Cisco QuickVPN - PC Manuale di istruzioni

Cisco Small Business Pro

SA 500 Series Security Appliances

ADMINISTRATION

GUIDE

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Cisco SA 500 Series Security Appliances Administration Guide 3

Contents

Chapter 1: Getting Started 10

Feature Overview 10

Device Overview 11

Front Panel 11

Rear Panel 12

Installation 13

Installation Options 13

Hardware Installation 16

Getting Started with the Configuration Utility 18

Connecting to the Configuration Utility 18

Using the Getting Started Pages 20

Navigating Through the Configuration Utility 22

Using the Help System 23

About the Default Settings 24

Basic Tasks 25

Changing the Default User Name and Password 25

Backing Up Your Configuration 26

Upgrading the Firmware 26

Common Configuration Scenarios 27

Basic Network Configuration with Internet Access 28

Cisco Smart Business Communications System Configuration 30

Firewall for Controlling Inbound and Outbound Traffic 31

DMZ for Public Web Sites and Services 32

Configuring ProtectLink Web & Email Security 33

Site-to-Site Networking and Remote Access 33

Wireless Networking 37

Chapter 2: Status 38

Device Status 38

Port Statistics 41

Wireless Statistics for the SA 520W 41

Cisco SA 500 Series Security Appliances Administration Guide 4

Contents

VPN Status 43

IPSec VPN Connection Status 43

SSL VPN Status 44

View Logs Status 46

View All Logs 46

IPSec VPN Logs 47

Policy Enforcement Logs 48

Active Users 48

CDP Neighbor 49

LAN Devices 49

Chapter 3: Networking 50

Configuring the WAN Connection 50

Viewing the WAN Status 54

Creating PPPoE Profiles 55

Configuring the LAN 56

About the Default LAN Settings 56

Configuring the LAN 57

Viewing the LAN Status 59

DHCP Reserved IPs 60

DHCP Leased Clients 61

Configuring the Optional Port as a LAN Port 61

Configuring the Optional WAN 62

Configuring Auto-Rollover, Load Balancing, and Failure Detection 65

Configuring the Protocol Bindings for Load Balancing 68

Configuring a DMZ 70

Configuring the DMZ Settings 73

DMZ Reserved IPs 75

DMZ DHCP Leased Clients 76

VLAN Configuration 77

Default VLAN Settings 77

Enabling or Disabling VLAN Support 78

Cisco SA 500 Series Security Appliances Administration Guide 5

Contents

Creating VLAN IDs 79

Assigning VLANs to LAN Ports 80

Multiple VLAN Subnets 81

Routing 83

Static Routing 84

Dynamic Routing 85

Port Management 86

Configuring the Ports 87

Configuring SPAN (Port Mirroring) 87

Bandwidth Profiles 88

Creating Bandwidth Profiles 88

Traffic Selectors 90

Dynamic DNS 91

Configuring IPv6 Addressing 92

IP Routing Mode 93

Configuring the IPv6 WAN Connection 94

Configuring the IPv6 LAN 95

IPv6 LAN Address Pools 97

IPv6 Multi LAN 98

IPv6 Static Routing 99

Routing (RIPng) 100

6to4 Tunneling 101

IPv6 Tunnels Status 101

ISATAP Tunnels 102

MLD Tunnels 103

Router Advertisement Daemon (RADVD) 104

Configuring Router Advertisement 104

Adding RADVD Prefixes 105

802.1p 107

Enabling 802.1p 107

802.1p Mapping 107

Cisco SA 500 Series Security Appliances Administration Guide 6

Contents

DSCP Remarking 108

Chapter 4: Wireless Configuration for the SA 520W 109

Configuring an Access Point 109

Step 1: Configuring the Wireless Profiles 110

Profile Advanced Configuration 113

Configuring the QoS Settings for a Wireless Profile 113

Controlling Wireless Access Based on MAC Addresses 114

Step 2: Configuring the Access Points 116

Configuring the Radio 118

Basic Radio Configuration 118

Advanced Radio Configuration 119

Chapter 5: Firewall Configuration 121

Configuring Firewall Rules to Control Inbound and Outbound Traffic 121

Preliminary Tasks for Firewall Rules 122

Configuring the Default Outbound Policy 125

Configuring a Firewall Rule for Outbound Traffic 126

Configuring a Firewall Rule for Inbound Traffic 129

Prioritizing Firewall Rules 132

Firewall Rule Configuration Examples 133

Using Other Tools to Prevent Attacks, Restrict Access, and

Control Inbound Traffic 136

Configuring Attack Checks 136

Configuring MAC Filtering to Allow or Block Traffic 138

Port Triggering 139

Configuring a Port Triggering Rule to Direct Traffic to Specified Ports 140

Viewing the Port Triggering Status 141

Configuring Session Settings to Analyze Incoming Packets 141

Using Other Tools to Control Access to the Internet 142

Configuring Content Filtering to Allow or Block Web Components 143

Configuring Approved URLs to Allow Access to Websites 144

Configuring Blocked URLs to Prevent Access to Websites 145

Cisco SA 500 Series Security Appliances Administration Guide 7

Contents

Configuring IP/MAC Binding to Prevent Spoofing 146

SIP 147

Chapter 6: Intrusion Prevention System 148

Configuring IPS 148

Configuring the IPS Policy 150

Configuring the Protocol Inspection Settings 150

Configuring Peer-to-Peer Blocking and Instant Messaging 151

Chapter 7: Using Cisco ProtectLink Security Services 152

Chapter 8: Configuring VPN 153

About VPN 153

Configuring a Site-to-Site VPN Tunnel 154

Configuring an IPSec VPN Tunnel for Remote Access with a VPN Client 157

Configuring the User Database for the IPSec Remote Access VPN 159

Advanced Configuration of IPSec VPN 161

Viewing the Basic Setting Defaults for IPSec VPN 161

Configuring the IKE Policies for IPSec VPN 162

Configuring the IPSec VPN Policies 166

Configuring SSL VPN for Browser-Based Remote Access 172

Access Options for SSL VPN 173

Security Tips for SSL VPN 173

Elements of the SSL VPN 174

Scenario Step 1: Customizing the Portal Layout 175

Scenario Step 2: Adding the SSL VPN Users 177

Creating the SSL VPN Policies 179

Specifying the Network Resources for SSL VPN 181

Configuring SSL VPN Port Forwarding 182

SSL VPN Tunnel Client Configuration 184

Viewing the SSL VPN Client Portal 187

VeriSign™ Identity Protection configuration 188

Configuring VeriSign Identity Protection 188

Cisco SA 500 Series Security Appliances Administration Guide 8

Contents

Managing User Credentials for VeriSign Service 189

Chapter 9: Administration 191

Users 191

Domains 192

Groups 193

Adding or Editing User Settings 194

Adding or Editing User Login Policies 195

Maintenance 197

Managing Licenses 197

Upgrading Firmware and Working with Configuration Files 199

Maintaining the USB Device 202

Using the Secondary Firmware 203

Diagnostics 204

Measuring and Limiting Traffic with the Traffic Meter 205

Configuring the Time Settings 207

Configuring the Logging Options 208

Local Logging Config 208

IPv6 Logging 209

Remote Logging 210

Logs Facility 211

Managing Certificates for Authentication 212

Configuring RADIUS Server Records 213

Chapter 10: Network Management 215

RMON (Remote Management) 215

CDP 216

SNMP 217

Configuring SNMP 217

Configuring SNMP System Info 218

UPnP 219

Cisco SA 500 Series Security Appliances Administration Guide 9

Contents

Appendix A: Trouble Shooting 220

Internet Connection 220

Date and Time 223

Pinging to Test LAN Connectivity 224

Restoring Factory-Default Configuration Settings 226

Appendix B: Standard Services 227

Appendix C: Technical Specifications and Environmental Requirements 230

Appendix D: Factory Default Settings 233

General Settings 233

Router Settings 235

Wireless Settings 238

Storage 240

Security Settings 242

Appendix E: Where to Go From Here 244

Cisco SA 500 Series Security Appliances Administration Guide 10

Getting Started

This chapter describes the SA 500 and provides scenarios to help you to begin

configuring your security appliance to meet the needs of your business.

•Feature Overview, page 10

•Installation Options, page 13

•Hardware Installation, page 16

•Getting Started with the Configuration Utility, page 18

•About the Default Settings, page 24

•Basic Tasks, page 25

•Common Configuration Scenarios, page 27

Feature Overview

The features of the SA 520, SA 520W, and the SA 540 are compared in the

following table.

Table 1 Comparison of SA 500 Series Security Appliance Models

Feature SA 520 SA 520W SA 540

Firewall

Performance

200 Mbps 200 Mbps 300 Mbps

UTM 200 Mbps 200 Mbps 300 Mbps

VPN

Performance

65 Mbps 65 Mbps 85 Mbps

Connections 15,000 15,000 40,000

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