diff --git a/IT/Making nginx forward VPN and https traffic on tcp 443.md b/IT/Making nginx forward VPN and https traffic on tcp 443.md
index 8877366..9ced339 100644
--- a/IT/Making nginx forward VPN and https traffic on tcp 443.md	
+++ b/IT/Making nginx forward VPN and https traffic on tcp 443.md	
@@ -37,4 +37,16 @@ Following <https://www.computernetworkingnotes.com/linux-tutorials/how-to-config
 ```
 sudo ip addr add 192.168.0.8/24 dev enX0
 ```
-`192.168.0.8`
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+`192.168.0.8` is an unused IP outside of the DHCP pool range, and the command completed without errors.
+
+```
+arc@apollo-vm:/etc/nginx$ sudo ip addr show enX0
+2: enX0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
+    link/ether b2:0e:72:85:fe:8e brd ff:ff:ff:ff:ff:ff
+    inet 192.168.0.6/24 brd 192.168.0.255 scope global dynamic enX0
+       valid_lft 412sec preferred_lft 412sec
+    inet 192.168.0.8/24 scope global secondary enX0
+       valid_lft forever preferred_lft forever
+    inet6 fe80::b00e:72ff:fe85:fe8e/64 scope link
+       valid_lft forever preferred_lft forever
+```
\ No newline at end of file