diff --git a/configs/exped/exped-mdf-4507.cfg b/configs/exped/exped-mdf-4507.cfg
index 61a82b5..ddbca92 100644
--- a/configs/exped/exped-mdf-4507.cfg
+++ b/configs/exped/exped-mdf-4507.cfg
@@ -1,9 +1,9 @@
 Building configuration...
 
-Current configuration : 30428 bytes
+Current configuration : 31032 bytes
 !
-! Last configuration change at 16:20:30 EDT Fri Jun 27 2025 by josoto73.admin
-! NVRAM config last updated at 16:20:30 EDT Fri Jun 27 2025 by josoto73.admin
+! Last configuration change at 17:25:04 EDT Tue Aug 19 2025 by estein66.admin
+! NVRAM config last updated at 17:25:36 EDT Tue Aug 19 2025 by estein66.admin
 !
 version 15.2
 no service pad
@@ -317,7 +317,7 @@ interface TenGigabitEthernet3/7
 !
 interface TenGigabitEthernet3/8
  description to Ring#1 CCF Circuit ID 157698
- switchport trunk allowed vlan 501
+ switchport trunk allowed vlan 501,511,521,531
  switchport trunk native vlan 525
  switchport mode trunk
  ip flow monitor netflow-monitor input
@@ -926,6 +926,25 @@ interface Vlan501
  description to Ring #1 CCF Service #S200288
  ip address 10.250.201.47 255.255.255.0
  ip pim sparse-mode
+ ip ospf cost 3000
+!
+interface Vlan511
+ description ring1_ct-b
+ ip address 10.254.211.47 255.255.255.0
+ ip pim sparse-mode
+ ip ospf cost 4000
+!
+interface Vlan521
+ description ring1_sh-a
+ ip address 10.254.221.47 255.255.255.0
+ ip pim sparse-mode
+ ip ospf cost 1000
+!
+interface Vlan531
+ description ring1_sh-b
+ ip address 10.254.231.47 255.255.255.0
+ ip pim sparse-mode
+ ip ospf cost 2000
 !
 router ospf 315
  router-id 47.47.47.47
@@ -934,9 +953,15 @@ router ospf 315
  area 201 range 192.168.0.0 255.255.252.0
  passive-interface default
  no passive-interface Vlan501
+ no passive-interface Vlan511
+ no passive-interface Vlan521
+ no passive-interface Vlan531
  network 10.47.230.0 0.0.0.31 area 201
  network 10.47.0.0 0.0.255.255 area 201
  network 10.250.201.47 0.0.0.0 area 0
+ network 10.254.211.47 0.0.0.0 area 0
+ network 10.254.221.47 0.0.0.0 area 0
+ network 10.254.231.47 0.0.0.0 area 0
  network 192.168.47.0 0.0.0.255 area 201
 !
 ip local policy route-map blue