diff --git a/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/ConnectionEvent.aidl b/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/ConnectionEvent.aidl
index eedb8edefa..1529512695 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/ConnectionEvent.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/ConnectionEvent.aidl
@@ -42,9 +42,13 @@ enum ConnectionEvent {
   NAS_SIGNALLING_LTE = 4,
   AS_SIGNALLING_LTE = 5,
   VOLTE_SIP = 6,
-  VOLTE_RTP = 7,
-  NAS_SIGNALLING_5G = 8,
-  AS_SIGNALLING_5G = 9,
-  VONR_SIP = 10,
-  VONR_RTP = 11,
+  VOLTE_SIP_SOS = 7,
+  VOLTE_RTP = 8,
+  VOLTE_RTP_SOS = 9,
+  NAS_SIGNALLING_5G = 10,
+  AS_SIGNALLING_5G = 11,
+  VONR_SIP = 12,
+  VONR_SIP_SOS = 13,
+  VONR_RTP = 14,
+  VONR_RTP_SOS = 15,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/SecurityAlgorithm.aidl b/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/SecurityAlgorithm.aidl
index c590d2bede..c3333bf190 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/SecurityAlgorithm.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.network/current/android/hardware/radio/network/SecurityAlgorithm.aidl
@@ -57,6 +57,7 @@ enum SecurityAlgorithm {
   NEA1 = 56,
   NEA2 = 57,
   NEA3 = 58,
+  SIP_NO_IPSEC_CONFIG = 66,
   IMS_NULL = 67,
   SIP_NULL = 68,
   AES_GCM = 69,
@@ -66,6 +67,7 @@ enum SecurityAlgorithm {
   AES_EDE3_CBC = 73,
   HMAC_SHA1_96 = 74,
   HMAC_MD5_96 = 75,
+  RTP = 85,
   SRTP_NULL = 86,
   SRTP_AES_COUNTER = 87,
   SRTP_AES_F8 = 88,
diff --git a/radio/aidl/android/hardware/radio/network/ConnectionEvent.aidl b/radio/aidl/android/hardware/radio/network/ConnectionEvent.aidl
index 2e39ebf791..d5f367f646 100644
--- a/radio/aidl/android/hardware/radio/network/ConnectionEvent.aidl
+++ b/radio/aidl/android/hardware/radio/network/ConnectionEvent.aidl
@@ -42,14 +42,20 @@ enum ConnectionEvent {
     AS_SIGNALLING_LTE = 5,
 
     // VoLTE
+    // Note: emergency calls could use either normal or SOS (emergency) PDN in practice
     VOLTE_SIP = 6,
-    VOLTE_RTP = 7,
+    VOLTE_SIP_SOS = 7,
+    VOLTE_RTP = 8,
+    VOLTE_RTP_SOS = 9,
 
     // 5G packet services
-    NAS_SIGNALLING_5G = 8,
-    AS_SIGNALLING_5G = 9,
+    NAS_SIGNALLING_5G = 10,
+    AS_SIGNALLING_5G = 11,
 
     // VoNR
-    VONR_SIP = 10,
-    VONR_RTP = 11,
+    // Note: emergency calls could use either normal or SOS (emergency) PDN in practice
+    VONR_SIP = 12,
+    VONR_SIP_SOS = 13,
+    VONR_RTP = 14,
+    VONR_RTP_SOS = 15
 }
diff --git a/radio/aidl/android/hardware/radio/network/SecurityAlgorithm.aidl b/radio/aidl/android/hardware/radio/network/SecurityAlgorithm.aidl
index 19feeeff59..01f732738b 100644
--- a/radio/aidl/android/hardware/radio/network/SecurityAlgorithm.aidl
+++ b/radio/aidl/android/hardware/radio/network/SecurityAlgorithm.aidl
@@ -60,7 +60,11 @@ enum SecurityAlgorithm {
     NEA3 = 58,
 
     // IMS and SIP layer security (See 3GPP TS 33.203)
+    // No IPsec config
+    SIP_NO_IPSEC_CONFIG = 66,
     IMS_NULL = 67,
+
+    // Has IPsec config
     SIP_NULL = 68,
     AES_GCM = 69,
     AES_GMAC = 70,
@@ -70,7 +74,10 @@ enum SecurityAlgorithm {
     HMAC_SHA1_96 = 74,
     HMAC_MD5_96 = 75,
 
-    // RTP (see 3GPP TS 33.328)
+    // RTP and SRTP (see 3GPP TS 33.328)
+    // When SRTP is not being used
+    RTP = 85,
+    // When SRTP is available and used
     SRTP_NULL = 86,
     SRTP_AES_COUNTER = 87,
     SRTP_AES_F8 = 88,