Ii-4-3 Dns Security; Ii-4-3-1 General Setup - Draytek Vigor2860 User Manual

I I - 4 - 3 D N
I I - 4 - 3 D
DNS security is able to ensure that the incoming data is not falsified and the source of the
data is secure and correct to prevent from DNS attack by someone.
I I - 4 - 3 - 1 G
I I - 4 - 3 - 1 G
All of WAN interfaces of Vigor router can be configured with DNS Security enabled
respectively.
Available settings are explained as follows:
Item
Enable
Interface
Primary DNS
Secondary DNS
Bogus DNS Reply
190
S S e c u r i t y
N S S e c u r i t y
e n e r a l S e t u p
e n e r a l S e t u p
Description
Check the box to enable the DNS security management.
There are four WAN interfaces allowed to be set with DNS
security enabled.
Display the IP address of primary DNS obtained from DHCP
server or specified by Static WAN.
Display the IP address of secondary DNS obtained from DHCP
server or specified by Static WAN.
Sometime, Vigor router might encounter packets from bogus
DNS inquiry. There are two ways to reply such DNS inquiry.
Drop – Discard the packets.
Pass – Accept the packets and let them pass through Vigor
router.
Vigor2860 Series User's Guide