diff --git a/go-backend/internal/store/repo/repository.go b/go-backend/internal/store/repo/repository.go
index b2c4b80..7727721 100644
--- a/go-backend/internal/store/repo/repository.go
+++ b/go-backend/internal/store/repo/repository.go
@@ -865,6 +865,9 @@ func (r *Repository) ListTunnels() ([]map[string]interface{}, error) {
 		if c.Strategy.Valid {
 			nodeObj["strategy"] = c.Strategy.String
 		}
+		if c.ConnectIP.Valid {
+			nodeObj["connectIp"] = c.ConnectIP.String
+		}
 
 		switch chainTypeInt {
 		case 1:
diff --git a/vite-frontend/src/api/types.ts b/vite-frontend/src/api/types.ts
index 94516c1..94f817c 100644
--- a/vite-frontend/src/api/types.ts
+++ b/vite-frontend/src/api/types.ts
@@ -217,6 +217,7 @@ export interface NodeMutationPayload {
   serverIp?: string;
   serverIpV4?: string;
   serverIpV6?: string;
+  extraIPs?: string;
   port?: string;
   tcpListenAddr?: string;
   udpListenAddr?: string;
@@ -230,6 +231,7 @@ export interface TunnelChainNodePayload {
   nodeId: number;
   protocol?: string;
   strategy?: string;
+  connectIp?: string;
   chainType?: number;
   inx?: number;
 }
diff --git a/vite-frontend/src/pages/forward.tsx b/vite-frontend/src/pages/forward.tsx
index c2816ef..66e80a5 100644
--- a/vite-frontend/src/pages/forward.tsx
+++ b/vite-frontend/src/pages/forward.tsx
@@ -59,6 +59,8 @@ import {
   deleteForward,
   forceDeleteForward,
   userTunnel,
+  getTunnelList,
+  getNodeList,
   pauseForwardService,
   resumeForwardService,
   diagnoseForward,
@@ -117,10 +119,20 @@ interface Forward {
 interface Tunnel {
   id: number;
   name: string;
+  inIp?: string;
+  inNodeId?: Array<{ nodeId: number }>;
   inNodePortSta?: number;
   inNodePortEnd?: number;
 }
 
+interface Node {
+  id: number;
+  serverIp?: string;
+  serverIpV4?: string;
+  serverIpV6?: string;
+  extraIPs?: string;
+}
+
 interface ForwardForm {
   id?: number;
   userId?: number;
@@ -463,6 +475,8 @@ export default function ForwardPage() {
   const [loading, setLoading] = useState(true);
   const [forwards, setForwards] = useState<Forward[]>([]);
   const [tunnels, setTunnels] = useState<Tunnel[]>([]);
+  const [allTunnels, setAllTunnels] = useState<Tunnel[]>([]);
+  const [nodes, setNodes] = useState<Node[]>([]);
   const [speedLimits, setSpeedLimits] = useState<SpeedLimitApiItem[]>([]);
   const isMobile = useMobileBreakpoint();
   const [searchKeyword, setSearchKeyword] = useLocalStorageState(
@@ -575,6 +589,67 @@ export default function ForwardPage() {
   const tokenRoleId = JwtUtil.getRoleIdFromToken();
   const isAdmin = tokenRoleId === 0;
 
+  const parseNodeIPs = (node?: Node): string[] => {
+    if (!node) {
+      return [];
+    }
+
+    const ips: string[] = [];
+    const add = (value?: string) => {
+      const trimmed = (value || "").trim();
+
+      if (trimmed) {
+        ips.push(trimmed);
+      }
+    };
+
+    add(node.serverIpV4);
+    add(node.serverIpV6);
+    add(node.serverIp);
+
+    (node.extraIPs || "")
+      .split(",")
+      .map((v) => v.trim())
+      .filter((v) => v)
+      .forEach((v) => ips.push(v));
+
+    return Array.from(new Set(ips));
+  };
+
+  const tunnelInIpOptionMap = useMemo(() => {
+    const map = new Map<number, string[]>();
+    const nodeMap = new Map<number, Node>(nodes.map((n) => [n.id, n]));
+
+    for (const tunnel of allTunnels) {
+      const collected: string[] = [];
+      const entryNodes = tunnel.inNodeId || [];
+
+      for (const entry of entryNodes) {
+        collected.push(...parseNodeIPs(nodeMap.get(entry.nodeId)));
+      }
+
+      if (collected.length === 0) {
+        (tunnel.inIp || "")
+          .split(",")
+          .map((v) => v.trim())
+          .filter((v) => v)
+          .forEach((v) => collected.push(v));
+      }
+
+      map.set(tunnel.id, Array.from(new Set(collected)));
+    }
+
+    return map;
+  }, [allTunnels, nodes]);
+
+  const currentTunnelIpOptions = useMemo(() => {
+    if (!form.tunnelId) {
+      return [];
+    }
+
+    return tunnelInIpOptionMap.get(form.tunnelId) || [];
+  }, [form.tunnelId, tunnelInIpOptionMap]);
+
   useEffect(() => {
     return () => {
       diagnosisAbortRef.current?.abort();
@@ -1035,6 +1110,10 @@ export default function ForwardPage() {
         userTunnel(),
         getSpeedLimitList(),
       ]);
+      const [allTunnelsRes, nodesRes] = await Promise.allSettled([
+        getTunnelList(),
+        getNodeList(),
+      ]);
 
       if (forwardsRes.code === 0) {
         const forwardsData =
@@ -1068,6 +1147,14 @@ export default function ForwardPage() {
       } else {
       }
 
+      if (allTunnelsRes.status === "fulfilled" && allTunnelsRes.value.code === 0) {
+        setAllTunnels((allTunnelsRes.value.data || []) as Tunnel[]);
+      }
+
+      if (nodesRes.status === "fulfilled" && nodesRes.value.code === 0) {
+        setNodes((nodesRes.value.data || []) as Node[]);
+      }
+
       if (speedLimitsRes.code === 0) {
         setSpeedLimits(speedLimitsRes.data || []);
       }
@@ -1240,7 +1327,14 @@ export default function ForwardPage() {
 
   // 处理隧道选择变化
   const handleTunnelChange = (tunnelId: string) => {
-    setForm((prev) => ({ ...prev, tunnelId: parseInt(tunnelId) }));
+    const nextTunnelId = parseInt(tunnelId);
+    const options = tunnelInIpOptionMap.get(nextTunnelId) || [];
+
+    setForm((prev) => ({
+      ...prev,
+      tunnelId: nextTunnelId,
+      inIp: options.includes(prev.inIp) ? prev.inIp : "",
+    }));
   };
 
   // 提交表单
@@ -1267,7 +1361,7 @@ export default function ForwardPage() {
           name: form.name,
           tunnelId: form.tunnelId,
           inPort: form.inPort,
-          inIp: form.inIp || null,
+          inIp: form.inIp || undefined,
           remoteAddr: processedRemoteAddr,
           strategy: addressCount > 1 ? form.strategy : "fifo",
           speedId: normalizeSpeedId(form.speedId),
@@ -1279,7 +1373,7 @@ export default function ForwardPage() {
           name: form.name,
           tunnelId: form.tunnelId,
           inPort: form.inPort,
-          inIp: form.inIp || null,
+          inIp: form.inIp || undefined,
           remoteAddr: processedRemoteAddr,
           strategy: addressCount > 1 ? form.strategy : "fifo",
           speedId: normalizeSpeedId(form.speedId),
@@ -4028,16 +4122,33 @@ export default function ForwardPage() {
                     }}
                   />
 
-                  <Input
-                    description="留空使用默认入口IP，多IP节点可指定监听地址"
+                  <Select
+                    description="从入口节点IP中选择，留空使用默认"
+                    isDisabled={!form.tunnelId || currentTunnelIpOptions.length === 0}
                     label="监听IP"
-                    placeholder="留空使用默认"
-                    value={form.inIp}
-                    variant="bordered"
-                    onChange={(e) =>
-                      setForm((prev) => ({ ...prev, inIp: e.target.value }))
+                    placeholder={
+                      form.tunnelId
+                        ? currentTunnelIpOptions.length > 0
+                          ? "选择入口监听IP"
+                          : "当前隧道入口节点暂无可选IP"
+                        : "请先选择隧道"
                     }
-                  />
+                    selectedKeys={[form.inIp || "__default__"]}
+                    variant="bordered"
+                    onSelectionChange={(keys) => {
+                      const selectedKey = Array.from(keys)[0] as string;
+
+                      setForm((prev) => ({
+                        ...prev,
+                        inIp: selectedKey === "__default__" ? "" : selectedKey,
+                      }));
+                    }}
+                  >
+                    <SelectItem key="__default__">默认入口IP</SelectItem>
+                    {currentTunnelIpOptions.map((ip) => (
+                      <SelectItem key={ip}>{ip}</SelectItem>
+                    ))}
+                  </Select>
 
                   <Textarea
                     description="格式: IP:端口 或 域名:端口，支持多个地址（每行一个）"
diff --git a/vite-frontend/src/pages/tunnel.tsx b/vite-frontend/src/pages/tunnel.tsx
index f9fc317..420ead1 100644
--- a/vite-frontend/src/pages/tunnel.tsx
+++ b/vite-frontend/src/pages/tunnel.tsx
@@ -95,6 +95,10 @@ interface Node {
   id: number;
   name: string;
   status: number; // 1: 在线, 0: 离线
+  serverIp?: string;
+  serverIpV4?: string;
+  serverIpV6?: string;
+  extraIPs?: string;
 }
 
 interface TunnelForm {
@@ -144,6 +148,46 @@ export default function TunnelPage() {
   });
   const diagnosisAbortRef = useRef<AbortController | null>(null);
 
+  const getNodeIpOptions = (nodeId: number): string[] => {
+    const node = nodes.find((item) => item.id === nodeId);
+
+    if (!node) {
+      return [];
+    }
+
+    const values: string[] = [];
+    const push = (value?: string) => {
+      const trimmed = (value || "").trim();
+
+      if (trimmed) {
+        values.push(trimmed);
+      }
+    };
+
+    push(node.serverIpV4);
+    push(node.serverIpV6);
+    push(node.serverIp);
+
+    (node.extraIPs || "")
+      .split(",")
+      .map((v) => v.trim())
+      .filter((v) => v)
+      .forEach((v) => values.push(v));
+
+    return Array.from(new Set(values));
+  };
+
+  const getCommonIpOptions = (nodeIds: number[]): string[] => {
+    if (nodeIds.length === 0) {
+      return [];
+    }
+
+    const optionSets = nodeIds.map((nodeId) => new Set(getNodeIpOptions(nodeId)));
+    const base = optionSets[0];
+
+    return Array.from(base).filter((ip) => optionSets.every((set) => set.has(ip)));
+  };
+
   // 表单状态
   const [form, setForm] = useState<TunnelForm>(createTunnelFormDefaults());
 
@@ -1545,6 +1589,15 @@ export default function TunnelPage() {
                               groupNodes.length > 0
                                 ? groupNodes[0].strategy || "round"
                                 : "round";
+                            const groupSelectedNodeIds = groupNodes
+                              .filter((ct) => ct.nodeId !== -1)
+                              .map((ct) => ct.nodeId);
+                            const groupIpOptions =
+                              getCommonIpOptions(groupSelectedNodeIds);
+                            const selectedGroupConnectIp =
+                              groupNodes.length > 0
+                                ? groupNodes[0].connectIp || ""
+                                : "";
 
                             return (
                               <div
@@ -1758,27 +1811,45 @@ export default function TunnelPage() {
                                 </div>
 
                                 {/* 连接IP - 转发链节点 */}
-                                <Input
+                                <Select
                                   classNames={{
                                     label: "text-xs",
+                                    value: "text-sm",
                                   }}
-                                  description="多IP节点可指定连接地址，留空使用默认"
-                                  label="连接IP"
-                                  placeholder="留空使用默认"
-                                  size="sm"
-                                  value={
-                                    groupNodes.length > 0
-                                      ? groupNodes[0].connectIp || ""
-                                      : ""
+                                  description="按当前跳所选节点的共有IP进行选择，留空使用默认"
+                                  isDisabled={
+                                    groupSelectedNodeIds.length === 0 ||
+                                    groupIpOptions.length === 0
                                   }
+                                  label="连接IP"
+                                  placeholder={
+                                    groupSelectedNodeIds.length === 0
+                                      ? "请先选择节点"
+                                      : groupIpOptions.length > 0
+                                        ? "选择连接IP"
+                                        : "所选节点无共同可选IP"
+                                  }
+                                  selectedKeys={[
+                                    selectedGroupConnectIp || "__default__",
+                                  ]}
+                                  size="sm"
                                   variant="bordered"
-                                  onChange={(e) => {
+                                  onSelectionChange={(keys) => {
+                                    const selectedKey = Array.from(keys)[0] as string;
+
                                     updateChainConnectIp(
                                       groupIndex,
-                                      e.target.value,
+                                      selectedKey === "__default__"
+                                        ? ""
+                                        : selectedKey,
                                     );
                                   }}
-                                />
+                                >
+                                  <SelectItem key="__default__">默认连接IP</SelectItem>
+                                  {groupIpOptions.map((ip) => (
+                                    <SelectItem key={ip}>{ip}</SelectItem>
+                                  ))}
+                                </Select>
                               </div>
                             );
                           })}
@@ -2042,22 +2113,45 @@ export default function TunnelPage() {
                       </div>
 
                       {/* 连接IP - 出口节点 */}
-                      <Input
+                      <Select
                         classNames={{
                           label: "text-xs",
+                          value: "text-sm",
                         }}
-                        description="多IP节点可指定连接地址，留空使用默认"
-                        label="连接IP"
-                        placeholder="留空使用默认"
-                        size="sm"
-                        value={
-                          form.outNodeId && form.outNodeId.length > 0
-                            ? form.outNodeId[0].connectIp || ""
-                            : ""
+                        description="按出口节点共同可用IP选择，留空使用默认"
+                        isDisabled={
+                          (form.outNodeId || []).filter((ct) => ct.nodeId !== -1)
+                            .length === 0 ||
+                          getCommonIpOptions(
+                            (form.outNodeId || [])
+                              .filter((ct) => ct.nodeId !== -1)
+                              .map((ct) => ct.nodeId),
+                          ).length === 0
                         }
+                        label="连接IP"
+                        placeholder={
+                          (form.outNodeId || []).filter((ct) => ct.nodeId !== -1)
+                            .length === 0
+                            ? "请先选择出口节点"
+                            : getCommonIpOptions(
+                                  (form.outNodeId || [])
+                                    .filter((ct) => ct.nodeId !== -1)
+                                    .map((ct) => ct.nodeId),
+                                ).length > 0
+                              ? "选择连接IP"
+                              : "所选节点无共同可选IP"
+                        }
+                        selectedKeys={[
+                          form.outNodeId && form.outNodeId.length > 0
+                            ? form.outNodeId[0].connectIp || "__default__"
+                            : "__default__",
+                        ]}
+                        size="sm"
                         variant="bordered"
-                        onChange={(e) => {
-                          const value = e.target.value;
+                        onSelectionChange={(keys) => {
+                          const selectedKey = Array.from(keys)[0] as string;
+                          const value =
+                            selectedKey === "__default__" ? "" : selectedKey;
                           setForm((prev) => {
                             const currentOutNodes = prev.outNodeId || [];
                             if (currentOutNodes.length === 0) {
@@ -2083,7 +2177,16 @@ export default function TunnelPage() {
                             };
                           });
                         }}
-                      />
+                      >
+                        <SelectItem key="__default__">默认连接IP</SelectItem>
+                        {getCommonIpOptions(
+                          (form.outNodeId || [])
+                            .filter((ct) => ct.nodeId !== -1)
+                            .map((ct) => ct.nodeId),
+                        ).map((ip) => (
+                          <SelectItem key={ip}>{ip}</SelectItem>
+                        ))}
+                      </Select>
                     </>
                   )}
                 </div>