Update Proxmox/ThunderboltNetwork.md

Proxmox/ThunderboltNetwork.md

@@ -90,6 +90,7 @@ systemctl restart frr
 ```
 
 Make sure interface is coming up!
+Idea coming from here => https://gist.github.com/scyto/67fdc9a517faefa68f730f82d7fa3570?permalink_comment_id=5077802#gistcomment-5077802
 ```python
 tee -a /usr/local/bin/restart-frr.sh <<EOF
 #!/bin/sh
@@ -114,6 +115,7 @@ exit 1;
 EOF
 chmod +x /usr/local/bin/restart-frr.sh
 
+# create systemd service and make it autoboot
 tee -a /etc/systemd/system/frr-restarter.service <<EOF
 [Unit]
 After=network.target