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4.5.2 Special AP
Some applications require multiple connections, like Internet games, Video conferencing,
Internet telephony, etc. Because of the firewall function, these applications cannot work with
a pure NAT router. The
Special Applications
feature allows some of these applications to
work with this product. If the mechanism of Special Applications fails to make an application
work, try setting your computer as the
DMZ
host instead.
1.
Trigger
: the outbound port number issued by the application..
2.
Incoming Ports
: when the trigger packet is detected, the inbound packets sent to the
specified port numbers are allowed to pass through the firewall.
This product provides some predefined settings Select your application and click
Copy
to
to
add the predefined setting to your list.
Note! At any given time, only one PC can use each Special Application tunnel.
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4.5.3 Miscellaneous Items
IP Address of DMZ Host
DMZ (DeMilitarized Zone) Host is a host without the protection of firewall. It allows a
computer to be exposed to unrestricted 2-way communication for Internet games, Video
conferencing, Internet telephony and other special applications.
NOTE
: This feature should be used only when needed.
Non-standard FTP port
You have to configure this item if you want to access an FTP server whose port number is not
21. This setting will be lost after rebooting.
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4.5.4 Logs
This page support two methods to export system logs to specific destination by means of
syslog(UDP) and SMTP(TCP). The items you have to setup including:
IP Address for Syslogd
Host IP of destination where syslogs will be sent to.
Check Enable to enable this function.
IP address for Outgoing Mail Server
Input the SMTP server IP and port, which are concated with ':'. If you do not specify port
number, the default value is 25.
For example, "mail.your_url.com" or "192.168.1.100:26".
Log or Alert receipient
The recipients who will receive these logs. You can assign more than 1 recipient, using ';' or
',' to separate these email addresses.
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4.5.5 Dynamic DNS
To host your server on a changing IP address, you have to use dynamic domain name service
(DDNS).
So that anyone wishing to reach your host only needs to know the name of it. Dynamic DNS
will map the name of your host to your current IP address, which changes each time you
connect your Internet service provider.
Before you enable
Dynamic DNS
, you need to register an account on one of these Dynamic
DNS servers that we list in
provider
field.
To enable
Dynamic DNS
click the check box next to
Enable
in the
DDNS
field.
Next you can enter the appropriate information about your Dynamic DNS Server.
You have to define:
•
Provider
•
Host Name
•
Username/E-mail
•
Password/Key
You will get this information when you register an account on a Dynamic DNS server.
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4.5.6 SNMP Setting
In brief, SNMP, the Simple Network Management Protocol, is a protocol designed to give a
user the capability to remotely manage a computer network by polling and setting terminal
values and monitoring network events.
Enable SNMP
You must check either Local or Remote or both to enable SNMP function. If Local is checked,
this device will response request from LAN. If Remote is checked, this device will response
request from WAN.
Get Community
Setting the community of GetRequest your device will response.
Set Community
Setting the community of SetRequest your device will accept.
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