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Update 02-compute-resources.md 

Fix the issue returns by "sysctl net.bridge.bridge-nf-call-iptables=1" in latest ubuntu versions and number the tips
pull/634/head
Thileepan Sivanantham 2020-06-14 07:49:51 +05:30 committed by GitHub
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@ -73,7 +73,7 @@ Vagrant generates a private key for each of these VMs. It is placed under the .v
## Troubleshooting Tips
If any of the VMs failed to provision, or is not configured correct, delete the vm using the command:
1. If any of the VMs failed to provision, or is not configured correct, delete the vm using the command:
`vagrant destroy <vm>`
@ -97,3 +97,11 @@ In such cases delete the VM, then delete the VM folder and then re-provision
`rmdir "<path-to-vm-folder>\kubernetes-ha-worker-2"`
`vagrant up`
2. When you try "sysctl net.bridge.bridge-nf-call-iptables=1", it would sometimes return "sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-iptables: No such file or directory" error. The below would resolve the issue.
`modprobe br_netfilter`
`sysctl -p /etc/sysctl.conf`
`net.bridge.bridge-nf-call-iptables=1`