diff --git a/bird/bird.conf b/bird/bird.conf
index 1df7f8e..8c98ec6 100644
--- a/bird/bird.conf
+++ b/bird/bird.conf
@@ -12,6 +12,10 @@ protocol kernel {
         import none;
         export filter {
             if source = RTS_STATIC then reject;
+            if dn42_is_valid_network_v6() then {
+                krt_prefsrc = DN42_V6_kernel;
+                accept;
+            }
             if !is_bogon_prefix() then {
                 krt_prefsrc = LOCAL_V6_kernel;
                 accept;
@@ -27,24 +31,14 @@ protocol kernel {
         import none;
         export filter {
             if source = RTS_STATIC then reject;
-            if unet_is_valid_network_v4() then {
+            if unet_is_valid_network_v4_unet() then {
                 krt_prefsrc = UNET_V4_kernel;
                 accept;
             }
-            reject;
-        };
-    };
-};
-
-# echo "102 ipv4_pub" >> /etc/iproute2/rt_tables
-protocol kernel {
-    scan time 20;
-    kernel table 102;  
-    ipv4 {
-        table inet4;
-        import none;
-        export filter {
-            if source = RTS_STATIC then reject;
+            if dn42_is_valid_network() then {
+                krt_prefsrc = DN42_V4_kernel;
+                accept;
+            }
             if !is_bogon_prefix() then {
                 if bgp_large_community ~ [(LOCAL_ASN, 3,*)] then reject;
                 krt_prefsrc = LOCAL_V4_kernel;
diff --git a/bird/conf/mynet.conf b/bird/conf/mynet.conf
index 4c9f064..a115890 100644
--- a/bird/conf/mynet.conf
+++ b/bird/conf/mynet.conf
@@ -45,6 +45,46 @@ protocol static route_int_export_v6 {
 }
 
 
+function dn42_is_self_net() {
+  return net ~ [
+    172.20.21.0/26+
+    ];
+}
+
+protocol static route_dn42_export_v4 {
+    route 172.20.21.0/26 reject;
+    ipv4 {
+        table dn42v4;
+        import filter {
+            bgp_large_community.add((DN42_ASN,3,0));# 不允许导出到内核
+            bgp_large_community.add((DN42_ASN,1,0));# 不允许传输到ibgp
+            bgp_large_community.add((DN42_ASN,200,0));# 传输到Ebgp
+            accept;
+        };
+        export none;
+    };
+}
+
+function dn42_is_self_net_v6() {
+  return net ~ [
+    fde8:936e:ee29::/48+
+    ];
+}
+
+protocol static route_dn42_export_v6 {
+    route fde8:936e:ee29::/48 reject;
+    ipv6 {
+        table dn42v6;
+        import filter {
+            bgp_large_community.add((DN42_ASN,3,0));# 不允许导出到内核
+            bgp_large_community.add((DN42_ASN,1,0));# 不允许传输到ibgp
+            bgp_large_community.add((DN42_ASN,200,0));# 传输到Ebgp
+            accept;
+        };
+        export none;
+    };
+}
+
 function unet_is_self_net() {
   return net ~ [
     10.188.2.0/23+,
@@ -56,6 +96,7 @@ function unet_is_self_net() {
 protocol static route_unet_export_v4 {
     route 10.188.2.0/23 reject; 
     route 10.188.11.0/24 reject; 
+    route 172.20.21.0/29 reject; 
     ipv4 {
         table unet4;
         import filter {
@@ -71,12 +112,14 @@ protocol static route_unet_export_v4 {
 
 function unet_is_self_net_v6() {
   return net ~ [
-    2406:840:e601::/48{48,56}
+    2406:840:e601::/48{48,56},
+    fde8:936e:ee29:1000::/56
     ];
 }
 
 protocol static route_unet_export_v6 {
     route 2406:840:e601::/48 reject; 
+    route fde8:936e:ee29:1000::/56 reject;
     ipv6 {
         table unet6;
         import filter {
diff --git a/bird/function/network.conf b/bird/function/network.conf
index 7a6cd55..5b3d9a3 100644
--- a/bird/function/network.conf
+++ b/bird/function/network.conf
@@ -1,7 +1,21 @@
-function unet_is_valid_network_v4() {
+function dn42_is_valid_network() {
+  return net ~ [
+    172.20.0.0/14+,
+    10.100.0.0/14+,
+    172.31.0.0/16+,
+    10.127.0.0/16+
+  ];
+}
+
+function dn42_is_valid_network_v6() {
+  return net ~ [
+    fd00::/8{32,64}
+  ];
+}
+
+function unet_is_valid_network_v4_unet() {
   return net ~ [
     10.50.0.0/16+,
-    10.88.0.0/16+,
     10.21.0.0/16+,
     10.188.0.0/16+
   ];
@@ -14,15 +28,21 @@ function unet_is_valid_network_v4_anynet() {
   ];
 }
 
-function unet_is_valid_network_v4_allnet(){
-  if !unet_is_valid_network_v4_anynet() && !unet_is_valid_network_v4() then return false;
+function unet_is_voalid_net_v4(){
+  if !unet_is_valid_network_v4_anynet() && !unet_is_valid_network_v4_unet() then return false;
   return true;
 }
 
 
-function unet_is_voalid_net_v6(){
+function unet_is_voalid_net_v6_anynet(){
   return net ~ [
     2406:840:e600::/44{44,56},
-    2a14:7580:9600::/40{40,56}
+    2a14:7580:9600::/40{45,56},
+    fde8:936e:ee29::/48{48,56}
   ];
+}
+
+function unet_is_voalid_net_v6(){
+  if !unet_is_voalid_net_v6_anynet() then return false;
+  return true;
 }
\ No newline at end of file
diff --git a/bird/function/tables.conf b/bird/function/tables.conf
index f95a190..35547eb 100644
--- a/bird/function/tables.conf
+++ b/bird/function/tables.conf
@@ -2,6 +2,8 @@ ipv4 table inet4;
 ipv6 table inet6;
 ipv4 table unet4;
 ipv6 table unet6;
+ipv4 table dn42v4;
+ipv6 table dn42v6;
 ipv4 table ospf4;
 ipv6 table ospf6;
 
@@ -15,15 +17,35 @@ protocol pipe inet6_sync {
     };
 }
 
-#protocol pipe inet4_sync {
-#  table inet4;
-#  peer table master4;
-#  import none;
-#  export filter {
-#    if bgp_large_community ~ [(LOCAL_ASN, 3,*)] then reject;
-#    accept;
-#    };
-#}
+protocol pipe inet4_sync {
+  table inet4;
+  peer table master4;
+  import none;
+  export filter {
+    if bgp_large_community ~ [(LOCAL_ASN, 3,*)] then reject;
+    accept;
+    };
+}
+
+protocol pipe dn42v4_sync {
+  table dn42v4;
+  peer table master4;
+  import none;
+  export filter {
+    if bgp_large_community ~ [(DN42_ASN, 3,*)] then reject;
+    accept;
+    };
+}
+
+protocol pipe dn42v6_sync {
+  table dn42v6;
+  peer table master6;
+  import none;
+  export filter {
+    if bgp_large_community ~ [(DN42_ASN, 3,*)] then reject;
+    accept;
+    };
+}
 
 protocol pipe unet4_sync {
   table unet4;
@@ -42,7 +64,7 @@ protocol pipe unet6_sync {
     };
 }
 
-protocol pipe ospf4_sync {
+protocol pipe pipe_ospf4_sync {
   table ospf4;
   peer table master4;
   export filter {
diff --git a/bird/net/dn42.conf b/bird/net/dn42.conf
new file mode 100644
index 0000000..032e301
--- /dev/null
+++ b/bird/net/dn42.conf
@@ -0,0 +1,69 @@
+template bgp dn42_peers {
+    local as DN42_ASN;
+    path metric 1;
+
+    ipv4 {
+        table dn42v4;
+        import filter {
+          if dn42_is_valid_network() && !dn42_is_self_net() then accept;
+          reject;
+        };
+
+        export filter {
+             if dn42_is_valid_network() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject; 
+             };
+        import limit 9000 action block;
+    };
+    ipv6 {   
+        table dn42v6;
+        import filter {
+          if dn42_is_valid_network_v6() && !dn42_is_self_net_v6() then accept;
+          reject;
+        };
+        export filter { if dn42_is_valid_network_v6() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject; };
+        import limit 9000 action block; 
+    };
+}
+
+
+template bgp dn42_ibgp {
+    graceful restart;
+    local as DN42_ASN;
+    med metric;
+    direct;
+    ipv4 {
+        table dn42v4;
+        next hop self;
+        gateway direct;
+        import filter { 
+            if bgp_large_community ~ [(DN42_ASN, 1,*)] then reject;
+            if !dn42_is_valid_network() then reject;
+            if dn42_is_self_net() then reject;
+            accept; 
+        };
+        export filter { 
+            if bgp_large_community ~ [(DN42_ASN, 1,*)] then reject;
+            if !dn42_is_valid_network() then reject;
+            if dn42_is_self_net() then reject;
+            accept;
+            };
+    };
+    ipv6 {
+        table dn42v6;
+        next hop self;
+        gateway direct;
+        import filter { 
+            if bgp_large_community ~ [(DN42_ASN, 1,*)] then reject;
+            if !dn42_is_valid_network_v6() then reject;
+            if dn42_is_self_net_v6() then reject;
+            accept; 
+        };
+        export filter { 
+            if bgp_large_community ~ [(DN42_ASN, 1,*)] then reject;
+            if !dn42_is_valid_network_v6() then reject;
+            if dn42_is_self_net_v6() then reject;
+            accept;
+            };
+    };
+}
+include "/etc/bird/peers/dn42/*.conf";
\ No newline at end of file
diff --git a/bird/net/unet.conf b/bird/net/unet.conf
index 231883e..6de5bde 100644
--- a/bird/net/unet.conf
+++ b/bird/net/unet.conf
@@ -1,13 +1,13 @@
-template bgp unet_bgp_up0 {
+template bgp unet_bgp_up {
     graceful restart;
     local as UNET_ASN;
     ipv4 {
         table unet4;
         import filter {
-          if unet_is_valid_network_v4_allnet() && !unet_is_self_net() then accept;
+          if unet_is_voalid_net_v4() && !unet_is_self_net() then accept;
           reject;
         };
-        export filter { if unet_is_valid_network_v4_allnet() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject; };
+        export filter { if unet_is_voalid_net_v4() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject; };
         import limit 9000 action block; 
     };
     ipv6 {
@@ -21,20 +21,6 @@ template bgp unet_bgp_up0 {
     };
 }
 
-template bgp unet_bgp_up1 {
-    graceful restart;
-    local as UNET_ASN;
-    ipv4 {
-        table unet4;
-        import filter {
-          if unet_is_valid_network_v4() && !unet_is_self_net() then accept;
-          reject;
-        };
-        export filter { if unet_is_valid_network_v4() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject; };
-        import limit 9000 action block; 
-    };
-}
-
 template bgp unet_ibgp {
     graceful restart;
     local as UNET_ASN;
@@ -46,13 +32,13 @@ template bgp unet_ibgp {
         gateway direct;
         import filter { 
             if bgp_large_community ~ [(UNET_ASN, 1,*)] then reject;
-            if !unet_is_valid_network_v4_allnet() then reject;
+            if !unet_is_voalid_net_v4() then reject;
             if unet_is_self_net() then reject;
             accept; 
         };
         export filter { 
             if bgp_large_community ~ [(UNET_ASN, 1,*)] then reject;
-            if !unet_is_valid_network_v4_allnet() then reject;
+            if !unet_is_voalid_net_v4() then reject;
             if unet_is_self_net() then reject;
             accept;
             };
diff --git a/bird/peers/dn42/ibgp.conf b/bird/peers/dn42/ibgp.conf
new file mode 100644
index 0000000..5d009ff
--- /dev/null
+++ b/bird/peers/dn42/ibgp.conf
@@ -0,0 +1,4 @@
+protocol bgp dn42_ibgp_hk1 from dn42_ibgp {
+    source address 172.20.21.6;
+    neighbor 172.20.21.4 as DN42_ASN;
+}
\ No newline at end of file
diff --git a/bird/peers/inet/bgp_zxix.conf b/bird/peers/inet/bgp_zxix.conf
new file mode 100644
index 0000000..b48bb26
--- /dev/null
+++ b/bird/peers/inet/bgp_zxix.conf
@@ -0,0 +1,8 @@
+protocol bgp int_bgp_zxix_rs1 from tpl_bgp_up {
+    neighbor 2406:840:1f:1000::1 as 140961;
+}
+
+protocol bgp int_bgp_zxix_140915_v6 from tpl_bgp_up {
+    source address 2406:840:1f:1000:0:15:3376:1; 
+    neighbor 2406:840:1f:1000:0:14:915:2 as 140915;         
+}
\ No newline at end of file
diff --git a/bird/peers/inet/bgpexchange_jp.conf b/bird/peers/inet/bgpexchange_jp.conf
new file mode 100644
index 0000000..57dc755
--- /dev/null
+++ b/bird/peers/inet/bgpexchange_jp.conf
@@ -0,0 +1,4 @@
+protocol bgp int_bgp_exchange_jp1 from tpl_bgp_up {
+    source address 2a0e:8f01:1000:9::10b;
+    neighbor 2a0e:8f01:1000:9::1 as 24381;
+}
\ No newline at end of file
diff --git a/bird/vars.conf b/bird/vars.conf
index 9d4c024..c9872f4 100644
--- a/bird/vars.conf
+++ b/bird/vars.conf
@@ -2,6 +2,10 @@ define LOCAL_ASN = 153376;
 define LOCAL_V4_kernel = 10.188.2.3;
 define LOCAL_V6_kernel = 2406:840:e601:1::1;
 
+define DN42_ASN = 4242423376;
+define DN42_V4_kernel = 172.20.21.6;
+define DN42_V6_kernel = fde8:936e:ee29:1000::3;
+
 define UNET_ASN = 4218818804;
 define UNET_V4_kernel = 10.188.2.3;
 
diff --git a/update.sh b/update.sh
index c0f2abb..8a5615e 100644
--- a/update.sh
+++ b/update.sh
@@ -1,22 +1,11 @@
 #!/bin/bash
 
-TABLE_NAME="ipv4_pub"
-TABLE_ID=102
-RT_TABLES="/etc/iproute2/rt_tables"
-
-if ! grep -q "^${TABLE_ID}[[:space:]]\+${TABLE_NAME}" "$RT_TABLES"; then
-    echo "添加路由表 $TABLE_NAME（编号$TABLE_ID）..."
-    echo "${TABLE_ID}  ${TABLE_NAME}" >> "$RT_TABLES"
-else
-    echo "路由表 $TABLE_NAME 已存在，无需创建"
-fi
-
 git clone https://git.nia.ink/brnet/bird_config.git
 rm /etc/bird/bird.conf
 rm /etc/bird/function/tables.conf
 
-mv bird_config/bird.conf /etc/bird/bird.conf
-mv bird_config/function/tables.conf /etc/bird/function/tables.conf
+mv bird_config/bird/bird.conf /etc/bird/bird.conf
+mv bird_config/bird/function/tables.conf /etc/bird/function/tables.conf
 rm -rf bird_config
 
 birdc c 
\ No newline at end of file