Services
Configure DNS
IX14 User Guide
349
n
To limit access to hosts connected through a specified interface on the IX14 device:
a. Click
Interfaces
.
b. For
Add Interface
, click
.
c. For
Interface
, select the appropriate interface from the dropdown.
d. Click
again to allow access through additional interfaces.
n
To limit access based on firewall zones:
a. Click
Zones
.
b. For
Add Zone
, click
.
c. For
Zone
, select the appropriate firewall zone from the dropdown.
See
for information about firewall zones.
d. Click
again to allow access through additional firewall zones.
5. (Optional)
Cache negative responses
is enabled by default. Disabling this option may improve
performance on networks with transient DNS results, when one or more DNS servers may have
positive results. To disable, click
Cache negative responses
.
6. (Optional)
Query all servers
is enabled by default. This option is useful when only some DNS
servers will be able to resolve hostnames. To disable, click
Query all servers
.
7. (Optional)
Rebind protection
, if enabled, prevents upstream DNS servers from returning
private IP addresses. To enable, click
Rebind protection
.
8. (Optional)
Allow localhost rebinding
is enabled by default if
Rebind protection
is enabled.
This is useful for Real-time Black List (RBL) servers.
9. (Optional) To add additional DNS servers:
a. Click
DNS servers
.
b. For
Add Server
, click
.
c. (Optional) Enter a label for the DNS server.
d. For
DNS server
, enter the IP address of the DNS server.
e.
Domain
restricts the device's use of this DNS server based on the domain. If no domain
are listed, then all queries may be sent to this server.
10. (Optional) To add host names and their IP addresses that the device's DNS server will resolve:
a. Click
Additional DNS hostnames
.
b. For
Add Host
, click
.
c. Type the
IP address
of the host.
d. For
Name
, type the hostname.
11. Click
Apply
to save the configuration and apply the change.
Command line
Содержание IX14
Страница 1: ...IX14 User Guide Firmware version 22 2 ...
Страница 45: ...Configuration and management Exit the command line interface IX14 User Guide 45 Type q or quit to exit ...
Страница 515: ...Monitoring This chapter contains the following topics intelliFlow 516 Configure NetFlow Probe 523 IX14 User Guide 515 ...
Страница 756: ...Routing Virtual Router Redundancy Protocol VRRP IX14 User Guide 756 ...
Страница 803: ...Command line interface Command line reference IX14 User Guide 803 Parameters None ...
Страница 812: ...Command line interface Command line reference IX14 User Guide 812 reboot Reboot the system Parameters None ...