diff --git a/device-types/Ross/Ultrix-FR1.yaml b/device-types/Ross/Ultrix-FR1.yaml
index cdfcac66..a54085b0 100644
--- a/device-types/Ross/Ultrix-FR1.yaml
+++ b/device-types/Ross/Ultrix-FR1.yaml
@@ -17,11 +17,81 @@ interfaces:
   - name: ENET 2
     type: 1000base-t
     mgmt_only: true
+  - name: slot2.AUXA-in
+    type: other
+  - name: slot2.AUXA-Out
+    type: other
+  - name: slot2.AUXB-in
+    type: other
+  - name: slot2.AUXB-Out
+    type: other
+  - name: slot2.in[1]
+    type: other
+  - name: slot2.out[1]
+    type: other
+  - name: slot2.in[2]
+    type: other
+  - name: slot2.out[2]
+    type: other
+  - name: slot2.in[3]
+    type: other
+  - name: slot2.out[3]
+    type: other
+  - name: slot2.in[4]
+    type: other
+  - name: slot2.out[4]
+    type: other
+  - name: slot2.in[5]
+    type: other
+  - name: slot2.out[5]
+    type: other
+  - name: slot2.in[6]
+    type: other
+  - name: slot2.out[6]
+    type: other
+  - name: slot2.in[7]
+    type: other
+  - name: slot2.out[7]
+    type: other
+  - name: slot2.in[8]
+    type: other
+  - name: slot2.out[8]
+    type: other
+  - name: slot2.in[9]
+    type: other
+  - name: slot2.out[9]
+    type: other
+  - name: slot2.in[10]
+    type: other
+  - name: slot2.out[10]
+    type: other
+  - name: slot2.in[11]
+    type: other
+  - name: slot2.out[11]
+    type: other
+  - name: slot2.in[12]
+    type: other
+  - name: slot2.out[12]
+    type: other
+  - name: slot2.in[13]
+    type: other
+  - name: slot2.out[13]
+    type: other
+  - name: slot2.in[14]
+    type: other
+  - name: slot2.out[14]
+    type: other
+  - name: slot2.in[15]
+    type: other
+  - name: slot2.out[15]
+    type: other
+  - name: slot2.in[16]
+    type: other
+  - name: slot2.out[16]
+    type: other
 module-bays:
   - name: Slot 1
     position: '1'
-  - name: Slot 2 MIOB
-    position: '2'
 power-ports:
   - name: PWR1
     type: dc-terminal
diff --git a/device-types/Ross/Ultrix-FR2.yaml b/device-types/Ross/Ultrix-FR2.yaml
index f024dd87..686b2ba8 100644
--- a/device-types/Ross/Ultrix-FR2.yaml
+++ b/device-types/Ross/Ultrix-FR2.yaml
@@ -17,6 +17,78 @@ interfaces:
   - name: ENET 2
     type: 1000base-t
     mgmt_only: true
+  - name: slot4.AUXA-in
+    type: other
+  - name: slot4.AUXA-Out
+    type: other
+  - name: slot4.AUXB-in
+    type: other
+  - name: slot4.AUXB-Out
+    type: other
+  - name: slot4.in[1]
+    type: other
+  - name: slot4.out[1]
+    type: other
+  - name: slot4.in[2]
+    type: other
+  - name: slot4.out[2]
+    type: other
+  - name: slot4.in[3]
+    type: other
+  - name: slot4.out[3]
+    type: other
+  - name: slot4.in[4]
+    type: other
+  - name: slot4.out[4]
+    type: other
+  - name: slot4.in[5]
+    type: other
+  - name: slot4.out[5]
+    type: other
+  - name: slot4.in[6]
+    type: other
+  - name: slot4.out[6]
+    type: other
+  - name: slot4.in[7]
+    type: other
+  - name: slot4.out[7]
+    type: other
+  - name: slot4.in[8]
+    type: other
+  - name: slot4.out[8]
+    type: other
+  - name: slot4.in[9]
+    type: other
+  - name: slot4.out[9]
+    type: other
+  - name: slot4.in[10]
+    type: other
+  - name: slot4.out[10]
+    type: other
+  - name: slot4.in[11]
+    type: other
+  - name: slot4.out[11]
+    type: other
+  - name: slot4.in[12]
+    type: other
+  - name: slot4.out[12]
+    type: other
+  - name: slot4.in[13]
+    type: other
+  - name: slot4.out[13]
+    type: other
+  - name: slot4.in[14]
+    type: other
+  - name: slot4.out[14]
+    type: other
+  - name: slot4.in[15]
+    type: other
+  - name: slot4.out[15]
+    type: other
+  - name: slot4.in[16]
+    type: other
+  - name: slot4.out[16]
+    type: other
 module-bays:
   - name: Slot 1
     position: '1'
@@ -24,8 +96,6 @@ module-bays:
     position: '2'
   - name: Slot 3
     position: '3'
-  - name: Slot 4
-    position: '4'
 power-ports:
   - name: PWR1
     type: dc-terminal
diff --git a/module-types/Ross/Ultrix-IPX-IO.yaml b/module-types/Ross/Ultrix-IPX-IO.yaml
index 8af68fbd..fdd3e5b1 100644
--- a/module-types/Ross/Ultrix-IPX-IO.yaml
+++ b/module-types/Ross/Ultrix-IPX-IO.yaml
@@ -4,6 +4,22 @@ model: ULTRIX-IPX-IO
 part_number: ULTRIX-IPX-IO
 description: The Ultrix IPX-IO cards are designed to seamlessly integrate SMPTE ST-2110 IP streams into the Ultrix platform.
 interfaces:
+  - name: slot{module}.AUXA-in[1]
+    type: other
+  - name: slot{module}.AUXA-out[1]
+    type: other
+  - name: slot{module}.AUXB-in[1]
+    type: other
+  - name: slot{module}.AUXB-out[1]
+    type: other
+  - name: slot{module}.AUXC-in[1]
+    type: other
+  - name: slot{module}.AUXC-out[1]
+    type: other
+  - name: slot{module}.AUXD-in[1]
+    type: other
+  - name: slot{module}.AUXD-out[1]
+    type: other
   - name: eth{module}1
     label: '1'
     type: 100gbase-x-qsfp28
diff --git a/module-types/Ross/Ultrix-MODX-IO.yaml b/module-types/Ross/Ultrix-MODX-IO.yaml
new file mode 100644
index 00000000..a652323b
--- /dev/null
+++ b/module-types/Ross/Ultrix-MODX-IO.yaml
@@ -0,0 +1,85 @@
+---
+manufacturer: Ross
+model: ULTRIX-MODX-IO
+part_number: ULTRIX-MODX-IO
+interfaces:
+  - name: slot{module}.AUXA-in[1]
+    type: other
+  - name: slot{module}.AUXA-out[1]
+    type: other
+  - name: slot{module}.AUXB-in[1]
+    type: other
+  - name: slot{module}.AUXB-out[1]
+    type: other
+  - name: slot{module}.AUXC-in[1]
+    type: other
+  - name: slot{module}.AUXC-out[1]
+    type: other
+  - name: slot{module}.AUXD-in[1]
+    type: other
+  - name: slot{module}.AUXD-out[1]
+    type: other
+  - name: slot{module}.MOD1-in[1]
+    type: other
+  - name: slot{module}.MOD1-out[1]
+    type: other
+  - name: slot{module}.MOD1-in[2]
+    type: other
+  - name: slot{module}.MOD1-out[2]
+    type: other
+  - name: slot{module}.MOD1-in[3]
+    type: other
+  - name: slot{module}.MOD1-out[3]
+    type: other
+  - name: slot{module}.MOD1-in[4]
+    type: other
+  - name: slot{module}.MOD1-out[4]
+    type: other
+  - name: slot{module}.MOD2-in[1]
+    type: other
+  - name: slot{module}.MOD2-out[1]
+    type: other
+  - name: slot{module}.MOD2-in[2]
+    type: other
+  - name: slot{module}.MOD2-out[2]
+    type: other
+  - name: slot{module}.MOD2-in[3]
+    type: other
+  - name: slot{module}.MOD2-out[3]
+    type: other
+  - name: slot{module}.MOD2-in[4]
+    type: other
+  - name: slot{module}.MOD2-out[4]
+    type: other
+  - name: slot{module}.MOD3-in[1]
+    type: other
+  - name: slot{module}.MOD3-out[1]
+    type: other
+  - name: slot{module}.MOD3-in[2]
+    type: other
+  - name: slot{module}.MOD3-out[2]
+    type: other
+  - name: slot{module}.MOD3-in[3]
+    type: other
+  - name: slot{module}.MOD3-out[3]
+    type: other
+  - name: slot{module}.MOD3-in[4]
+    type: other
+  - name: slot{module}.MOD3-out[4]
+    type: other
+  - name: slot{module}.MOD4-in[1]
+    type: other
+  - name: slot{module}.MOD4-out[1]
+    type: other
+  - name: slot{module}.MOD4-in[2]
+    type: other
+  - name: slot{module}.MOD4-out[2]
+    type: other
+  - name: slot{module}.MOD4-in[3]
+    type: other
+  - name: slot{module}.MOD4-out[3]
+    type: other
+  - name: slot{module}.MOD4-in[4]
+    type: other
+  - name: slot{module}.MOD4-out[4]
+    type: other