diff --git a/aosp/frameworks/base/core/res/res/values/config.xml b/aosp/frameworks/base/core/res/res/values/config.xml
index 9bd80b0b5c3292b73e9e9236a62a0380354a4764..08e7bed644ac3c016f8f29d16a98843abac5c973 100644
--- a/aosp/frameworks/base/core/res/res/values/config.xml
+++ b/aosp/frameworks/base/core/res/res/values/config.xml
@@ -2256,7 +2256,7 @@
          PackageManager.FEATURE_TELEPHONY system feature, which is
          available on *any* device with a telephony radio, even if the
          device is data-only. -->
-    <bool name="config_voice_capable">false</bool>
+    <bool name="config_voice_capable">true</bool>
 
     <!-- Flag indicating whether all audio streams should be mapped to
          one single stream. If true, all audio streams are mapped to
@@ -2313,7 +2313,7 @@
 
          Note: Disable SMS also disable voicemail waiting sms,
                cell broadcasting sms, and MMS. -->
-    <bool name="config_sms_capable">false</bool>
+    <bool name="config_sms_capable">true</bool>
 
     <!-- Default SMS Application. This will be the default SMS application when
          the phone first boots. The user can then change the default app to one
@@ -2341,7 +2341,7 @@
          If true, this means that the device supports data connectivity through
          the telephony network.
          This can be overridden to false for devices that support voice and/or sms . -->
-    <bool name="config_mobile_data_capable">false</bool>
+    <bool name="config_mobile_data_capable">true</bool>
 
     <!-- Default web browser.  This is the package name of the application that will
          be the default browser when the device first boots.  Afterwards the user
diff --git a/aosp/vendor/common/apex/Android.bp b/aosp/vendor/common/apex/Android.bp
new file mode 100644
index 0000000000000000000000000000000000000000..3448b526990c61d96d0fcbecc65642f09ad5aa87
--- /dev/null
+++ b/aosp/vendor/common/apex/Android.bp
@@ -0,0 +1,26 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+prebuilt_etc {
+    name: "com.google.rild.xml",
+    src: ":libril-modem-lib-manifests",
+    sub_dir: "vintf/manifest",
+    vendor: true,
+}
+
+prebuilt_apex {
+    name: "com.google.rild.apex",
+    arch: {
+        arm64: {
+            src: "com.google.rild.apex",
+        },
+    },
+    filename: "com.google.rild.apex",
+    overrides: [
+        "libril",
+        "libreference-ril",
+        "rild",
+    ],
+}
+
diff --git a/aosp/vendor/common/prebuild/Android.bp b/aosp/vendor/common/prebuild/Android.bp
index 80fc7a668a5e921c7a62f2998de1c851f85473cc..2a9e6c9a5bf3d6075b2f58a894daaab0b4db0a62 100644
--- a/aosp/vendor/common/prebuild/Android.bp
+++ b/aosp/vendor/common/prebuild/Android.bp
@@ -98,3 +98,20 @@ cc_prebuilt_library_shared {
         "vmi-gnss-service-aidl-V2-ndk",
     ],
 }
+
+prebuilt_etc {
+    name: "cph_iccprofile_sim0.xml",
+    vendor: true,
+    src: "system/vendor/etc/modem/iccprofile_for_sim0.xml",
+    filename: "iccprofile_for_sim0.xml",
+    sub_dir: "modem",
+}
+
+prebuilt_etc {
+    name: "cph_numeric_operator.xml",
+    vendor: true,
+    src: "system/vendor/etc/modem/numeric_operator.xml",
+    filename: "numeric_operator.xml",
+    sub_dir: "modem",
+}
+
diff --git a/aosp/vendor/common/sepolicy/vendor/hal_rild.te b/aosp/vendor/common/sepolicy/vendor/hal_rild.te
index b11d4674de396721cdfd717c33912d031e587717..648b2b9db25f937cc29288841b055ee319990aff 100644
--- a/aosp/vendor/common/sepolicy/vendor/hal_rild.te
+++ b/aosp/vendor/common/sepolicy/vendor/hal_rild.te
@@ -1,4 +1,4 @@
-type rild_exynos, domain;
+type rild_exynos, domain, hal_telephony, hal_telephony_server, halserverdomain, netdomain;
 type rild_exynos_exec, exec_type, vendor_file_type, file_type;
 
 init_daemon_domain(rild_exynos)
@@ -13,4 +13,8 @@ allow rild_exynos su:{ socket udp_socket } { create_socket_perms_no_ioctl getatt
 
 allow rild_exynos self:tun_socket  { create };
 allow rild_exynos tun_device:chr_file { open read write ioctl };
-allowxperm rild_exynos tun_device:chr_file ioctl { TUNSETIFF TUNSETPERSIST };
\ No newline at end of file
+allowxperm rild_exynos tun_device:chr_file ioctl { TUNSETIFF TUNSETPERSIST };
+
+allow rild_exynos vendor_data_file:dir { open search read write add_name remove_name rename rmdir lock getattr setattr };
+allow rild_exynos vendor_data_file:file { open read write append create rename unlink getattr setattr };
+
diff --git a/aosp/vendor/isula/common.mk b/aosp/vendor/isula/common.mk
index 2e7c909b7b82bc0a72720b28f5d224b59a348117..e43f1a0b4557bb5bd97a791e4202e6c22d724270 100644
--- a/aosp/vendor/isula/common.mk
+++ b/aosp/vendor/isula/common.mk
@@ -68,3 +68,6 @@ SYSTEMUI_OPTIMIZE_JAVA := false
 # manifest
 DEVICE_MANIFEST_FILE += vendor/isula/manifest.xml
 
+# telephony
+TARGET_BOARD_INFO_FILE ?= device/google/cuttlefish/shared/phone/android-info.txt
+
diff --git a/aosp/vendor/isula/config/init.vendor.rc b/aosp/vendor/isula/config/init.vendor.rc
new file mode 100644
index 0000000000000000000000000000000000000000..f553d224494cc82f7fbb9fdce0a0118fbc35b62e
--- /dev/null
+++ b/aosp/vendor/isula/config/init.vendor.rc
@@ -0,0 +1,4 @@
+
+on post-fs-data
+    mkdir /data/vendor/radio 0770 system radio
+
diff --git a/aosp/vendor/isula/copyfiles.mk b/aosp/vendor/isula/copyfiles.mk
index 4c2e65a4cd862cfe82ea7e558145788ff9ea821a..311f3b086dac6979bbf971433576d8790a127c38 100644
--- a/aosp/vendor/isula/copyfiles.mk
+++ b/aosp/vendor/isula/copyfiles.mk
@@ -15,6 +15,7 @@ PRODUCT_COPY_FILES += \
 
 # hals
 PRODUCT_COPY_FILES += \
+    vendor/isula/config/init.vendor.rc:$(TARGET_COPY_OUT_VENDOR)/etc/init/init.vendor.rc \
     vendor/common/media/audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_configuration.xml \
     vendor/common/media/primary_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/primary_audio_policy_configuration.xml \
     vendor/common/media/audio_policy_engine_configuration.xml:system/vendor/etc/audio_policy_engine_configuration.xml \
diff --git a/aosp/vendor/isula/packages.mk b/aosp/vendor/isula/packages.mk
index 5ef7cd2fa0feb25df97d60a82299fa55fa2dbb3e..dbb153ffcba794378ec4d58a58a0345ff285b691 100644
--- a/aosp/vendor/isula/packages.mk
+++ b/aosp/vendor/isula/packages.mk
@@ -143,4 +143,12 @@ PRODUCT_PACKAGES +=           \
     vslog.cfg                                         \
 
 # tools
-PRODUCT_PACKAGES += curl
\ No newline at end of file
+PRODUCT_PACKAGES += curl
+
+# rild
+PRODUCT_PACKAGES += \
+    com.google.rild.apex \
+    com.google.rild.xml \
+    cph_iccprofile_sim0.xml \
+    cph_numeric_operator.xml
+
diff --git a/aosp/vendor/isula/properties.mk b/aosp/vendor/isula/properties.mk
index c8af24de49b97c9e4cd8a453bf996c9b42b65f51..52b0fe051a33a8449bd52b2dfb6199f001b6bfa4 100644
--- a/aosp/vendor/isula/properties.mk
+++ b/aosp/vendor/isula/properties.mk
@@ -67,3 +67,8 @@ PRODUCT_PROPERTY_OVERRIDES += \
     ro.product.brand=google \
     ro.product.model=sayram \
     persist.sys.fuse.passthrough.enable=true \
+    keyguard.no_require_sim=true \
+    ro.cdma.home.operator.alpha=CMCC \
+    ro.cdma.home.operator.numeric=46000 \
+    ro.com.android.dataroaming=true \
+    ro.telephony.default_network=9 \