Update demo-environment.md

Signed-off-by: Camillo Rossi <camrossi@cisco.com>

Author: camrossi

docs/demo-environment.md

@@ -2,7 +2,7 @@
 
 The Demo environment is hosted in a DMZ and ca be accessed with the following credentials:
 
-https://64.104.255.11/
+[https://64.104.255.11:8443/](https://64.104.251.186:8443/)
 
 user: `guest`
 password: `guest`
@@ -157,4 +157,4 @@ Detects and Show missing targets. This is still a bit of a work in progress and
 Display the APIC config for VLAN Pools and VMM Custom Trunk Ports in filterable tables. 
 ![alt text](images/vlans.png)
 
-[Next - Lab1](labs/lab1.md)
+[Next - Lab1](labs/lab1.md)