diff --git a/CMakeLists.txt b/CMakeLists.txt
index e8be967..d8b59f6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -78,7 +78,8 @@
 
 add_library (zampoemcmds
              SHARED
-             src/bridgingcommands.cpp)
+             src/bridgingcommands.cpp
+             src/appcommands.cpp)
 
 set_target_properties (zampoemcmds PROPERTIES VERSION "0.1.0")
 set_target_properties (zampoemcmds PROPERTIES SOVERSION "0")
diff --git a/src/appcommands.cpp b/src/appcommands.cpp
new file mode 100644
index 0000000..4d02352
--- /dev/null
+++ b/src/appcommands.cpp
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2018-2021 Ampere Computing LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <phosphor-logging/log.hpp>
+#include <ipmid/api.hpp>
+#include <ipmid/sessiondef.hpp>
+#include <ipmid/sessionhelper.hpp>
+#include <ipmid/types.hpp>
+#include <ipmid/utils.hpp>
+
+auto ipmiAppGetSiCapabilities(uint8_t sysIfcType)
+    -> ipmi::RspType<uint8_t, uint8_t, uint8_t, uint8_t>
+{
+    uint8_t reserved = 0x00;
+    uint8_t tranSupport;
+    uint8_t inputMsgSize;
+    uint8_t outputMsgSize;
+    switch (sysIfcType & 0xF)
+    {
+        case 0:
+            //SSIF
+            // multi-part read/write supported. Start, Middle, and End
+            // transactions supported. PEC supported.
+            tranSupport = 0x88;
+            inputMsgSize = 0xff;
+            outputMsgSize = 0xff -3; //minus 3 is to drop len, netfn, lun, cmd
+            break;
+        case 1:
+        case 2:
+            //KCS or SMIC
+            tranSupport = 0x00;
+            inputMsgSize = 0xff;
+            break;
+        default:
+            return ipmi::responseInvalidFieldRequest();
+    }
+
+    return ipmi::responseSuccess(reserved, tranSupport, inputMsgSize,
+                                 outputMsgSize);
+}
+
+void registerAppFunctions() __attribute__((constructor));
+void registerAppFunctions()
+{
+    // <Get System Interface Capabilities>
+    ipmi::registerHandler(ipmi::prioOpenBmcBase, ipmi::netFnApp,
+                          ipmi::app::cmdGetSystemIfCapabilities,
+                          ipmi::Privilege::User, ipmiAppGetSiCapabilities);
+
+}
+
+