diff --git a/transporthandler.hpp b/transporthandler.hpp
new file mode 100644
index 0000000..c13e05a
--- /dev/null
+++ b/transporthandler.hpp
@@ -0,0 +1,115 @@
+#pragma once
+
+#include <cstdint>
+#include <ipmid/api-types.hpp>
+
+namespace ipmi
+{
+namespace transport
+{
+
+/** @brief IPMI LAN Parameters */
+enum class LanParam : uint8_t
+{
+    SetStatus = 0,
+    AuthSupport = 1,
+    AuthEnables = 2,
+    IP = 3,
+    IPSrc = 4,
+    MAC = 5,
+    SubnetMask = 6,
+    Gateway1 = 12,
+    Gateway1MAC = 13,
+    VLANId = 20,
+    CiphersuiteSupport = 22,
+    CiphersuiteEntries = 23,
+    cipherSuitePrivilegeLevels = 24,
+    IPFamilySupport = 50,
+    IPFamilyEnables = 51,
+    IPv6Status = 55,
+    IPv6StaticAddresses = 56,
+    IPv6DynamicAddresses = 59,
+    IPv6RouterControl = 64,
+    IPv6StaticRouter1IP = 65,
+    IPv6StaticRouter1MAC = 66,
+    IPv6StaticRouter1PrefixLength = 67,
+    IPv6StaticRouter1PrefixValue = 68,
+};
+
+/** @brief IPMI IP Origin Types */
+enum class IPSrc : uint8_t
+{
+    Unspecified = 0,
+    Static = 1,
+    DHCP = 2,
+    BIOS = 3,
+    BMC = 4,
+};
+
+/** @brief IPMI Set Status */
+enum class SetStatus : uint8_t
+{
+    Complete = 0,
+    InProgress = 1,
+    Commit = 2,
+};
+
+/** @brief IPMI Family Suport Bits */
+namespace IPFamilySupportFlag
+{
+constexpr uint8_t IPv6Only = 0;
+constexpr uint8_t DualStack = 1;
+constexpr uint8_t IPv6Alerts = 2;
+} // namespace IPFamilySupportFlag
+
+/** @brief IPMI IPFamily Enables Flag */
+enum class IPFamilyEnables : uint8_t
+{
+    IPv4Only = 0,
+    IPv6Only = 1,
+    DualStack = 2,
+};
+
+/** @brief IPMI IPv6 Dyanmic Status Bits */
+namespace IPv6StatusFlag
+{
+constexpr uint8_t DHCP = 0;
+constexpr uint8_t SLAAC = 1;
+}; // namespace IPv6StatusFlag
+
+/** @brief IPMI IPv6 Source */
+enum class IPv6Source : uint8_t
+{
+    Static = 0,
+    SLAAC = 1,
+    DHCP = 2,
+};
+
+/** @brief IPMI IPv6 Address Status */
+enum class IPv6AddressStatus : uint8_t
+{
+    Active = 0,
+    Disabled = 1,
+};
+
+namespace IPv6RouterControlFlag
+{
+constexpr uint8_t Static = 0;
+constexpr uint8_t Dynamic = 1;
+}; // namespace IPv6RouterControlFlag
+
+// LAN Handler specific response codes
+constexpr Cc ccParamNotSupported = 0x80;
+constexpr Cc ccParamSetLocked = 0x81;
+constexpr Cc ccParamReadOnly = 0x82;
+
+// VLANs are a 12-bit value
+constexpr uint16_t VLAN_VALUE_MASK = 0x0fff;
+constexpr uint16_t VLAN_ENABLE_FLAG = 0x8000;
+
+// Arbitrary v6 Address Limits to prevent too much output in ipmitool
+constexpr uint8_t MAX_IPV6_STATIC_ADDRESSES = 15;
+constexpr uint8_t MAX_IPV6_DYNAMIC_ADDRESSES = 15;
+
+} // namespace transport
+} // namespace ipmi