nm_setting_ip_config_get_dhcp_reject_servers ()

const char *const *
+nm_setting_ip_config_get_dhcp_reject_servers
+                               (NMSettingIPConfig *setting,
+                                guint *out_len);

Parameters

+++++ + + + + + + + + + + + + +

setting	the NMSettingIPConfig
out_len	the number of returned elements.	[allow-none][out]

Returns

A NULL terminated array of DHCP reject servers. Even if no reject +servers are configured, this always returns a non NULL value.

[array length=out_len zero-terminated=1][transfer none]

Since: 1.28

Types and Values

NM_IP_ADDRESS_ATTRIBUTE_LABEL

#define NM_IP_ADDRESS_ATTRIBUTE_LABEL        "label"
+#define NM_IP_ADDRESS_ATTRIBUTE_LABEL "label"

@@ -5945,103 +6066,103 @@ the return value merely indicates equality (zero) or inequality.

NM_IP_ROUTE_ATTRIBUTE_CWND

#define NM_IP_ROUTE_ATTRIBUTE_CWND           "cwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_CWND          "cwnd"

NM_IP_ROUTE_ATTRIBUTE_FROM

#define NM_IP_ROUTE_ATTRIBUTE_FROM           "from"
+#define NM_IP_ROUTE_ATTRIBUTE_FROM          "from"

NM_IP_ROUTE_ATTRIBUTE_INITCWND

#define NM_IP_ROUTE_ATTRIBUTE_INITCWND       "initcwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_INITCWND      "initcwnd"

NM_IP_ROUTE_ATTRIBUTE_INITRWND

#define NM_IP_ROUTE_ATTRIBUTE_INITRWND       "initrwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_INITRWND      "initrwnd"

NM_IP_ROUTE_ATTRIBUTE_LOCK_CWND

#define NM_IP_ROUTE_ATTRIBUTE_LOCK_CWND      "lock-cwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_LOCK_CWND     "lock-cwnd"

NM_IP_ROUTE_ATTRIBUTE_LOCK_INITCWND

#define NM_IP_ROUTE_ATTRIBUTE_LOCK_INITCWND  "lock-initcwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_LOCK_INITCWND "lock-initcwnd"

NM_IP_ROUTE_ATTRIBUTE_LOCK_INITRWND

#define NM_IP_ROUTE_ATTRIBUTE_LOCK_INITRWND  "lock-initrwnd"
+#define NM_IP_ROUTE_ATTRIBUTE_LOCK_INITRWND "lock-initrwnd"

NM_IP_ROUTE_ATTRIBUTE_LOCK_MTU

#define NM_IP_ROUTE_ATTRIBUTE_LOCK_MTU       "lock-mtu"
+#define NM_IP_ROUTE_ATTRIBUTE_LOCK_MTU      "lock-mtu"

NM_IP_ROUTE_ATTRIBUTE_LOCK_WINDOW

#define NM_IP_ROUTE_ATTRIBUTE_LOCK_WINDOW    "lock-window"
+#define NM_IP_ROUTE_ATTRIBUTE_LOCK_WINDOW   "lock-window"

NM_IP_ROUTE_ATTRIBUTE_MTU

#define NM_IP_ROUTE_ATTRIBUTE_MTU            "mtu"
+#define NM_IP_ROUTE_ATTRIBUTE_MTU           "mtu"

NM_IP_ROUTE_ATTRIBUTE_ONLINK

#define NM_IP_ROUTE_ATTRIBUTE_ONLINK         "onlink"
+#define NM_IP_ROUTE_ATTRIBUTE_ONLINK        "onlink"

NM_IP_ROUTE_ATTRIBUTE_SCOPE

#define NM_IP_ROUTE_ATTRIBUTE_SCOPE          "scope"
+#define NM_IP_ROUTE_ATTRIBUTE_SCOPE         "scope"

NM_IP_ROUTE_ATTRIBUTE_SRC

#define NM_IP_ROUTE_ATTRIBUTE_SRC            "src"
+#define NM_IP_ROUTE_ATTRIBUTE_SRC           "src"

NM_IP_ROUTE_ATTRIBUTE_TABLE

#define NM_IP_ROUTE_ATTRIBUTE_TABLE          "table"
+#define NM_IP_ROUTE_ATTRIBUTE_TABLE         "table"

NM_IP_ROUTE_ATTRIBUTE_TOS

#define NM_IP_ROUTE_ATTRIBUTE_TOS            "tos"
+#define NM_IP_ROUTE_ATTRIBUTE_TOS           "tos"

NM_IP_ROUTE_ATTRIBUTE_TYPE

#define NM_IP_ROUTE_ATTRIBUTE_TYPE           "type"
+#define NM_IP_ROUTE_ATTRIBUTE_TYPE          "type"

NM_IP_ROUTE_ATTRIBUTE_WINDOW

#define NM_IP_ROUTE_ATTRIBUTE_WINDOW         "window"
+#define NM_IP_ROUTE_ATTRIBUTE_WINDOW        "window"

@@ -6099,7 +6220,7 @@ rule verfies or fail.

NM_SETTING_IP_CONFIG_DAD_TIMEOUT_MAX

#define NM_SETTING_IP_CONFIG_DAD_TIMEOUT_MAX     30000
+#define NM_SETTING_IP_CONFIG_DAD_TIMEOUT_MAX 30000

@@ -6224,110 +6345,116 @@ rule verfies or fail.

The “dhcp-hostname-flags” property

The `“dhcp-send-hostname”` property

  “dhcp-send-hostname”       gboolean

If TRUE, a hostname is sent to the DHCP server when acquiring a lease. @@ -6550,30 +6690,44 @@ name servers to resolv.conf, and if all contributing profiles have

  “dns-priority”             gint

DNS servers priority.

The relative priority for DNS servers specified by this setting. A lower -value is better (higher priority). Zero selects a globally configured -default value. If the latter is missing or zero too, it defaults to -50 for VPNs (including WireGuard) and 100 for other connections.

+numerical value is better (higher priority).

Negative values have the special effect of excluding other configurations +with a greater numerical priority value; so in presence of at least one negative +priority, only DNS servers from connections with the lowest priority value will be used. +To avoid all DNS leaks, set the priority of the profile that should be used +to the most negative value of all active connections profiles.

Zero selects a globally configured default value. If the latter is missing +or zero too, it defaults to 50 for VPNs (including WireGuard) and 100 for +other connections.

Note that the priority is to order DNS settings for multiple active connections. It does not disambiguate multiple DNS servers within the same connection profile.

When using dns=default, servers with higher priority will be on top of -resolv.conf. To prioritize a given server over another one within the -same connection, just specify them in the desired order. When multiple -devices have configurations with the same priority, VPNs will be +

When multiple devices have configurations with the same priority, VPNs will be considered first, then devices with the best (lowest metric) default -route and then all other devices. Negative values have the special -effect of excluding other configurations with a greater priority value; -so in presence of at least one negative priority, only DNS servers from -connections with the lowest priority value will be used.

When using a DNS resolver that supports Conditional Forwarding as dns=dnsmasq or -dns=systemd-resolved, each connection is used to query domains in its -search list. Queries for domains not present in any search list are -routed through connections having the '~.' special wildcard domain, which -is added automatically to connections with the default route (or can be -added manually). When multiple connections specify the same domain, the -one with the highest priority (lowest numerical value) wins. If a -connection specifies a domain which is subdomain of another domain with a -negative DNS priority value, the subdomain is ignored.

+route and then all other devices.

When using dns=default, servers with higher priority will be on top of +resolv.conf. To prioritize a given server over another one within the +same connection, just specify them in the desired order. +Note that commonly the resolver tries name servers in /etc/resolv.conf +in the order listed, proceeding with the next server in the list +on failure. See for example the "rotate" option of the dns-options setting. +If there are any negative DNS priorities, then only name servers from +the devices with that lowest priority will be considered.

When using a DNS resolver that supports Conditional Forwarding or +Split DNS (with dns=dnsmasq or dns=systemd-resolved settings), each connection +is used to query domains in its search list. The search domains determine which +name servers to ask, and the DNS priority is used to prioritize +name servers based on the domain. Queries for domains not present in any +search list are routed through connections having the '~.' special wildcard +domain, which is added automatically to connections with the default route +(or can be added manually). When multiple connections specify the same domain, the +one with the best priority (lowest numerical value) wins. If a sub domain +is configured on another interface it will be accepted regardless the priority, +unless parent domain on the other interface has a negative priority, which causes +the sub domain to be shadowed. +With Split DNS one can avoid undesired DNS leaks by properly configuring +DNS priorities and the search domains, so that only name servers of the desired +interface are configured.

Owner: NMSettingIPConfig

Flags: Read / Write

Default value: 0

@@ -6587,6 +6741,10 @@ negative DNS priority value, the subdomain is ignored.

are considered 'routing' domains and are used only to decide the interface over which a query must be forwarded; they are not used to complete unqualified host names.

When using a DNS plugin that supports Conditional Forwarding or +Split DNS, then the search domains specify which name servers to +query. This makes the behavior different from running with plain +/etc/resolv.conf. For more information see also the dns-priority setting.

Owner: NMSettingIPConfig

Flags: Read / Write

The “ignore-auto-dns” property

When “method” is set to "auto" and this property to -TRUE, automatically configured nameservers and search domains are -ignored and only nameservers and search domains specified in the +TRUE, automatically configured name servers and search domains are +ignored and only name servers and search domains specified in the “dns” and “dns-search” properties, if any, are used.

setting	the NMSettingIPConfig
idx	index to start the search from

setting	the NMSettingIPConfig
server	the DHCP reject server to add

setting	the NMSettingIPConfig
idx	index number of the DHCP reject server

nm_setting_ip_config_next_valid_dns_option ()

Parameters

Returns

nm_setting_ip_config_add_dns_option ()

nm_setting_ip_config_get_dhcp_reject_servers ()

Parameters

Returns

nm_setting_ip_config_add_dhcp_reject_server ()

Parameters

nm_setting_ip_config_remove_dhcp_reject_server ()

Parameters

nm_setting_ip_config_clear_dhcp_reject_servers ()

Parameters

Types and Values

NM_IP_ADDRESS_ATTRIBUTE_LABEL

NM_IP_ROUTE_ATTRIBUTE_CWND

NM_IP_ROUTE_ATTRIBUTE_FROM

NM_IP_ROUTE_ATTRIBUTE_INITCWND

NM_IP_ROUTE_ATTRIBUTE_INITRWND

NM_IP_ROUTE_ATTRIBUTE_LOCK_CWND

NM_IP_ROUTE_ATTRIBUTE_LOCK_INITCWND

NM_IP_ROUTE_ATTRIBUTE_LOCK_INITRWND

NM_IP_ROUTE_ATTRIBUTE_LOCK_MTU

NM_IP_ROUTE_ATTRIBUTE_LOCK_WINDOW

NM_IP_ROUTE_ATTRIBUTE_MTU

NM_IP_ROUTE_ATTRIBUTE_ONLINK

NM_IP_ROUTE_ATTRIBUTE_SCOPE

NM_IP_ROUTE_ATTRIBUTE_SRC

NM_IP_ROUTE_ATTRIBUTE_TABLE

NM_IP_ROUTE_ATTRIBUTE_TOS

NM_IP_ROUTE_ATTRIBUTE_TYPE

NM_IP_ROUTE_ATTRIBUTE_WINDOW

NM_SETTING_IP_CONFIG_DAD_TIMEOUT_MAX

NM_SETTING_IP_CONFIG_DHCP_REJECT_SERVERS

NM_SETTING_IP_CONFIG_ROUTING_RULES

NM_SETTING_DNS_OPTION_DEBUG

NM_SETTING_DNS_OPTION_NDOTS

NM_SETTING_DNS_OPTION_TIMEOUT

NM_SETTING_DNS_OPTION_ATTEMPTS

NM_SETTING_DNS_OPTION_ROTATE

NM_SETTING_DNS_OPTION_NO_CHECK_NAMES

NM_SETTING_DNS_OPTION_INET6

NM_SETTING_DNS_OPTION_IP6_BYTESTRING

NM_SETTING_DNS_OPTION_IP6_DOTINT

NM_SETTING_DNS_OPTION_NO_IP6_DOTINT

NM_SETTING_DNS_OPTION_EDNS0

NM_SETTING_DNS_OPTION_SINGLE_REQUEST

NM_SETTING_DNS_OPTION_SINGLE_REQUEST_REOPEN

NM_SETTING_DNS_OPTION_NO_TLD_QUERY

NM_SETTING_DNS_OPTION_USE_VC

NM_SETTING_DNS_OPTION_NO_RELOAD

NM_SETTING_DNS_OPTION_TRUST_AD

The “dhcp-hostname-flags” property

The “dhcp-reject-servers” property

The “dhcp-send-hostname” property

The “ignore-auto-dns” property

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

Returns

The “dad-timeout” property

The “dhcp-hostname” property

The “dhcp-iaid” property

The “dhcp-timeout” property

The “dns-priority” property

The `“dhcp-hostname-flags”` property

The `“dhcp-reject-servers”` property

The `“dhcp-send-hostname”` property

The `“ignore-auto-dns”` property

`Returns`

The `“dad-timeout”` property

The `“dhcp-hostname”` property

The `“dhcp-iaid”` property

The `“dhcp-timeout”` property

The `“dns-priority”` property

The `“gateway”` property

The `“method”` property