diff --git a/configs/ct/ct-noc-a8325-b.cfg b/configs/ct/ct-noc-a8325-b.cfg
index 9f1d99d..8cf4ad1 100644
--- a/configs/ct/ct-noc-a8325-b.cfg
+++ b/configs/ct/ct-noc-a8325-b.cfg
@@ -1996,6 +1996,13 @@ interface vlan 508
     no ip ospf passive
     ip ospf cost 1000
     ip pim-sparse enable
+interface vlan 509
+    description Ring #9 | CCF-ADVA-xxxxxx-ENET PORT5 | SYRCNYxxxx
+    ip address 10.25.209.251/24
+    ip ospf 1 area 0.0.0.0
+    no ip ospf passive
+    ip ospf cost 9000
+    ip pim-sparse enable
 interface vlan 511
     description Ring #1 | CCF-MRV-155777-ENET PORT6 | SYRCNYG4M81
     shutdown