Netgear GS752TS GS7xxTS-TPS Software Admin Manual - Page 49

DNS, Denial of Service TCP SYN&FIN, Denial of Service UDP Port, Apply, Cancel, System, Management - factory reset

Page 49 highlights

GS728TS, GS728TPS, GS752TS, and GS752TPS Gigabit Smart Switches • Denial of Service TCP SYN&FIN. Enable or disable this option by selecting the appropriate radio button. Enabling TCP SYN & FIN DoS prevention causes the switch to drop packets that have TCP Flags SYN and FIN set. The factory default is disabled. • Denial of Service UDP Port. Enable or disable this option by selecting the appropriate radio button. Enabling UDP Port DoS prevention causes the switch to drop packets that have UDP source port equal to UDP destination port. The factory default is disabled. 2. If you change any of the DoS settings, click Apply to apply the changes to the switch. 3. Click Cancel to cancel the configuration on the screen and reset the data on the screen to the latest value of the switch. DNS You can use these pages to configure information about DNS servers the network uses and how the switch operates as a DNS client. DNS Configuration Use this page to configure global DNS settings and DNS server information. To access this page, click System > Management > DNS > DNS Configuration. To configure the global DNS settings 1. Specify whether to enable or disable the administrative status of the DNS Client. • Enable. Allow the switch to send DNS queries to a DNS server to resolve a DNS domain name. DNS is enabled by default. • Disable. Prevent the switch from sending DNS queries. 49

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49
GS728TS, GS728TPS, GS752TS, and GS752TPS Gigabit Smart Switches
Denial of Service TCP SYN&FIN
. Enable or disable this option by selecting the
appropriate radio button. Enabling TCP SYN & FIN DoS prevention causes the switch
to drop packets that have TCP Flags SYN and FIN set. The factory default is
disabled.
Denial of Service UDP Port
. Enable or disable this option by selecting the
appropriate radio button. Enabling UDP Port DoS prevention causes the switch to
drop packets that have UDP source port equal to UDP destination port. The factory
default is disabled.
2.
If you change any of the DoS settings, click
Apply
to apply the changes to the switch.
3.
Click
Cancel
to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
DNS
You can use these pages to configure information about DNS servers the network uses and
how the switch operates as a DNS client.
DNS Configuration
Use this page to configure global DNS settings and DNS server information.
To access this page, click
System
>
Management
>
DNS
>
DNS Configuration
.
To configure the global DNS settings
1.
Specify whether to enable or disable the administrative status of the DNS Client.
Enable
. Allow the switch to send DNS queries to a DNS server to resolve a DNS
domain name. DNS is enabled by default.
Disable
. Prevent the switch from sending DNS queries.