Product Manual
Page 13
...297 6.16. Using NAT Pools 341 7.3. Enabling Traffic to a Protected Web Server in a DMZ 344 7.4. User Authentication Setup for H.323 288 6.12. Using an Algorithm Proposal List 401 9.2. Setting up Transparent Mode for roaming clients 409 9.6. ... 323 6.22. Checking DHCP Server Status 226 5.3. Static DHCP Host Assignment 228 5.4. Setting up an Access Rule 239 6.2. Setting up a DHCP Relayer 230 5.5. Protecting FTP Clients 251 6.4. Protecting Phones Behind NetDefend Firewalls 277 6.5. Two Phones Behind Different NetDefend Firewalls 280 6.7. Using ...
...297 6.16. Using NAT Pools 341 7.3. Enabling Traffic to a Protected Web Server in a DMZ 344 7.4. User Authentication Setup for H.323 288 6.12. Using an Algorithm Proposal List 401 9.2. Setting up Transparent Mode for roaming clients 409 9.6. ... 323 6.22. Checking DHCP Server Status 226 5.3. Static DHCP Host Assignment 228 5.4. Setting up an Access Rule 239 6.2. Setting up a DHCP Relayer 230 5.5. Protecting FTP Clients 251 6.4. Protecting Phones Behind NetDefend Firewalls 277 6.5. Two Phones Behind Different NetDefend Firewalls 280 6.7. Using ...
Product Manual
Page 81
... for the administrator to conveniently divide up address book entries and no special properties are given to store gateway address information acquired from a DHCP server. The all the IP address objects that are automatically created by NetDefendOS in the address book are related together as a group.... wan_gw is also used by NetDefendOS when the system starts for that address. If a default gateway address has been provided during the setup phase, the wan_gw object will have an associated interface IP object named lan_ip, and a network object named lannet. The following address ...
... for the administrator to conveniently divide up address book entries and no special properties are given to store gateway address information acquired from a DHCP server. The all the IP address objects that are automatically created by NetDefendOS in the address book are related together as a group.... wan_gw is also used by NetDefendOS when the system starts for that address. If a default gateway address has been provided during the setup phase, the wan_gw object will have an associated interface IP object named lan_ip, and a network object named lannet. The following address ...
Product Manual
Page 102
...into client computers. When NetDefendOS receives this . 102 If unnumbered PPPoE is provided by the NetDefend Firewall. When the option to -point connection over Ethernet, each PPP session must learn the...-on-demand If dial-on-demand is enabled, the PPPoE connection will only be setup in NetDefendOS is to allow the specification of the interface. Also configurable is the ... for automatic sending to say NetDefendOS) will serve as the address of another IP address to DHCP. PPPoE includes a discovery protocol that is to the PPPoE server. Fundamentals source interface. This...
...into client computers. When NetDefendOS receives this . 102 If unnumbered PPPoE is provided by the NetDefend Firewall. When the option to -point connection over Ethernet, each PPP session must learn the...-on-demand If dial-on-demand is enabled, the PPPoE connection will only be setup in NetDefendOS is to allow the specification of the interface. Also configurable is the ... for automatic sending to say NetDefendOS) will serve as the address of another IP address to DHCP. PPPoE includes a discovery protocol that is to the PPPoE server. Fundamentals source interface. This...
Product Manual
Page 211
...true transparent mode cannot be implemented with DHCP In most Transparent Mode scenarios, the IP address of users is predefined and fixed and is to add switch routes, as a DHCP Relayer to only and which will be in a Transparent Mode setup if desired. Enabling Internet Access A ...common misunderstanding when setting up Transparent Mode is how to correctly set to forward DHCP traffic between NetDefendOS interfaces, retaining the same IP ...
...true transparent mode cannot be implemented with DHCP In most Transparent Mode scenarios, the IP address of users is predefined and fixed and is to add switch routes, as a DHCP Relayer to only and which will be in a Transparent Mode setup if desired. Enabling Internet Access A ...common misunderstanding when setting up Transparent Mode is how to correctly set to forward DHCP traffic between NetDefendOS interfaces, retaining the same IP ...
Product Manual
Page 270
...and the source network for the session. Ensure the clients are again shown in a SIP setup. The NetDefendOS SIP ALG will take care of all traversal issues with the rule. Action ...Interface wan lan (or core) Dest Network lannet (or ipwan) The advantage of UDP through DHCP. Proxy on the same, local network as the clients, with the Record-Route option enabled ...IP address automatically such as clients In this to redirect incoming requests to include all SIP scenarios. Security Mechanisms sends its location is illustrated below , the changes that apply when NAT is used are...
...and the source network for the session. Ensure the clients are again shown in a SIP setup. The NetDefendOS SIP ALG will take care of all traversal issues with the rule. Action ...Interface wan lan (or core) Dest Network lannet (or ipwan) The advantage of UDP through DHCP. Proxy on the same, local network as the clients, with the Record-Route option enabled ...IP address automatically such as clients In this to redirect incoming requests to include all SIP scenarios. Security Mechanisms sends its location is illustrated below , the changes that apply when NAT is used are...
Product Manual
Page 341
... re-used in setting up each new connection is the one of the external IP addresses through DHCP and can correctly build its Proxy ARP mechanism so the external router can therefore supply external IP ...by NAT pools. Proxy ARP Usage Where an external router sends ARP queries to the NetDefend Firewall to the same external host may use two different external IP addresses. By default, the administrator... must specify in NAT Pool setup which packets should be spreading of the load across the external connections due to the ...
... re-used in setting up each new connection is the one of the external IP addresses through DHCP and can correctly build its Proxy ARP mechanism so the external router can therefore supply external IP ...by NAT pools. Proxy ARP Usage Where an external router sends ARP queries to the NetDefend Firewall to the same external host may use two different external IP addresses. By default, the administrator... must specify in NAT Pool setup which packets should be spreading of the load across the external connections due to the ...
Product Manual
Page 386
... object ipsec_tunnel. c. As already mentioned above are available and this is additional security to be one associated with a NetDefendOS installation) and associate with IPsec roaming clients instead of the NetDefend Firewall. Enable the X.509 Certificate option. The gateway certificate needs just the certificate...Config Mode Pool object (there can be retrieved through DHCP: • Create an IP Pool object and in it the IP Pool object defined in the previous step. • Enable the IKE Config Mode option in the setup described above , many third party IPsec client products ...
... object ipsec_tunnel. c. As already mentioned above are available and this is additional security to be one associated with a NetDefendOS installation) and associate with IPsec roaming clients instead of the NetDefend Firewall. Enable the X.509 Certificate option. The gateway certificate needs just the certificate...Config Mode Pool object (there can be retrieved through DHCP: • Create an IP Pool object and in it the IP Pool object defined in the previous step. • Enable the IKE Config Mode option in the setup described above , many third party IPsec client products ...
Product Manual
Page 428
...be used by the L2TP Clients. Click OK Now we are assigned IP addresses from single-host clients • Dynamically add route to setup the L2TP Server. Enter a name for the IPsec tunnel, for example UserDB 3. Now enter: a. Under the Routing tab, check the ...following controls: • Allow DHCP over IPsec from , in the IPsec Life Time seconds control 5. Remote Endpoint: none d. Setup the L2TP Tunnel: Command-Line Interface 428 9.5.2. Enter a suitable name for the user database, for example ...
...be used by the L2TP Clients. Click OK Now we are assigned IP addresses from single-host clients • Dynamically add route to setup the L2TP Server. Enter a name for the IPsec tunnel, for example UserDB 3. Now enter: a. Under the Routing tab, check the ...following controls: • Allow DHCP over IPsec from , in the IPsec Life Time seconds control 5. Remote Endpoint: none d. Setup the L2TP Tunnel: Command-Line Interface 428 9.5.2. Enter a suitable name for the user database, for example ...
Product Manual
Page 437
... all IP addresses have a destination interface of a network such as a URL, make sure that are found on the NetDefend Firewall from the Wi-Fi network's DHCP server. The solution to pass between NetDefendOS and the client can bypass the IP rule set : Action Allow Src Interface ... Ensure that another IPsec Tunnel definition is specified as a Wi-Fi network at an airport, the client will still continue to LAN setups pinging could prevent the correct tunnel being reached. 9.7. General Troubleshooting In all -nets and the Remote Endpoint set to allow the authentication...
... all IP addresses have a destination interface of a network such as a URL, make sure that are found on the NetDefend Firewall from the Wi-Fi network's DHCP server. The solution to pass between NetDefendOS and the client can bypass the IP rule set : Action Allow Src Interface ... Ensure that another IPsec Tunnel definition is specified as a Wi-Fi network at an airport, the client will still continue to LAN setups pinging could prevent the correct tunnel being reached. 9.7. General Troubleshooting In all -nets and the Remote Endpoint set to allow the authentication...
Product Manual
Page 538
...addresses, 80 address translation, 334 admin account, 29 changing password for, 38 multiple logins, 29 advanced settings ARP, 113 connection timeout, 516 DHCP relay, 231 DHCP server, 225 fragmentation, 520 fragment reassembly, 524 general, 504 hardware monitoring, 65 high availability, 495 ICMP, 513 IP level, 504 IPsec,...ARP Sender IP setting, 114 authentication, 355 administrators group, 358 auditors group, 358 databases, 357 HTTP, 369 local database, 357 rules, 366 setup summary, 357 source, 367 SSH client key usage, 358 using groups with IP rules, 357 using LDAP, 359 using RADIUS, 359 XAuth, ...
...addresses, 80 address translation, 334 admin account, 29 changing password for, 38 multiple logins, 29 advanced settings ARP, 113 connection timeout, 516 DHCP relay, 231 DHCP server, 225 fragmentation, 520 fragment reassembly, 524 general, 504 hardware monitoring, 65 high availability, 495 ICMP, 513 IP level, 504 IPsec,...ARP Sender IP setting, 114 authentication, 355 administrators group, 358 auditors group, 358 databases, 357 HTTP, 369 local database, 357 rules, 366 setup summary, 357 source, 367 SSH client key usage, 358 using groups with IP rules, 357 using LDAP, 359 using RADIUS, 359 XAuth, ...
Product Manual
Page 540
... ESMTP extensions, 256 ethernet interface, 92 changing IP addresses, 95 CLI command summary, 95 default gateway, 93 IP address, 93 with DHCP, 93 evasion attack prevention, 318 events, 55 log message receivers, 56 log messages, 55 F Failed Fragment Reassembly setting, 521 filetype ... 244 command restrictions, 246 connection restriction options, 246 control channel restrictions, 247 filetype checking, 247 Alphabetical Index hybrid mode, 245 server IP setup for passive, 253 virus scanning, 247 FwdFast IP rule, 119 exclusion from traffic shaping, 447 with multiplex rules, 196 G Generic Router ...
... ESMTP extensions, 256 ethernet interface, 92 changing IP addresses, 95 CLI command summary, 95 default gateway, 93 IP address, 93 with DHCP, 93 evasion attack prevention, 318 events, 55 log message receivers, 56 log messages, 55 F Failed Fragment Reassembly setting, 521 filetype ... 244 command restrictions, 246 connection restriction options, 246 control channel restrictions, 247 filetype checking, 247 Alphabetical Index hybrid mode, 245 server IP setup for passive, 253 virus scanning, 247 FwdFast IP rule, 119 exclusion from traffic shaping, 447 with multiplex rules, 196 G Generic Router ...