diff --git a/inc/saiport.h b/inc/saiport.h
index 11a1dd6d1..89c337ebc 100644
--- a/inc/saiport.h
+++ b/inc/saiport.h
@@ -498,6 +498,15 @@ typedef enum _sai_port_interface_type_t
     /** Interface type USXGMII */
     SAI_PORT_INTERFACE_TYPE_USXGMII,
 
+    /** Interface type CEIMR */
+    SAI_PORT_INTERFACE_TYPE_CEIMR,
+
+    /** Interface type CEILR */
+    SAI_PORT_INTERFACE_TYPE_CEILR,
+
+    /** Interface type CEILR extended reach */
+    SAI_PORT_INTERFACE_TYPE_CEILR_ER,
+
     /** Interface type MAX */
     SAI_PORT_INTERFACE_TYPE_MAX,
 
diff --git a/meta/acronyms.txt b/meta/acronyms.txt
index 211c1d536..17f06d63d 100644
--- a/meta/acronyms.txt
+++ b/meta/acronyms.txt
@@ -21,6 +21,8 @@ CAUI - 100 Gigabit Attachment Unit Interface
 CB - Callback
 CBS - Committed Burst Size
 CCITT - Comite Consultatif International de Telegraphique et Telephonique
+CEILR - Common Electrical Interface Long Reach Normal
+CEIMR - Common Electrical Interface Medium Reach
 CFI - Canonical Format Indicator
 CIDR - Classless Inter Domain Routing
 CIR - Committed Information Rate