config system dns
Configure DNS.
config system dns
Description: Configure DNS.
set primary {ipv4-address}
set secondary {ipv4-address}
set dns-over-tls [disable|enable|...]
set ssl-certificate {string}
set server-hostname <hostname1>, <hostname2>, ...
set domain <domain1>, <domain2>, ...
set ip6-primary {ipv6-address}
set ip6-secondary {ipv6-address}
set timeout {integer}
set retry {integer}
set dns-cache-limit {integer}
set dns-cache-ttl {integer}
set cache-notfound-responses [disable|enable]
set source-ip {ipv4-address}
set interface-select-method [auto|sdwan|...]
set interface {string}
end
config system dns
|
Parameter name |
Description |
Type |
Size |
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|---|---|---|---|---|---|---|---|---|---|---|---|
|
primary |
Primary DNS server IP address. |
ipv4-address |
Not Specified |
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|
secondary |
Secondary DNS server IP address. |
ipv4-address |
Not Specified |
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|
dns-over-tls |
Enable/disable/enforce DNS over TLS. |
option |
- |
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|
|
|
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|
ssl-certificate |
Name of local certificate for SSL connections. |
string |
Maximum length: 35 |
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|
server-hostname `<hostname>` |
DNS server host name list.<br>DNS server host name list separated by space (maximum 4 domains). |
string |
Maximum length: 127 |
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|
domain `<domain>` |
Search suffix list for hostname lookup.<br>DNS search domain list separated by space (maximum 8 domains). |
string |
Maximum length: 127 |
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|
ip6-primary |
Primary DNS server IPv6 address. |
ipv6-address |
Not Specified |
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|
ip6-secondary |
Secondary DNS server IPv6 address. |
ipv6-address |
Not Specified |
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|
timeout |
DNS query timeout interval in seconds (1 - 10). |
integer |
Minimum value: 1 Maximum value: 10 |
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|
retry |
Number of times to retry (0 - 5). |
integer |
Minimum value: 0 Maximum value: 5 |
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|
dns-cache-limit |
Maximum number of records in the DNS cache. |
integer |
Minimum value: 0 Maximum value: 4294967295 |
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|
dns-cache-ttl |
Duration in seconds that the DNS cache retains information. |
integer |
Minimum value: 60 Maximum value: 86400 |
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|
cache-notfound-responses |
Enable/disable response from the DNS server when a record is not in cache. |
option |
- |
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|
|
|
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|
source-ip |
IP address used by the DNS server as its source IP. |
ipv4-address |
Not Specified |
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|
interface-select-method |
Specify how to select outgoing interface to reach server. |
option |
- |
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|
|
|
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|
interface |
Specify outgoing interface to reach server. |
string |
Maximum length: 15 |
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