Grandstream UCM6510 User Manual - Manual (Page 58)

Firmware Version 1.0.2.5 UCM6510 IP PBX User Manual Page 57 of 313
80 Lighthttpd tcp/IPv4
8089 Lighthttpd tcp/IPv4
69 Opentftpd udp/IPv4
9090 Asterisk udp/IPv4
6060 zero_config udp/IPv4
5060 Asterisk udp/IPv4
4569 Asterisk udp/IPv4
5353 zero_config udp/IPv4
37435 Syslogd udp/IPv4
For typical firewall settings, users could configure the following options on the UCM6510.
Table 13: Typical Firewall Settings
Ping Defense
Enable
If enabled, ICMP response will not be allowed for Ping request. The default
setting is disabled. To enable or disable it, click on the check box for the LAN or
WAN interface.
Ping-of-Death
Defense Enable
Enable to prevent Ping-of-Death attack to the device. The default setting is
disabled. To enable or disable it, click on the check box for the LAN or WAN
interface.
Under "Custom Firewall Settings", users could create new rules to accept, reject or drop certain traffic
going through the UCM6510. To create new rule, click on "Create New Rule" button and a new window will
pop up for users to specify rule options.
The following figure shows a firewall rule example that will deny SSH access for the UCM6510 from WAN
side.
Figure 29: Create New Firewall Rule