1 minute read (69 words).
How to suppress IPv6 RA on Cisco and Cisco Nexus
Servers have a habit of automatically configuring IPv6 when an interface is added to a VLAN or Port though SLAAC. This is useful for client networks but not so useful for servers.
It is possible to suppress RA messages to prevent this from a Cisco router interface.
interface Vlan100 ipv6 nd ra suppress all
The command is slightly different on a Cisco Nexus.
interface Vlan200 ipv6 nd ra suppress
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