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docs: update OS and firewall (#12464)

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* docs: update OS and firewall

* Update setting-up-your-first-cluster.md
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Andrew Peabody 2025-08-15 17:17:06 -07:00 committed by GitHub
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docs/getting_started/setting-up-your-first-cluster.md
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@ -61,12 +61,12 @@ gcloud compute networks subnets create kubernetes \
#### Firewall Rules
Create a firewall rule that allows internal communication across all protocols.
It is important to note that the vxlan protocol has to be allowed in order for
It is important to note that the vxlan (udp) protocol has to be allowed in order for
the calico (see later) networking plugin to work.
```ShellSession
gcloud compute firewall-rules create kubernetes-the-kubespray-way-allow-internal \
--allow tcp,udp,icmp,vxlan \
--allow tcp,udp,icmp \
--network kubernetes-the-kubespray-way \
--source-ranges 10.240.0.0/24
```
@ -88,7 +88,7 @@ cluster.
### Compute Instances
The compute instances in this lab will be provisioned using [Ubuntu Server](https://www.ubuntu.com/server) 18.04.
The compute instances in this lab will be provisioned using [Ubuntu Server](https://www.ubuntu.com/server) 24.04.
Each compute instance will be provisioned with a fixed private IP address and
a public IP address (that can be fixed - see [guide](https://cloud.google.com/compute/docs/ip-addresses/reserve-static-external-ip-address)).
Using fixed public IP addresses has the advantage that our cluster node
@ -103,7 +103,7 @@ for i in 0 1 2; do
--async \
--boot-disk-size 200GB \
--can-ip-forward \
--image-family ubuntu-1804-lts \
--image-family ubuntu-2404-lts-amd64 \
--image-project ubuntu-os-cloud \
--machine-type e2-standard-2 \
--private-network-ip 10.240.0.1${i} \
@ -124,7 +124,7 @@ for i in 0 1 2; do
--async \
--boot-disk-size 200GB \
--can-ip-forward \
--image-family ubuntu-1804-lts \
--image-family ubuntu-2404-lts-amd64 \
--image-project ubuntu-os-cloud \
--machine-type e2-standard-2 \
--private-network-ip 10.240.0.2${i} \