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[5241] Explained always-true action

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This commit is contained in:
Francis Dupont
2017-07-30 16:41:59 +02:00
parent 51981e1c54
commit 6673034256
2 changed files with 65 additions and 0 deletions
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33
doc/guide/dhcp4-srv.xml
View File

@@ -1007,6 +1007,39 @@ temporarily override a list of interface names and listen on all interfaces.
] ]
} }
</screen> </screen>
The effect is the same than adding the option code in the
Parameter Request List option (or its equivalent for vendor
options) so in:
<screen>
"Dhcp4": {
"option-data": [
{
<userinput>"name": "domain-name-servers",
"data": "192.0.2.1, 192.0.2.2",
"always-send": true</userinput>
},
...
],
"subnet4": [
{
"subnet": "192.0.3.0/24",
"option-data": [
{
<userinput>"name": "domain-name-servers",
"data": "192.0.3.1, 192.0.3.2"</userinput>
},
...
],
...
},
...
],
...
}
</screen>
The Domain Name Servers option is always added to responses
(the always-send is "sticky") but the value is the subnet one
when the client is localized in the subnet.
</para> </para>
<para> <para>
The <command>name</command> parameter specifies the option name. For a The <command>name</command> parameter specifies the option name. For a

32
doc/guide/dhcp6-srv.xml
View File

@@ -1035,6 +1035,38 @@ temporarily override a list of interface names and listen on all interfaces.
] ]
} }
</screen> </screen>
The effect is the same than adding the option code in the
Option Request Option (or its equivalent for vendor options) so in:
<screen>
"Dhcp6": {
"option-data": [
{
<userinput>"name": "dns-servers",
"data": "2001:db8::cafe, 2001:db8::babe",
"always-send": true</userinput>
},
...
],
"subnet6": [
{
"subnet": "2001:db8:1::/64",
"option-data": [
{
<userinput>"name": "dns-servers",
"data": "2001:db8:1::cafe, 2001:db8:1::babe"</userinput>
},
...
],
...
},
...
],
...
}
</screen>
The DNS Servers option is always added to responses
(the always-send is "sticky") but the value is the subnet one
when the client is localized in the subnet.
</para> </para>
<para> <para>