
Running the 3Dns_Add Script
137
Adding a 3-DNS Controller to an Existing Network
137
Working with Multiple 3-DNS Controllers
139
Preparing to Add a Second 3-DNS Controller to Your Network
140
Installing the Hardware and Running the Setup Utility
140
Making the Existing 3-DNS Controller Aware of the Additional Controller
141
Verifying the Configuration
142
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