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-rw-r--r--etc/systemd/network/10-cloud-init-eth0.network29
1 files changed, 18 insertions, 11 deletions
diff --git a/etc/systemd/network/10-cloud-init-eth0.network b/etc/systemd/network/10-cloud-init-eth0.network
index e1e0bd2d..f98222e3 100644
--- a/etc/systemd/network/10-cloud-init-eth0.network
+++ b/etc/systemd/network/10-cloud-init-eth0.network
@@ -1,21 +1,28 @@
-[Address]
-Address=2606:a8c0:3:773::a/64
+# not fully understood
+# https://unix.stackexchange.com/q/509430/
+# man `systemd.network`
+# https://superuser.com/q/1562380
+# https://docs.netgate.com/pfsense/en/latest/network/ipv6/subnets.html
-[Address]
-Address=2606:a8c0:3::75f/128
+[Match]
+Name=eth0
[Address]
Address=38.175.201.185/22
-[Match]
-MACAddress=00:46:d3:d8:15:5d
-Name=eth0
+[Address]
+# ...:1/64 also works, but I use ...:a/64 because crunchbits panel reverse DNS support this address
+Address=2606:a8c0:3:773::a/64
+# use the following will not need GatewayOnLink=yes in [Route] section, but I'm not sure if it is correct, I'm not sure if those ips could be accessed without gateway, more see https://superuser.com/q/1562380
+#Address=2606:a8c0:3:773::a/48
-[Network]
-DHCP=no
-DNS=9.9.9.9 1.1.1.1 2620:fe::fe 2620:fe::9
+[Address]
+Address=2606:a8c0:3::75f/128
[Route]
-Gateway=2606:a8c0:3::1
Gateway=38.175.200.1
+[Route]
+Gateway=2606:a8c0:3::1
+# GatewayOnLink=yes needed for 2606:a8c0:3::1 gateway, maybe because 2606:a8c0:3::1 is not in the same subnet as 2606:a8c0:3:38d::a/64? see: https://serverfault.com/q/814419
+GatewayOnLink=yes