51
•
The second RA message carries information about remaining DNS suffixes.
Each time the device sends an RA message from an interface, it immediately refreshes the RA
message advertisement interval for that interface.
Examples
# Specify the DNS suffix as
com
, the suffix lifetime as
infinite
,
and the sequence number as
1
for
RA messages on VLAN-interface 100.
<Sysname> system-view
[Sysname] interface vlan-interface 100
[Sysname-Vlan-interface100] ipv6 nd ra dns search-list com infinite sequence 1
Related commands
ipv6 nd ra dns search-list suppress
ipv6 nd ra interval
ipv6 nd ra dns search-list suppress
Use
ipv6 nd ra dns search-list suppress
to enable DNS suffix suppression in RA
messages.
Use
undo ipv6 nd ra dns search-list suppress
to disable DNS suffix suppression in
RA messages.
Syntax
ipv6 nd ra dns search-list suppress
undo ipv6 nd ra dns search-list suppress
Default
DNS suffix suppression in RA messages is disabled.
Views
Interface view
Predefined user roles
network-admin
Usage guidelines
This command suppresses advertising DNS suffixes in RA messages.
RA messages are suppressed by default. To disable RA message suppression, use the
undo
ipv6 nd ra halt
command.
Whether enabling this feature on an interface will trigger sending RA message immediately for DNS
suffix update depends on the interface configuration:
•
If the interface has been configured with DNS suffix information, the device immediately sends
two RA messages. In the first message, the lifetime for DNS suffixes is 0 seconds. The second
RA message does not carry any DNSSL options.
•
If the interface has no DNS suffix information specified, no RA messages are triggered.
•
If you specify a new DNS suffix or remove a DNS suffix, the device immediately sends an RA
message without any DNSSL options.
Whether disabling this feature on an interface will trigger sending RA message immediately for DNS
suffix update depends on the interface configuration:
•
If the interface has been configured with the DNS suffix information, the device immediately
sends an RA message carrying the DNS suffix information.
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Страница 114: ...ii tftp client ipv6 source 41 tftp client source 41 tftp ipv6 42 tftp server acl 44 tftp server ipv6 acl 44...
Страница 285: ...i Contents Tcl commands 1 cli 1 tclquit 1 tclsh 2...
Страница 288: ...i Contents Python commands 1 exit 1 python 1 python filename 2...
Страница 291: ...i Contents Automatic configuration commands 1 autodeploy udisk enable 1...
Страница 323: ...25 Sysname Ten GigabitEthernet1 0 51 undo shutdown Related commands irf port...
Страница 396: ...i Contents Bulk interface configuration commands 1 display interface range 1 interface range 1 interface range name 3...
Страница 460: ...i Contents Port isolation commands 1 display port isolate group 1 port isolate enable 2 port isolate group 2...
Страница 465: ...ii stp vlan enable 55 vlan mapping modulo 55...
Страница 589: ...60 Examples Enable LLDP for automatic IP phone discovery Sysname system view Sysname voice vlan track lldp...
Страница 602: ...12 Related commands display mvrp statistics...
Страница 609: ...i Contents VLAN mapping commands 1 display vlan mapping 1 vlan mapping 2...
Страница 678: ...9 Related commands reset pppoe relay statistics...
Страница 846: ...i Contents Basic IP forwarding commands 1 display fib 1 ip forwarding table save 2...
Страница 1073: ...i Contents HTTP redirect commands 1 http redirect https port 1 http redirect ssl server policy 1...
Страница 1087: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 1340: ...9 Sysname ipv6 route static default preference 120 Related commands display ipv6 routing table protocol...
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Страница 1668: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 1770: ...i Contents Time range commands 1 display time range 1 time range 1...
Страница 2026: ...34 Related commands display mac authentication...
Страница 2028: ...ii...
Страница 2143: ...i Contents User profile commands 1 display user profile 1 user profile 2...
Страница 2308: ...61 ipsec transform set...
Страница 2473: ...i Contents TCP attack prevention commands 1 tcp anti naptha enable 1 tcp check state interval 1 tcp state 2...
Страница 2531: ...i Contents SAVI commands 1 ipv6 savi down delay 1 ipv6 savi log enable 1 ipv6 savi strict 2...
Страница 2534: ...3 Sysname ipv6 savi strict Related commands ipv6 verify source...
Страница 2541: ...i Contents Crypto engine commands 1 display crypto engine 1 display crypto engine statistics 1 reset crypto engine statistics 3...
Страница 2545: ...i Contents FIPS commands 1 display crypto version 1 display fips status 1 fips mode enable 2 fips self test 4...
Страница 2791: ...14 Sysname track 1 Related commands delay display track...
Страница 2939: ...9 sntp authentication keyid sntp reliable authentication keyid...
Страница 2967: ...27 Related commands apply poe profile poe enable poe max power interface view poe priority...
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