Table 37 Firewall Parameters - Nokia 7368 ISAM ONT G-240W-C Product Manual

Configure a G-240W-C indoor ONT
Table 37
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3
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Three security levels are available: Low, Medium, and High.
At the Low level, pre-routing is supported: port forwarding, DMZ, host application, and host
drop. Also supported are application services: DDNS, DHCP, DNS, H248, IGMP, NTP client,
SSH, Telnet, TFTP, TR-069, and VoIP.
At the Medium level, pre-routing is supported: port forwarding, DMZ, host application, and
host drop. Also supported are application services: DDNS, DHCP, DNS, H248, IGMP, NTP
client, TFTP, TR-069, and VoIP. The following types of ICMP messages are permitted: echo
request and reply, destination unreachable, and TTL exceeded. Other types of ICMP
messages are blocked. DNS proxy is supported from LAN to WAN but not from WAN to LAN.
At the High level, pre-routing and application services are not supported. UDP Port 8000 can
be used to access the services, for example FTP can use 8021 and Telnet can use 8023.
Regular UDP cannot be used. RG access is permitted via the LAN side but not via the WAN
side.
Table 37 describes the fields in the firewall window.
Firewall parameters
Field
Security level
Attack Protect
(Protection against DoS or
DDoS attacks)
Configure the firewall.
Click Save.
STOP. This procedure is complete.
7368 ISAM ONT G-240W-C Product Guide
Description
Choose the security level from the drop-down menu: low, medium, or high
Choose enable or disable attack protect from the drop-down menu
The default is disable
Edition 01 Issue: 01