B&B Electronics RT3G-300_310_320_330_340-W - Configuration Manual - Manual (Page 32)

B&B Electronics, Inc. SPECTRE Configuration Manual
32
SPECTRE_Configuration_Manual_2912m
www.bb-elec.com
www.bb-europe.com
1.12. Firewall configuration
The router firewall can be configured to only allow certain hosts to access the router
and internal LAN network or it can only allow traffic on a certain IP port to pass through to the
internal network. Up to 8 filters can be defined when the Allow remote access only from
specified hosts option is selected. The following parameters can be defined for each
filter: Source, Source IP Address, Protocol and Target Port.
Item Description
Source single address
– allows access to only the specific IP address
defined in the Source IP Address
any address – allowed access to any IP address
Source IP
address Host IP address that is allowed to access the router.
Protocol Protocols allowed for remote access
all – access is allowed by all
TCP – access is allowed by TCP
UDP - access is allowed by UDP
ICMP access is allowed by ICMP
Target Port The port number for forwarding to the internal network.
Table 22: Firewall configuration
Caution! The firewall does not filter traffic received over the Ethernet ports.