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- The router supports the IP network 192.168.100.0/24 and operates with the IP address 192.168.100.254.
- The router works as the default gateway and also operates the DHCP and DNS servers.
- On the Unified Firewall, the interfaces eth1 and eth2 are collected in bridge br0 and this is assigned the IP address 192.168.100.253.
Procedure:
1) Configuring transparent bridge mode on the Unified Firewall:
1.1) Connect to the Unified Firewall using a web browser, switch to the menu Network → Connections → Network Connections, and use the “trash can” icons to delete the two unused connections so that the two Ethernet ports are available for the bridge (in this example the interfaces eth1 and eth2).
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- Name: Enter a descriptive name (in this example Bridge-Interface).
- Interface: Select the bridge interface created in step 1.3 (in this case br0).
- IP Addresses: Enter a free IP address in CIDR format on the network where the Unified Firewall is to be integrated (in this example 192.168.100.253/24).
| Hinweis |
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On the WAN tab, do not set a default gateway! |
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- Interface: From the drop-down menu select the bridge interface created in step 1.3 (in this case br0).
- Destination: Enter the address 0.0.0.0/0. This routes packets for any destination via this route (default route).
- Gateway: Enter the IP address of the default gateway on the available network.
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- Name: Enter a descriptive name (in this example Production).
- Interface: Select the bridge interface created in step 1.3 (in this case br0).
- Network IP: Enter the network address of the existing network in CIDR format (in this example 192.168.100.0/24).
1.12) Click the icon to create a new network once again to create an object for the Internet connection.
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- Name: Enter a descriptive name (in this example Internet).
- Interface: Select the interface any.
- Network IP: Enter the address 0.0.0.0/0. This stands for any destination.
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- Name: Enter a descriptive name (in this example DHCP_Source).
- Interface: Select the interface any.
- IP address: Enter the IP address 0.0.0.0. All DHCP requests are performed with this source address.
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- Name: Enter a descriptive name (in this example DHCP_Target).
- Interface: Select the interface any.
- IP address: Enter the IP address 255.255.255.255. All DHCP requests are performed with this target address. This is the broadcast address.
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