diff --git a/configs/vanduyn/vanduyn-mdf-a8360-sw2.cfg b/configs/vanduyn/vanduyn-mdf-a8360-sw2.cfg
index 8708213..f491e17 100644
--- a/configs/vanduyn/vanduyn-mdf-a8360-sw2.cfg
+++ b/configs/vanduyn/vanduyn-mdf-a8360-sw2.cfg
@@ -51,6 +51,12 @@ object-group ip address clearpass_servers
     10 10.1.40.115
     20 10.1.40.116
     30 10.1.40.117
+object-group ip address day-enterprise-servers
+    10 10.1.230.11
+    20 10.1.40.108
+object-group ip address dns-servers
+    10 10.1.40.10
+    20 10.1.48.11
 object-group ip address dom_cont
     10 10.1.40.10
     20 10.1.40.95
@@ -58,6 +64,9 @@ object-group ip address dom_cont
     40 10.21.48.10
     50 10.1.203.21
     60 10.1.48.10
+object-group ip address ntp-servers
+    10 10.1.40.154
+    20 10.1.48.103
 object-group ip address sccm_servers
     10 10.1.48.53
     20 10.1.48.189
@@ -128,6 +137,16 @@ access-list ip Image-acl
     158 comment ClearPass_TCP_PORTS_OUT
     158 permit tcp any clearpass_servers group clearpass_tcp_ports
     160 deny any any any
+access-list ip hvac-acl
+    10 permit any 10.49.230.0/255.255.255.224 day-enterprise-servers
+    20 permit udp 10.49.230.0/255.255.255.224 dns-servers eq dns
+    30 permit udp 10.49.230.0/255.255.255.224 ntp-servers eq ntp
+    40 permit icmp 10.49.230.0/255.255.255.252 10.49.230.0/255.255.255.224
+    50 permit icmp 10.49.230.0/255.255.255.224 10.49.230.0/255.255.255.252
+    60 deny any any 10.0.0.0/255.0.0.0
+    70 deny any any 192.168.0.0/255.255.0.0
+    80 deny any any 172.16.0.0/255.240.0.0
+    90 permit tcp 10.49.230.0/255.255.255.224 any eq 587 log count
 access-list ip users-acl
     10 deny any any 192.168.0.0/255.255.0.0
     20 permit any any any