3.4.3. ARP Cache
.................................................................................
68
3.4.4. Static and Published ARP Entries
....................................................
69
3.4.5. Advanced ARP Settings
................................................................
71
3.5. The IP Rule Set
......................................................................................
73
3.5.1. Security Policies
..........................................................................
73
3.5.2. IP Rule Evaluation
.......................................................................
74
3.5.3. IP Rule Actions
...........................................................................
75
3.5.4. Editing IP rule set Entries
..............................................................
76
3.6. Schedules
.............................................................................................
77
3.7. X.509 Certificates
..................................................................................
79
3.7.1. Overview
...................................................................................
79
3.7.2. X.509 Certificates in NetDefendOS
.................................................
80
3.8. Setting Date and Time
.............................................................................
82
3.8.1. General Date and Time Settings
......................................................
82
3.8.2. Time Servers
..............................................................................
83
3.9. DNS Lookup
.........................................................................................
87
4. Routing
...........................................................................................................
89
4.1. Overview
..............................................................................................
89
4.2. Static Routing
........................................................................................
90
4.2.1. Basic Principles of Routing
............................................................
90
4.2.2. Static Routing
.............................................................................
91
4.2.3. Route Failover
............................................................................
94
4.2.4. Proxy ARP
.................................................................................
96
4.3. Policy-based Routing
..............................................................................
98
4.3.1. Overview
...................................................................................
98
4.3.2. Policy-based Routing Tables
..........................................................
98
4.3.3. Policy-based Routing Rules
...........................................................
98
4.3.4. Policy-based Routing Table Selection
..............................................
99
4.3.5. The
Ordering
parameter
................................................................
99
4.4. Dynamic Routing
.................................................................................
103
4.4.1. Dynamic Routing overview
.........................................................
103
4.4.2. OSPF
......................................................................................
104
4.4.3. Dynamic Routing Policy
.............................................................
107
4.5. Multicast Routing
.................................................................................
110
4.5.1. Overview
.................................................................................
110
4.5.2. Multicast Forwarding using the SAT Multiplex Rule
........................
110
4.5.3. IGMP Configuration
..................................................................
114
4.6. Transparent Mode
................................................................................
119
4.6.1. Overview of Transparent Mode
....................................................
119
4.6.2. Comparison with Routing mode
...................................................
119
4.6.3. Transparent Mode Implementation
................................................
119
4.6.4. Enabling Transparent Mode
.........................................................
120
4.6.5. High Availability with Transparent Mode
.......................................
120
4.6.6. Transparent Mode Scenarios
........................................................
120
5. DHCP Services
..............................................................................................
127
5.1. Overview
............................................................................................
127
5.2. DHCP Servers
.....................................................................................
128
5.3. Static DHCP Assignment
.......................................................................
130
5.4. DHCP Relaying
...................................................................................
131
5.5. IP Pools
..............................................................................................
132
6. Security Mechanisms
.......................................................................................
135
6.1. Access Rules
.......................................................................................
135
6.1.1. Introduction
..............................................................................
135
6.1.2. IP spoofing
...............................................................................
135
6.1.3. Access Rule Settings
..................................................................
136
6.2. Application Layer Gateways
...................................................................
138
6.2.1. Overview
.................................................................................
138
6.2.2. HTTP
......................................................................................
139
6.2.3. FTP
.........................................................................................
140
6.2.4. TFTP
.......................................................................................
145
6.2.5. SMTP
......................................................................................
146
6.2.6. POP3
.......................................................................................
151
6.2.7. SIP
..........................................................................................
152
User Manual
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