DMG 3200/3100/3000 – User Manual
Page 38 (306)
Figure 4.11 - Setting up Virtual LANs via Management port
4.1.4 Broadcast Firewall
Each IP Dataport is by default configured with IP Firewall features. This has the following
configuration in terms of ports:
• Secure (Default)
o ARP open by default
o ICMP (ping) - by default closed, but able to be opened
o IGMP -enabled on the IP input card
o OSPF - enabled for output ports when OSPF is selected for Output
Redundancy
o PIM - enabled for output ports when the PIM is enabled for Output
Redundancy
o UDP Filter –Any UDP traffic that is not a configured multicast is blocked
• Public (Enabled when data-port is set as MMI port in the Admin Page)
o All protocols open
4.1.5 Internal Time Clock Setting / Network Time Protocol (NTP) Server
The unit internal time may be configured manually, or it may be configured with a Network
Time Protocol (NTP) server to set and update the system’s date and time.
Open the Admin view in the Navigation Pane and select the module hosting the Man Machine
Interface (MMI).
To configure the NTP Server settings, enter the following data below:
IP Address
IP address of the NTP server
Local Timezone
Your local timezone
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