I created a docker network like `docker network create opt c rancher-users #k3d

Title

# k3d

polite-engineer-55788

09/27/2022, 4:43 PM

I created a docker network like

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docker network create --opt “com.docker.network.driver.mtu”=“1450"\
   “${DOCKER_NETWORK_NAME}” || true

and I thought the

cni0

on the k3d server node will have mtu set to

but I see its set to

🤔

I see the

mtu

value I set lands in

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eth0      Link encap:Ethernet  HWaddr 02:42:AC:13:00:04  
          inet addr:172.19.0.4  Bcast:172.19.255.255  Mask:255.255.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1450  Metric:1
          RX packets:1143007 errors:0 dropped:0 overruns:0 frame:0
          TX packets:214029 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:1413908903 (1.3 GiB)  TX bytes:21369811 (20.3 MiB)

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