Barracuda Networks Load Balancer manuals

Barracuda networks Load Balancer Specifications (76 pages)

Brand: Barracuda-networks | Category: Networking | Size: 1.31 MB |

English

Table of contents

Barracuda Networks Inc

1

3175 S. Winchester Blvd

1

Campbell, CA 95008

1

Copyright Notice

2

Trademarks

2

Contents

3

Chapter 1

7

Introduction

7

Overview

8

Easy Setup and Maintenance

9

Intrusion Prevention System

10

Auto-Discover

11

Layer 4 IP Persistence

11

Layer 7 Cookie Persistence

11

Scheduling Policy

12

Automated Service Monitor

12

Multiple Deployment Modes

12

Session Directory Integration

12

SSL Offloading / Acceleration

12

High Availability

13

Web Administrative Interface

13

Last Resort Server

13

Chapter 2

15

Load Balancing Concepts

15

Term Description

16

Route-Path (Recommended)

19

Deploying Route-Path

20

Bridge-Path

21

Direct Server Return

22

Load Balancing Concepts 23

23

Advantages Disadvantages

24

Load Balancing Concepts 25

25

Deployment Notes

26

Verifying DSR Deployment

27

Chapter 3

29

Getting Started

29

Initial Setup

30

IP address

33

Updating the IPS Definitions

35

Creating Services

35

Administrative Settings

36

Getting Started 37

37

Replacing a Failed System

39

Reboot Options

41

Table 3.2: Reboot Options

41

Reboot Options Description

41

Chapter 4

43

Creating a Service

44

Enabling Persistence

46

SSL Offloading

47

Selecting a Scheduling Policy

47

Pre-Assigned Weight

48

Scheduling Policies

48

Operation of HA

50

Viewing the Event Log

54

Viewing System Tasks

54

Appendix A

55

SNMP MIB

55

Appendix B

57

Barracuda Load Balancer 640

59

Hardware Compliance

61

Appendix C

63

Limited Warranty and License

63

Exclusions and Restrictions

64

Software License

64

Open Source Licensing

69

Barracuda networks Load Balancer Specifications (76 pages)

Brand: Barracuda-networks | Category: Networking | Size: 2.14 MB |

English

Table of contents

Administrator’s Guide

1

Barracuda Link Balancer

1

Contents

3

Chapter 2: v

5

About this Guide

8

Link Management

9

Aggregating Link Bandwidth

9

Link Failover

9

Outbound Link Load Balancing

9

VLAN Support

10

High Availability

10

Persistence

10

Traditional Firewall

10

Technical Support

12

Chapter 2

13

In Front of Firewall

14

Replacing Your Firewall

15

Table 2.2: Installation Steps

16

Settings

17

Step 3: Update Firmware

18

Step 7: Test Connectivity

20

Step 8: Test Connectivity

24

Chapter 3

25

Adding Static Routes

26

Configuring VLANs

26

Configuring the Firewall

27

Firewall Functionality

28

Inbound Firewall Rules

28

Inbound 1:1 NAT Rules

28

Port Forwarding Rules

29

Outbound Firewall Rules

29

Firewall Logging

29

Creating Custom Applications

30

Managing Bandwidth

30

Outbound Traffic Routing

31

Ping Traffic

32

VPN and Email Rules

32

Site-to-Site VPN Tunnels

33

Creating VPN Tunnels

34

Failover and Failback

35

Troubleshooting a VPN Tunnel

35

Introduction

36

DNS Records Time to Live

36

Recommended Deployment

37

Split DNS

37

DNS Zone Transfer Blocking

37

Step Explanation

38

Links list

39

Zones and Domains

40

DNS Records

41

Changing the Default Password

42

Chapter 4

45

Step 2: Create the Cluster

51

Step 4: Put in Production

52

Chapter 5

53

Monitoring the System

53

SNMP Monitoring

54

SNMP Traps

55

System Reports

55

Viewing System Tasks

56

Chapter 6

57

Reboot Options

60

Appendix A

61

Limited Warranty and License

61

Chapter 7: 57

63

Chapter 7: 59

65

Chapter 7: 61

67

Chapter 7: 63

69

Chapter 7: 65

71

Chapter 7: 67

73

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