I’ve setup DHCPv6 PD from my eth0 to eth2, eth2 gets the prefix announced twice in ICMP RA.
I’ve noticed it as Windows 11 was unable to retrieve RDDNS from these RA.
In Wireshark I can see the (PI) is listed twice with exactly the same bits.
interfaces {
ethernet eth0 {
address dhcp
description livebox
dhcpv6-options {
no-release
pd 1 {
interface eth2 {
address 1
}
length 60
}
pd 3 {
interface eth3 {
address 1
}
length 64
}
rapid-commit
}
hw-id bc:24:11:a3:b0:0f
ipv6 {
address {
autoconf
}
}
offload {
gro
gso
sg
tso
}
ethernet eth2 {
address 192.168.10.254/24
hw-id bc:24:11:8f:4c:42
ipv6 {
address {
autoconf
}
}
offload {
gro
gso
sg
tso
}
}
service {
router-advert {
interface eth2 {
default-lifetime 3600
default-preference high
hop-limit 64
interval {
max 60
min 3
}
name-server 2001:db8:dead:beef::1
name-server-lifetime 120
other-config-flag
prefix ::/64 {
decrement-lifetime
deprecate-prefix
}
}
}
}
set interfaces ethernet eth0 address 'dhcp'
set interfaces ethernet eth0 description 'livebox'
set interfaces ethernet eth0 dhcpv6-options no-release
set interfaces ethernet eth0 dhcpv6-options pd 1 interface eth2 address '1'
set interfaces ethernet eth0 dhcpv6-options pd 1 length '60'
set interfaces ethernet eth0 dhcpv6-options pd 3 interface eth3 address '1'
set interfaces ethernet eth0 dhcpv6-options pd 3 length '64'
set interfaces ethernet eth0 dhcpv6-options rapid-commit
set interfaces ethernet eth0 hw-id 'bc:24:11:a3:b0:0f'
set interfaces ethernet eth0 ipv6 address autoconf
set interfaces ethernet eth0 offload gro
set interfaces ethernet eth0 offload gso
set interfaces ethernet eth0 offload sg
set interfaces ethernet eth0 offload tso
set interfaces ethernet eth2 address '192.168.10.254/24'
set interfaces ethernet eth2 hw-id 'bc:24:11:8f:4c:42'
set interfaces ethernet eth2 ipv6 address autoconf
set interfaces ethernet eth2 offload gro
set interfaces ethernet eth2 offload gso
set interfaces ethernet eth2 offload sg
set interfaces ethernet eth2 offload tso
set service router-advert interface eth2 default-lifetime '3600'
set service router-advert interface eth2 default-preference 'high'
set service router-advert interface eth2 hop-limit '64'
set service router-advert interface eth2 interval max '60'
set service router-advert interface eth2 interval min '3'
set service router-advert interface eth2 name-server '2001:db8:dead:beef::1'
set service router-advert interface eth2 name-server-lifetime '120'
set service router-advert interface eth2 other-config-flag
set service router-advert interface eth2 prefix ::/64 decrement-lifetime
set service router-advert interface eth2 prefix ::/64 deprecate-prefix