Hands-on Lab·Red Hat Certified System Administrator
IPv6 Network Configuration
The other half of the addresses objective. Everything from the IPv4 guide applies with `ipv6.` in place of `ipv4.`, so this is short - and the one thing worth noticing is the link-local address that appears without being asked for.
Basic Networking Guide 49 of 67 Intermediate
- OSRHEL 10.0 (Coughlan)
- Kernel6.12.0-55.9.1.el10_0
- dnf4.20.0
- Flatpak1.16.0
- TimeAbout 10 min
- Reviewed23 August 2026
Written against the versions above. `ipv6.method` has more values than IPv4's: `auto` (router advertisements), `dhcp`, `manual`, `link-local`, `shared`, `ignore` and `disabled`. `auto` is the default and is why an interface has an IPv6 address on a network you thought was IPv4 only.
| Server Name | IP Address | OS | Roles | CPU | RAM | HDD |
|---|---|---|---|---|---|---|
| RHCSA-A01 | 192.168.0.31 | RHEL 10.0 (Coughlan) | Practice node (graded) - spare /dev/sda | 2 Core | 4 GB | 50 GB + 15 GB |
Before you start
- A sudo-capable account.
- Every address change on this page is made on a dummy interface, not on the machine's real one. Reconfiguring the interface you are connected through is the one operation here that cannot be undone remotely.
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Setting an address