diff --git a/easytier-web/frontend-lib/src/components/Config.vue b/easytier-web/frontend-lib/src/components/Config.vue
index a367003..2112a81 100644
--- a/easytier-web/frontend-lib/src/components/Config.vue
+++ b/easytier-web/frontend-lib/src/components/Config.vue
@@ -310,6 +310,18 @@ const bool_flags: BoolFlag[] = [
                 </div>
               </div>
 
+              <div class="flex flex-row gap-x-9 flex-wrap">
+                <div class="flex flex-col gap-2 basis-5/12 grow">
+                  <div class="flex">
+                    <label for="mtu">{{ t('mtu') }}</label>
+                    <span class="pi pi-question-circle ml-2 self-center"
+                          v-tooltip="t('mtu_help')"></span>
+                  </div>
+                  <InputNumber id="mtu" v-model="curNetwork.mtu" aria-describedby="mtu-help"
+                               :format="false" :placeholder="t('mtu_placeholder')" :min="400" :max="1380" fluid/>
+                </div>
+              </div>
+
               <div class="flex flex-row gap-x-9 flex-wrap">
                 <div class="flex flex-col gap-2 basis-5/12 grow">
                   <div class="flex">
@@ -376,6 +388,18 @@ const bool_flags: BoolFlag[] = [
                 </div>
               </div>
 
+              <div class="flex flex-row gap-x-9 flex-wrap w-full">
+                <div class="flex flex-col gap-2 grow p-fluid">
+                  <div class="flex">
+                    <label for="mapped_listeners">{{ t('mapped_listeners') }}</label>
+                    <span class="pi pi-question-circle ml-2 self-center" v-tooltip="t('mapped_listeners_help')"></span>
+                  </div>
+                  <AutoComplete id="mapped_listeners" v-model="curNetwork.mapped_listeners"
+                                :placeholder="t('chips_placeholder', ['tcp://123.123.123.123:11223'])" class="w-full"
+                                multiple fluid :suggestions="peerSuggestions" @complete="searchPeerSuggestions" />
+                </div>
+              </div>
+
             </div>
           </Panel>
 
diff --git a/easytier-web/frontend-lib/src/locales/cn.yaml b/easytier-web/frontend-lib/src/locales/cn.yaml
index 1ac76a3..4255cac 100644
--- a/easytier-web/frontend-lib/src/locales/cn.yaml
+++ b/easytier-web/frontend-lib/src/locales/cn.yaml
@@ -128,6 +128,16 @@ socks5_help: |
 exit_nodes: 出口节点列表
 exit_nodes_help: 转发所有流量的出口节点，虚拟IPv4地址，优先级由列表顺序决定
 
+mtu: MTU
+mtu_help: |
+  TUN设备的MTU，默认为非加密时为1380，加密时为1360。范围：400-1380
+mtu_placeholder: 留空为默认值1380
+
+mapped_listeners: 监听映射
+mapped_listeners_help: |
+  手动指定监听器的公网地址，其他节点可以使用该地址连接到本节点。
+  例如：tcp://123.123.123.123:11223，可以指定多个。
+
 status:
   version: 内核版本
   local: 本机
diff --git a/easytier-web/frontend-lib/src/locales/en.yaml b/easytier-web/frontend-lib/src/locales/en.yaml
index af86d96..26e11d9 100644
--- a/easytier-web/frontend-lib/src/locales/en.yaml
+++ b/easytier-web/frontend-lib/src/locales/en.yaml
@@ -128,6 +128,16 @@ socks5_help: |
 exit_nodes: Exit Nodes
 exit_nodes_help: Exit nodes to forward all traffic to, a virtual ipv4 address, priority is determined by the order of the list
 
+mtu: MTU
+mtu_help: |
+  MTU of the TUN device, default is 1380 for non-encryption, 1360 for encryption. Range:400-1380
+mtu_placeholder: Leave blank as default value 1380
+
+mapped_listeners: Map Listeners
+mapped_listeners_help: |
+  Manually specify the public address of the listener, other nodes can use this address to connect to this node.
+  e.g.: tcp://123.123.123.123:11223, can specify multiple.
+
 status:
   version: Version
   local: Local
diff --git a/easytier-web/frontend-lib/src/types/network.ts b/easytier-web/frontend-lib/src/types/network.ts
index 0b7be35..3de4890 100644
--- a/easytier-web/frontend-lib/src/types/network.ts
+++ b/easytier-web/frontend-lib/src/types/network.ts
@@ -59,6 +59,9 @@ export interface NetworkConfig {
 
   enable_socks5?: boolean
   socks5_port: number
+
+  mtu: number | null
+  mapped_listeners: string[]
 }
 
 export function DEFAULT_NETWORK_CONFIG(): NetworkConfig {
@@ -113,6 +116,8 @@ export function DEFAULT_NETWORK_CONFIG(): NetworkConfig {
     exit_nodes: [],
     enable_socks5: false,
     socks5_port: 1080,
+    mtu: null,
+    mapped_listeners: [],
   }
 }
 
diff --git a/easytier/src/launcher.rs b/easytier/src/launcher.rs
index baf8fe2..e0f0d07 100644
--- a/easytier/src/launcher.rs
+++ b/easytier/src/launcher.rs
@@ -550,6 +550,25 @@ impl NetworkConfig {
             }
         }
 
+        if self.mapped_listeners.len() > 0 {
+            cfg.set_mapped_listeners(Some(
+                self.mapped_listeners
+                    .iter()
+                    .map(|s| {
+                        s.parse()
+                            .with_context(|| format!("mapped listener is not a valid url: {}", s))
+                            .unwrap()
+                    })
+                    .map(|s: url::Url| {
+                        if s.port().is_none() {
+                            panic!("mapped listener port is missing: {}", s);
+                        }
+                        s
+                    })
+                    .collect(),
+            ));
+        }
+
         let mut flags = gen_default_flags();
         if let Some(latency_first) = self.latency_first {
             flags.latency_first = latency_first;
@@ -605,17 +624,20 @@ impl NetworkConfig {
 
         if self.enable_relay_network_whitelist.unwrap_or_default() {
             if self.relay_network_whitelist.len() > 0 {
-                flags.relay_network_whitelist = self.relay_network_whitelist.join(" ")
+                flags.relay_network_whitelist = self.relay_network_whitelist.join(" ");
             } else {
-                flags.relay_network_whitelist = "".to_string()
+                flags.relay_network_whitelist = "".to_string();
             }
-
         }
 
         if let Some(disable_udp_hole_punching) = self.disable_udp_hole_punching {
             flags.disable_udp_hole_punching = disable_udp_hole_punching;
         }
 
+        if let Some(mtu) = self.mtu {
+            flags.mtu = mtu as u32;
+        }
+
         cfg.set_flags(flags);
         Ok(cfg)
     }
diff --git a/easytier/src/proto/web.proto b/easytier/src/proto/web.proto
index 27632c9..f6c999f 100644
--- a/easytier/src/proto/web.proto
+++ b/easytier/src/proto/web.proto
@@ -61,6 +61,8 @@ message NetworkConfig {
     optional bool enable_socks5 = 37;
     optional int32 socks5_port = 38;
     optional bool disable_udp_hole_punching = 39;
+    optional int32 mtu = 40;
+    repeated string mapped_listeners = 41;
 }
 
 message MyNodeInfo {