Fix:add dn42 and change config

bird/conf/aaa_ipconfig.conf

@@ -0,0 +1,42 @@
+function is_self_net() {
+  return net ~ [
+    44.32.191.0/24
+    ];
+}
+
+
+function is_self_net_v6() {
+  return net ~ [
+    2406:840:e600::/44{44,48},
+    2a0f:1cc5:10::/44{44,48}
+    ];
+}
+
+
+function unet_is_self_net() {
+  return net ~ [
+    10.188.6.0/23+,
+    10.188.5.124/30,
+    44.32.191.16/28,
+    44.32.191.7/32
+  ];
+}
+
+function unet_is_self_net_v6() {
+  return net ~ [
+    2406:840:e603::/48{48,56},
+    2406:840:e60e::/56
+    ];
+}
+
+function dn42_is_self_net() {
+  return net ~ [
+    172.20.21.0/26+
+  ];
+}
+
+function dn42_is_self_net_v6() {
+  return net ~ [
+    fde8:936e:ee29::/48+
+    ];
+}