Wir untersuchen das Router Advertisment
Die ICMPv6 Typen
- Typ 133: Router Solicitation (RS)
Gesendet von einem Host, um Router um Router Advertisement zu bitten.
- Typ 134: Router Advertisement (RA)
Gesendet von einem Router, um Netzwerkkonfigurationsinformationen an Hosts zu verteilen.
Wireshark Display Filter
- icmpv6.type == 133 or icmpv6.type == 134
GigabitEthernet2 mit abgeschaltetem Router Advertisment
interface GigabitEthernet2
description lan
ip address 192.168.45.2 255.255.255.0
negotiation auto
ipv6 address 2A02:24D8:71:3035::2/64
ipv6 ns prefix default no-advertise
ipv6 nd ra suppress all
end
GigabitEthernet2 mit akiven Router Advertisment
interface GigabitEthernet2
description lan
ip address 192.168.45.2 255.255.255.0
ipv6 address 2A02:24D8:71:2445::2/64
end
GigabitEthernet2 mit DHCPv6 und DNS Delegation
DHCPv6
ipv6 dhcp pool DHCPv6-Pool
address prefix 2A02:24D8:71:3035::/64
dns-server 2A02:24D8:71:3034::1
domain-name xinmen.de
interface GigabitEthernet2
ip address 192.168.45.2 255.255.255.0
ipv6 address 2A02:24D8:71:3035::2/64
ipv6 dhcp server DHCPv6-Pool
end
Wiresharkfilter
- icmpv6.type == 133 or icmpv6.type == 134 or udp.port == 547 or udp.port == 546