diff --git a/cmake_targets/tools/MODULES/Findxran.cmake b/cmake_targets/tools/MODULES/Findxran.cmake
index 961efc4e38..39f0ffeb75 100644
--- a/cmake_targets/tools/MODULES/Findxran.cmake
+++ b/cmake_targets/tools/MODULES/Findxran.cmake
@@ -101,17 +101,16 @@ endif()
 
 file(STRINGS ${xran_VERSION_FILE} xran_VERSION_LINE REGEX "^#define[ \t]+VERSIONX[ \t]+\"[a-z_.0-9]+\"$")
 string(REGEX REPLACE "^#define[ \t]+VERSIONX[ \t]+\"([a-z_.0-9]+)\"$" "\\1" xran_VERSION_STRING "${xran_VERSION_LINE}")
-message(STATUS "Found xran release ${xran_VERSION_STRING}")
-set(xran_VERSION "NOTFOUND")
-if (xran_VERSION_STRING STREQUAL "oran_e_maintenance_release_v1.0")
-  set(xran_VERSION 5.1.0)
-elseif (xran_VERSION_STRING STREQUAL "oran_e_maintenance_release_v1.1")
-  set(xran_VERSION 5.1.1)
-elseif (xran_VERSION_STRING STREQUAL "oran_e_maintenance_release_v1.2")
-  set(xran_VERSION 5.1.2)
-elseif (xran_VERSION_STRING STREQUAL "oran_e_maintenance_release_v1.3")
-  set(xran_VERSION 5.1.3)
+if (xran_VERSION_STRING MATCHES "^oran_e_maintenance_release_v")
+  string(REGEX REPLACE "oran_e_maintenance_release_v([0-9]+).([0-9]+)" "5.\\1.\\2" xran_VERSION ${xran_VERSION_STRING})
+elseif(xran_VERSION_STRING MATCHES "^oran_f_release_v")
+  string(REGEX REPLACE "oran_f_release_v([0-9]+).([0-9]+)" "6.\\1.\\2" xran_VERSION ${xran_VERSION_STRING})
+elseif(xran_VERSION_STRING MATCHES "^oran_bronze_release_v")
+  string(REGEX REPLACE "oran_bronze_release_v([0-9]+).([0-9]+)" "2.\\1.\\2" xran_VERSION ${xran_VERSION_STRING})
+else()
+  message(FATAL_ERROR "unrecognized xran version string: ${xran_VERSION_STRING}")
 endif()
+message(STATUS "Found xran release ${xran_VERSION_STRING} (v${xran_VERSION})")
 unset(xran_VERSION_LINE)
 unset(xran_VERSION_STRING)
 unset(xran_VERSION_FILE)
diff --git a/cmake_targets/tools/oran_fhi_integration_patches/E/oaioran_E.patch b/cmake_targets/tools/oran_fhi_integration_patches/E/oaioran_E.patch
index a40aefac2b..e1915cd996 100644
--- a/cmake_targets/tools/oran_fhi_integration_patches/E/oaioran_E.patch
+++ b/cmake_targets/tools/oran_fhi_integration_patches/E/oaioran_E.patch
@@ -1,5 +1,5 @@
 diff --git a/fhi_lib/app/src/common.h b/fhi_lib/app/src/common.h
-index 7508117..0dbe0bd 100644
+index 7508117..ce17ebd 100644
 --- a/fhi_lib/app/src/common.h
 +++ b/fhi_lib/app/src/common.h
 @@ -28,7 +28,7 @@
@@ -7,7 +7,7 @@ index 7508117..0dbe0bd 100644
  #include <rte_mbuf.h>
  
 -#define VERSIONX                "oran_e_maintenance_release_v1.0"
-+#define VERSIONX                "oran_e_maintenance_release_v1.3"
++#define VERSIONX                "oran_e_maintenance_release_v1.4"
  
  #define APP_O_DU  0
  #define APP_O_RU  1
@@ -136,9 +136,20 @@ index 7d3afc5..e2f1f21 100644
  inline int xran_prepare_iq_symbol_portion(
                          struct rte_mbuf *mbuf,
 diff --git a/fhi_lib/lib/ethernet/ethdi.c b/fhi_lib/lib/ethernet/ethdi.c
-index b6ba257..b53325f 100644
+index b6ba257..1618f65 100644
 --- a/fhi_lib/lib/ethernet/ethdi.c
 +++ b/fhi_lib/lib/ethernet/ethdi.c
+@@ -326,8 +326,8 @@ xran_ethdi_init_dpdk_io(char *name, const struct xran_io_cfg *io_cfg,
+     char bbdev_wdev[32]   = "";
+     char bbdev_vdev[32]   = "";
+     char iova_mode[32]    = "--iova-mode=pa";
+-    char socket_mem[32]   = "--socket-mem=8192";
+-    char socket_limit[32] = "--socket-limit=8192";
++    char socket_mem[32]   = "--socket-mem=0";
++    char socket_limit[32] = "--socket-limit=0";
+     char ring_name[32]    = "";
+     int32_t xran_port = -1;
+     portid_t port_id;
 @@ -335,6 +335,7 @@ xran_ethdi_init_dpdk_io(char *name, const struct xran_io_cfg *io_cfg,
      uint16_t count;
  
@@ -183,7 +194,7 @@ index e6d3067..8e0abee 100644
  static int16_t saturateAbs(int16_t inVal)
  {
 diff --git a/fhi_lib/lib/src/xran_bfp_uplane.cpp b/fhi_lib/lib/src/xran_bfp_uplane.cpp
-index a345df4..109b05a 100644
+index a345df4..2a94e01 100644
 --- a/fhi_lib/lib/src/xran_bfp_uplane.cpp
 +++ b/fhi_lib/lib/src/xran_bfp_uplane.cpp
 @@ -90,7 +90,7 @@ namespace BFP_UPlane
diff --git a/doc/ORAN_FHI7.2_Tutorial.md b/doc/ORAN_FHI7.2_Tutorial.md
index 0a4036423b..a7bfe56a0b 100644
--- a/doc/ORAN_FHI7.2_Tutorial.md
+++ b/doc/ORAN_FHI7.2_Tutorial.md
@@ -783,6 +783,12 @@ Edit the sample OAI gNB configuration file and check following parameters:
   * `ru_addr`: RU C- and U-plane MAC-addresses (format `UU:VV:WW:XX:YY:ZZ`,
     hexadecimal numbers)
   * `mtu`: Maximum Transmission Unit for the RU, specified by RU vendor
+  * `dpdk_mem_size`: the huge page size that should be pre-allocated by DPDK
+    _for NUMA node 0_; by default, this is 8192 MiB (corresponding to 8 huge
+    pages à 1024 MiB each, see above). In the current implementation, you
+    cannot preallocate memory on NUMA nodes other than 0; in this case, set
+    this to 0 (no pre-allocation) and so that DPDK will allocate it on-demand
+    on the right NUMA node.
   * `fh_config`: parameters that need to match RU parameters
     * timing parameters (starting with `T`) depend on the RU: `Tadv_cp_dl` is a
       single number, the rest pairs of numbers `(x, y)` specifying minimum and
diff --git a/radio/fhi_72/CMakeLists.txt b/radio/fhi_72/CMakeLists.txt
index 5794848afd..2f1b0a356e 100644
--- a/radio/fhi_72/CMakeLists.txt
+++ b/radio/fhi_72/CMakeLists.txt
@@ -9,7 +9,7 @@ endif()
 pkg_check_modules(dpdk REQUIRED libdpdk)
 pkg_check_modules(numa REQUIRED numa)
 
-find_package(xran 5.1.3 EXACT REQUIRED) # E release -> 5
+find_package(xran 5.1.4 EXACT REQUIRED) # E release -> 5
 
 # Ignore xran-specific warning: we don't care/can't change the following warning, so suppress
 # alignment 1 of 'struct XYZ' is less than 2
diff --git a/radio/fhi_72/oran-config.c b/radio/fhi_72/oran-config.c
index ddee538dfd..2973fdc2b0 100644
--- a/radio/fhi_72/oran-config.c
+++ b/radio/fhi_72/oran-config.c
@@ -498,7 +498,7 @@ static bool set_fh_io_cfg(struct xran_io_cfg *io_cfg, const paramdef_t *fhip, in
   //io_cfg->bbdev_dev = NULL;
   io_cfg->bbdev_mode = XRAN_BBDEV_NOT_USED; // none
   io_cfg->dpdkIoVaMode = 0; /* IOVA mode */
-  io_cfg->dpdkMemorySize = 0; /* DPDK memory size */
+  io_cfg->dpdkMemorySize = *gpd(fhip, nump, ORAN_CONFIG_DPDK_MEM_SIZE)->uptr;
   io_cfg->core = *gpd(fhip, nump, ORAN_CONFIG_IO_CORE)->iptr;
   io_cfg->system_core = *gpd(fhip, nump, ORAN_CONFIG_SYSTEM_CORE)->iptr;
   io_cfg->pkt_proc_core = get_u64_mask(gpd(fhip, nump, ORAN_CONFIG_WORKER_CORES));
diff --git a/radio/fhi_72/oran-params.h b/radio/fhi_72/oran-params.h
index c7e17ea42a..ff8058f9ca 100644
--- a/radio/fhi_72/oran-params.h
+++ b/radio/fhi_72/oran-params.h
@@ -37,6 +37,7 @@
 #define ORAN_CONFIG_FILE_PREFIX "file_prefix"
 #define ORAN_CONFIG_NETHPERPORT "eth_lines"
 #define ORAN_CONFIG_NETHSPEED "eth_speed"
+#define ORAN_CONFIG_DPDK_MEM_SIZE "dpdk_mem_size"
 
 // clang-format off
 // TODO: PCI addr check
@@ -52,6 +53,7 @@
   {ORAN_CONFIG_FILE_PREFIX,     "DPDK file-prefix\n",                       0,                   .strptr=NULL,     .defstrval="wls_0",  TYPE_STRING,     0}, \
   {ORAN_CONFIG_NETHPERPORT,     "number of links per port\n",               0,                   .uptr=NULL,       .defuintval=1,       TYPE_UINT,       0}, \
   {ORAN_CONFIG_NETHSPEED,       "ethernet speed link\n",                    0,                   .uptr=NULL,       .defuintval=10,      TYPE_UINT,       0}, \
+  {ORAN_CONFIG_DPDK_MEM_SIZE,   "DPDK huge page pre-allocation in MiB\n",   0,                   .uptr=NULL,       .defuintval=8192,    TYPE_UINT,       0}, \
 }
 // clang-format on