diff --git a/br-ext-chip-fullhan/Config.in b/br-ext-chip-fullhan/Config.in
index 1aada009..654067ee 100644
--- a/br-ext-chip-fullhan/Config.in
+++ b/br-ext-chip-fullhan/Config.in
@@ -4,6 +4,7 @@ source "$BR2_EXTERNAL_FULLHAN_PATH/package/aura-httpd/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/fwprintenv-ng/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/ipctool/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/libevent-mini/Config.in"
+source "$BR2_EXTERNAL_FULLHAN_PATH/package/libhv/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/libsrt/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/majestic/Config.in"
 source "$BR2_EXTERNAL_FULLHAN_PATH/package/node-exporter/Config.in"
diff --git a/br-ext-chip-fullhan/external.mk b/br-ext-chip-fullhan/external.mk
index 7d88b7ac..05679c54 100644
--- a/br-ext-chip-fullhan/external.mk
+++ b/br-ext-chip-fullhan/external.mk
@@ -4,6 +4,7 @@ include $(BR2_EXTERNAL_FULLHAN_PATH)/package/aura-httpd/aura-httpd.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/fwprintenv-ng/fwprintenv-ng.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/ipctool/ipctool.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/libevent-mini/libevent-mini.mk
+include $(BR2_EXTERNAL_FULLHAN_PATH)/package/libhv/libhv.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/libsrt/libsrt.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/majestic/majestic.mk
 include $(BR2_EXTERNAL_FULLHAN_PATH)/package/node-exporter/node-exporter.mk
diff --git a/br-ext-chip-fullhan/package/libhv b/br-ext-chip-fullhan/package/libhv
new file mode 120000
index 00000000..ac60ccf1
--- /dev/null
+++ b/br-ext-chip-fullhan/package/libhv
@@ -0,0 +1 @@
+../../general/package/libhv
\ No newline at end of file
diff --git a/br-ext-chip-hisilicon/Config.in b/br-ext-chip-hisilicon/Config.in
index 32f0179a..266fa965 100644
--- a/br-ext-chip-hisilicon/Config.in
+++ b/br-ext-chip-hisilicon/Config.in
@@ -7,6 +7,7 @@ source "$BR2_EXTERNAL_HISILICON_PATH/package/hisi_gpio/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/hisilicon-osdrv4/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/ipctool/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/libevent-mini/Config.in"
+source "$BR2_EXTERNAL_HISILICON_PATH/package/libhv/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/libsrt/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/majestic/Config.in"
 source "$BR2_EXTERNAL_HISILICON_PATH/package/node-exporter/Config.in"
diff --git a/br-ext-chip-hisilicon/external.mk b/br-ext-chip-hisilicon/external.mk
index ecc18f93..772d1918 100644
--- a/br-ext-chip-hisilicon/external.mk
+++ b/br-ext-chip-hisilicon/external.mk
@@ -7,6 +7,7 @@ include $(BR2_EXTERNAL_HISILICON_PATH)/package/hisi_gpio/hisi_gpio.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/hisilicon-osdrv4/hisilicon-osdrv4.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/ipctool/ipctool.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/libevent-mini/libevent-mini.mk
+include $(BR2_EXTERNAL_HISILICON_PATH)/package/libhvt/libhv.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/libsrt/libsrt.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/majestic/majestic.mk
 include $(BR2_EXTERNAL_HISILICON_PATH)/package/node-exporter/node-exporter.mk
diff --git a/br-ext-chip-hisilicon/package/libhv b/br-ext-chip-hisilicon/package/libhv
new file mode 120000
index 00000000..ac60ccf1
--- /dev/null
+++ b/br-ext-chip-hisilicon/package/libhv
@@ -0,0 +1 @@
+../../general/package/libhv
\ No newline at end of file
diff --git a/br-ext-chip-novatek/Config.in b/br-ext-chip-novatek/Config.in
index c75c17be..72790b77 100644
--- a/br-ext-chip-novatek/Config.in
+++ b/br-ext-chip-novatek/Config.in
@@ -4,6 +4,7 @@ source "$BR2_EXTERNAL_NOVATEK_PATH/package/aura-httpd/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/fwprintenv-ng/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/ipctool/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/libevent-mini/Config.in"
+source "$BR2_EXTERNAL_NOVATEK_PATH/package/libhv/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/libsrt/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/majestic/Config.in"
 source "$BR2_EXTERNAL_NOVATEK_PATH/package/node-exporter/Config.in"
diff --git a/br-ext-chip-novatek/external.mk b/br-ext-chip-novatek/external.mk
index 3e528883..6f00968a 100644
--- a/br-ext-chip-novatek/external.mk
+++ b/br-ext-chip-novatek/external.mk
@@ -4,6 +4,7 @@ include $(BR2_EXTERNAL_NOVATEK_PATH)/package/aura-httpd/aura-httpd.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/fwprintenv-ng/fwprintenv-ng.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/ipctool/ipctool.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/libevent-mini/libevent-mini.mk
+include $(BR2_EXTERNAL_NOVATEK_PATH)/package/libhv/libhv.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/libsrt/libsrt.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/majestic/majestic.mk
 include $(BR2_EXTERNAL_NOVATEK_PATH)/package/node-exporter/node-exporter.mk
diff --git a/br-ext-chip-novatek/package/libhv b/br-ext-chip-novatek/package/libhv
new file mode 120000
index 00000000..ac60ccf1
--- /dev/null
+++ b/br-ext-chip-novatek/package/libhv
@@ -0,0 +1 @@
+../../general/package/libhv
\ No newline at end of file
diff --git a/br-ext-chip-sigmastar/Config.in b/br-ext-chip-sigmastar/Config.in
index ab81a6ac..810cfebe 100644
--- a/br-ext-chip-sigmastar/Config.in
+++ b/br-ext-chip-sigmastar/Config.in
@@ -5,6 +5,7 @@ source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/fwprintenv-ng/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/gdbserver-lite/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/ipctool/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/libevent-mini/Config.in"
+source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/libhv/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/libsrt/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/node-exporter/Config.in"
 source "$BR2_EXTERNAL_SIGMASTAR_PATH/package/sigmastar-osdrv-ssc335/Config.in"
diff --git a/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_blackbird_defconfig b/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_blackbird_defconfig
index bcaceba6..ea030488 100644
--- a/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_blackbird_defconfig
+++ b/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_blackbird_defconfig
@@ -82,4 +82,5 @@ BR2_PACKAGE_VTUND_LITE=y
 
 # BlackBird
 BR2_PACKAGE_GESFTPSERVER=y
+# BR2_PACKAGE_LIBHV is not set
 BR2_PACKAGE_LIBSRT=y
diff --git a/br-ext-chip-sigmastar/external.mk b/br-ext-chip-sigmastar/external.mk
index 925b7b52..eb056f9f 100644
--- a/br-ext-chip-sigmastar/external.mk
+++ b/br-ext-chip-sigmastar/external.mk
@@ -5,6 +5,7 @@ include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/fwprintenv-ng/fwprintenv-ng.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/gdbserver-lite/gdbserver-lite.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/ipctool/ipctool.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/libevent-mini/libevent-mini.mk
+include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/libhv/libhv.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/libsrt/libsrt.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/node-exporter/node-exporter.mk
 include $(BR2_EXTERNAL_SIGMASTAR_PATH)/package/sigmastar-osdrv-ssc335/sigmastar-osdrv-ssc335.mk
diff --git a/br-ext-chip-sigmastar/package/libhv b/br-ext-chip-sigmastar/package/libhv
new file mode 120000
index 00000000..ac60ccf1
--- /dev/null
+++ b/br-ext-chip-sigmastar/package/libhv
@@ -0,0 +1 @@
+../../general/package/libhv
\ No newline at end of file
diff --git a/br-ext-chip-xiongmai/Config.in b/br-ext-chip-xiongmai/Config.in
index dfab9308..c21e0bf2 100644
--- a/br-ext-chip-xiongmai/Config.in
+++ b/br-ext-chip-xiongmai/Config.in
@@ -4,6 +4,7 @@ source "$BR2_EXTERNAL_XIONGMAI_PATH/package/aura-httpd/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/fwprintenv-ng/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/ipctool/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/libevent-mini/Config.in"
+source "$BR2_EXTERNAL_XIONGMAI_PATH/package/libhv/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/libsrt/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/majestic/Config.in"
 source "$BR2_EXTERNAL_XIONGMAI_PATH/package/node-exporter/Config.in"
diff --git a/br-ext-chip-xiongmai/external.mk b/br-ext-chip-xiongmai/external.mk
index 45b952f2..13656fb5 100644
--- a/br-ext-chip-xiongmai/external.mk
+++ b/br-ext-chip-xiongmai/external.mk
@@ -4,6 +4,7 @@ include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/aura-httpd/aura-httpd.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/fwprintenv-ng/fwprintenv-ng.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/ipctool/ipctool.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/libevent-mini/libevent-mini.mk
+include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/libhv/libhv.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/libsrt/libsrt.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/majestic/majestic.mk
 include $(BR2_EXTERNAL_XIONGMAI_PATH)/package/node-exporter/node-exporter.mk
diff --git a/br-ext-chip-xiongmai/package/libhv b/br-ext-chip-xiongmai/package/libhv
new file mode 120000
index 00000000..ac60ccf1
--- /dev/null
+++ b/br-ext-chip-xiongmai/package/libhv
@@ -0,0 +1 @@
+../../general/package/libhv
\ No newline at end of file
diff --git a/docs/config_examples.md b/docs/config_examples.md
new file mode 100644
index 00000000..ffbcf9f6
--- /dev/null
+++ b/docs/config_examples.md
@@ -0,0 +1,30 @@
+## OpenIPC v2.1 (Buildroot based..)
+
+Alternative firmware for IP cameras based on the HiSilicon (and other) SoC's
+
+More information about the project is available in our [Wiki](https://github.com/OpenIPC/openipc-2.1/wiki) and [Site](https://openipc.org)
+
+[![CI status](https://img.shields.io/github/downloads/OpenIPC/openipc-2.1/total.svg)](https://github.com/OpenIPC/openipc-2.1/releases)
+![GitHub repo size](https://img.shields.io/github/repo-size/OpenIPC/openipc-2.1)
+![GitHub issues](https://img.shields.io/github/issues/OpenIPC/openipc-2.1)
+![GitHub pull requests](https://img.shields.io/github/issues-pr/OpenIPC/openipc-2.1)
+[![License](https://img.shields.io/github/license/OpenIPC/openipc-2.1)](https://opensource.org/licenses/MIT)
+
+-----
+
+### Debugger compile
+
+```
+BR2_PTHREAD_DEBUG=y
+BR2_PACKAGE_HOST_GDB=y
+BR2_PACKAGE_HOST_GDB_NOPYTHON=y
+BR2_GDB_VERSION_9_2=y
+BR2_GDB_VERSION="9.2"
+BR2_PACKAGE_GDB=y
+BR2_PACKAGE_GDB_SERVER=y
+BR2_PACKAGE_GDB_DEBUGGER=y
+BR2_PACKAGE_NCURSES=y
+BR2_PACKAGE_NCURSES_ADDITIONAL_TERMINFO=""
+BR2_PACKAGE_STRACE=y
+```
+
diff --git a/general/package/libhv/01_dirty_method.patch b/general/package/libhv/01_dirty_method.patch
new file mode 100644
index 00000000..a1948656
--- /dev/null
+++ b/general/package/libhv/01_dirty_method.patch
@@ -0,0 +1,13 @@
+--- a/configure		2021-05-26 12:50:08.000000000 +0300
++++ b/configure		2021-07-04 17:41:38.750908046 +0300
+@@ -114,8 +114,8 @@
+ fi
+ CC_VERSION=`$CC --version 2>&1 | head -n 1`
+ 
+-echo "CC  = $CC"
+-echo "CXX = $CXX"
++echo "CC  = $CC"  && shini_write "config.mk" "" "CC" "$CC"
++echo "CXX = $CXX" && shini_write "config.mk" "" "CXX" "$CXX"
+ echo "$CC_VERSION"
+ 
+ # Checks for os
diff --git a/general/package/libhv/Config.in b/general/package/libhv/Config.in
new file mode 100644
index 00000000..dc308d5e
--- /dev/null
+++ b/general/package/libhv/Config.in
@@ -0,0 +1,7 @@
+config BR2_PACKAGE_LIBHV
+	bool "libhv"
+	help
+	  Like libevent, libev, and libuv, libhv provides event-loop with 
+	  non-blocking IO and timer, but simpler api and richer protocols.
+
+	  https://github.com/ithewei/libhv
diff --git a/general/package/libhv/libhv.mk b/general/package/libhv/libhv.mk
new file mode 100644
index 00000000..ca2f98cd
--- /dev/null
+++ b/general/package/libhv/libhv.mk
@@ -0,0 +1,39 @@
+################################################################################
+#
+# libhv
+#
+################################################################################
+
+LIBHV_VERSION = 1.1.1
+LIBHV_SITE = $(call github,ithewei,libhv,v$(LIBHV_VERSION))
+LIBHV_LICENSE = BSDv3-Clause
+LIBHV_LICENSE_FILES = LICENSE
+
+
+LIBHV_CONF_OPTS += \
+	--prefix=/usr \
+	--without-http-server \
+	--without-http-client \
+	--without-evpp \
+	--disable-ipv6 \
+	--disable-windump
+
+
+define LIBHV_CONFIGURE_CMDS
+	(cd $(@D); rm -rf config.cache; \
+		$(TARGET_CONFIGURE_ARGS) \
+		$(TARGET_CONFIGURE_OPTS) \
+		./configure $(LIBHV_CONF_OPTS))
+endef
+
+
+define LIBHV_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
+endef
+
+define LIBHV_INSTALL_TARGET_CMDS
+	$(INSTALL) -D $(@D)/lib/libhv.so $(TARGET_DIR)/usr/lib/libhv.so
+endef
+
+
+$(eval $(generic-package))
diff --git a/general/package/libsrt/Config.in b/general/package/libsrt/Config.in
index 77afa91a..a3c28e88 100644
--- a/general/package/libsrt/Config.in
+++ b/general/package/libsrt/Config.in
@@ -1,11 +1,14 @@
 config BR2_PACKAGE_LIBSRT
 	bool "libsrt"
 	help
-	  Tool for easily creating Virtual Tunnels over TCP/IP networks
-	  with traffic shaping, compression, and encryption.
+	  Secure Reliable Transport (SRT) is an open source transport technology
+	  that optimizes streaming performance across unpredictable networks,
+	  such as the Internet.
 
-	  It supports IP, PPP, SLIP, Ethernet and other tunnel types.
+	  SRT is applied to contribution and distribution endpoints as part of
+	  a video stream workflow to deliver the best quality and lowest latency
+	  video at all times.
+
+	  https://github.com/Haivision/srt
 
-	  No LZO/SSL/ZLIB version
 
-	  http://vtun.sourceforge.net/
diff --git a/general/package/libsrt/libsrt.mk b/general/package/libsrt/libsrt.mk
index 645f8228..ba34a1ef 100644
--- a/general/package/libsrt/libsrt.mk
+++ b/general/package/libsrt/libsrt.mk
@@ -4,14 +4,37 @@
 #
 ################################################################################
 
-LIBSRT_VERSION = e932e8fbdda4a053023985a6f9c076cf09810e98
-LIBSRT_SITE = $(call github,Haivision,srt,$(LIBSRT_VERSION))
+LIBSRT_VERSION = 1.4.3
+LIBSRT_SITE = $(call github,Haivision,srt,v$(LIBSRT_VERSION))
 LIBSRT_LICENSE = MPLv2.0
 LIBSRT_LICENSE_FILES = LICENSE
 
-LIBSRT_CONF_OPTS += --disable-encryption --disable-apps
 
-LIBSRT_MAKE_OPTS += VERBOSE=1
+LIBSRT_CONF_OPTS += \
+	--prefix=/usr \
+	--disable-static \
+	--disable-logging \
+	--disable-encryption \
+	--disable-apps
 
-$(eval $(autotools-package))
 
+define LIBSRT_CONFIGURE_CMDS
+	(cd $(@D); rm -rf config.cache; \
+		$(TARGET_CONFIGURE_ARGS) \
+		$(TARGET_CONFIGURE_OPTS) \
+		./configure $(LIBSRT_CONF_OPTS))
+endef
+
+
+define LIBSRT_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
+endef
+
+define LIBSRT_INSTALL_TARGET_CMDS
+	$(INSTALL) -D $(@D)/libsrt.so.$(LIBSRT_VERSION) $(TARGET_DIR)/usr/lib/libsrt.so.$(LIBSRT_VERSION)
+	ln -sf $(TARGET_DIR)/usr/lib/libsrt.so.$(LIBSRT_VERSION) $(TARGET_DIR)/usr/lib/libsrt.so
+	ln -sf $(TARGET_DIR)/usr/lib/libsrt.so.$(LIBSRT_VERSION) $(TARGET_DIR)/usr/lib/libsrt.so.1.4
+endef
+
+
+$(eval $(generic-package))