Cisco QuickVPN - PC Manuale di istruzioni
Cisco Small Business Pro
SA 500 Series Security Appliances
ADMINISTRATION
GUIDE
© 2009 Cisco Systems, Inc. All rights reserved. OL-19114-02
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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
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
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
1
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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