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Archived Manual: 3-DNS Module for BIG-IP Administrator Guide, version 4.0
Manual

Original Publication Date: 03/01/2010

This article has been archived, and is no longer maintained.



Introduction

Getting started

Choosing a configuration tool
Browser support

Using the Administrator Kit

Stylistic conventions

Finding help and technical support resources

What is the 3-DNS Controller?

Internet protocol and network management support
Security features
Configuration scalability
System synchronization options
Configuring data collection for server status and network
path data
Redundant system configurations

Managing traffic on a global network

A sample network layout
Synchronizing configurations and broadcasting performance
metrics
Using a 3-DNS Controller as a standard DNS server
Load balancing connections across the network
Working with BIG-IP Controllers and other products

What's new in version 4.0

GLOBAL-SITE Controller server type
Split from BIND
User administration

Essential Configuration Tasks

Reviewing the configuration tasks

Planning issues for the network setup

Defining data centers and servers
Planning sync groups
Setting up communications between 3-DNS Controllers, data
center servers, and big3d agents

Planning issues for the load balancing configuration

Using advanced traffic control features

Planning DNS zone file management

Replacing your DNS servers with 3-DNS Controllers
Running 3-DNS Controllers as authoritative for
sub-domains only

Setting up a basic configuration

Setting up a data center

Setting up servers

Defining 3-DNS Controller servers
Defining BIG-IP Controller servers
Defining GLOBAL-SITE Controllers
Defining EDGE-FX Caches
Defining host servers
Configuring host SNMP settings

Working with sync groups

Configuring sync groups
Setting the time tolerance value

Configuring global variables

Configuring a Globally-Distributed Network

Understanding a globally-distributed network

Using Topology load balancing

Setting up a globally distributed network configuration

Adding data centers to the globally distributed network
configuration
Adding 3-DNS Controllers to the globally distributed network configuration
Adding BIG-IP Controllers to the globally distributed network configuration
Adding wide IPs
Configuring topology records for the globally distributed network configuration

Additional configuration settings and tools

Setting limits thresholds
Other resources

Configuring a Content Delivery Network

Introducing the content delivery network

Using the 3-DNS Controller in a CDN
Reviewing a sample CDN configuration

Deciding to use a CDN provider

Setting up a CDN provider configuration

Adding data centers
Adding 3-DNS Controllers
Adding servers
Adding wide IPs and pools
Adding a topology statement

Ensuring resource availability

Monitoring the configuration

Adding 3-DNS Controllers to the Network

Working with more than one 3-DNS Controller

Preparing to add a second 3-DNS Controller to your network

Installing the hardware and running the First-Time Boot utility
Making the principal 3-DNS Controller aware of the additional
controller

Running the 3dns_add script

Verifying the configuration

Administration and Monitoring

Monitoring and administration utilities provided on the
3-DNS Controller

Working with the 3-DNS Maintenance menu

Configuring zone files and wide IPs
Viewing statistics
Working with the big3d agent
Managing synchronized files
Working with security issues
Configuring the 3-DNS Configuration utility
Working with syncd
Configuring NTP
Configuring NameSurfer

Managing users on the 3-DNS Controller

Changing the root password
Adding users for the Configuration utility

Using the MindTerm SSH Console

Using the Network Map

Viewing system statistics

Additional Load Balancing Options

Configuring load balancing using specialized modes

Setting up Quality of Service (QOS) mode

Understanding QOS coefficients
Customizing the QOS equation
Using the Dynamic Ratio option

Working with the Global Availability mode

Configuring the Global Availability mode
A Global Availability configuration example

Setting up load balancing for services that require multiple ports

Ensuring availability for e-commerce, FTP, and other services
that use multiple ports

Glossary