Netgear GS110TP GS108T/ GS110TP Smart Switch Software Administration Manual - Page 44

DNS, Denial of Service L4 Port, Apply, Cancel, System, Management, DNS Configuration - factory reset

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GS108T and GS110TP Smart Switch Software Administration Manual drop packets that have TCP flag SYN set and TCP source port less than 1024 or TCP control flags set to 0 and TCP sequence number set to 0 or TCP flags FIN, URG, and PSH set and TCP sequence number set to 0 or both TCP flags SYN and FIN set. The factory default is Disable. • Denial of Service L4 Port. Enable or disable this option by selecting the appropriate radio button. Enabling L4 Port DoS prevention causes the switch to drop packets that have TCP/UDP source port equal to TCP/UDP destination port. The factory default is Disable. • Denial of Service ICMP. Enable or disable this option by selecting the appropriate radio button. Enabling ICMP DoS prevention causes the switch to drop ICMP packets that have a type set to ECHO_REQ (ping) and a size greater than the configured ICMP packet size. The factory default is Disable. • Denial of Service Max ICMP Size. Specify the Max ICMP packet size allowed. If ICMP DoS prevention is enabled, the switch will drop ICMP ping packets that have a size greater then this configured Max ICMP packet size. The factory default is Disable. 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. 44 | Chapter 2: Configuring System Information

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44
|
Chapter 2:
Configuring System Information
GS108T and GS110TP Smart Switch Software Administration Manual
drop packets that have TCP flag SYN set and TCP source port less than 1024 or TCP
control flags set to 0 and TCP sequence number set to 0 or TCP flags FIN, URG, and
PSH set and TCP sequence number set to 0 or both TCP flags SYN and FIN set. The
factory default is Disable.
•
Denial of Service L4 Port
. Enable or disable this option by selecting the appropriate
radio button. Enabling L4 Port DoS prevention causes the switch to drop packets that
have TCP/UDP source port equal to TCP/UDP destination port. The factory default is
Disable.
•
Denial of Service ICMP
. Enable or disable this option by selecting the appropriate
radio button. Enabling ICMP DoS prevention causes the switch to drop ICMP packets
that have a type set to ECHO_REQ (ping) and a size greater than the configured
ICMP packet size. The factory default is Disable.
•
Denial of Service Max ICMP Size
. Specify the Max ICMP packet size allowed. If
ICMP DoS prevention is enabled, the switch will drop ICMP ping packets that have a
size greater then this configured Max ICMP packet size. The factory default is
Disable.
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
.