diff --git a/netx_api/ne_service_crud.py b/netx_api/ne_service_crud.py
index fdeb0dc..6af493f 100644
--- a/netx_api/ne_service_crud.py
+++ b/netx_api/ne_service_crud.py
@@ -8,9 +8,10 @@ from fastapi import HTTPException
 from sqlalchemy import or_
 from sqlalchemy.orm import Session
 
-from .device_types import SUPPORTED_DEVICE_TYPES
+from .device_types import LLDP_DISCOVERED_NE_SOURCE, SUPPORTED_DEVICE_TYPES, SUPPORTED_VENDORS
 from .models import ManagedNE
 from .ne_crypto import encrypt_secret
+from .ne_hop_templates import default_bastion_username_template, default_hop_command_template
 from .ne_schemas import (
     BatchAccountConfig,
     HopProxyConfig,
@@ -21,6 +22,8 @@ from .ne_schemas import (
 from .ne_service_common import (
     _apply_hop_create,
     _apply_hop_update,
+    _normalize_hop_target_auth_mode,
+    _normalize_hop_vendor,
     _normalize_ip,
     _normalize_protocol,
     _normalize_vendor,
@@ -167,7 +170,16 @@ def update_managed_ne(db: Session, ne_id: str, body: ManagedNeUpdate) -> Managed
     )
     if any(k in data for k in hop_keys):
         _apply_hop_update(row, data)
+    # Filling IP on an LLDP placeholder promotes it into real inventory.
+    if "ip_address" in data and str(row.ip_address or "").strip():
+        if str(row.source or "").strip().lower() in {LLDP_DISCOVERED_NE_SOURCE, "lldp"}:
+            row.source = ""
     row.updated_at = _now()
+    # Keep linked fabric node identity in sync (name / IP / vendor).
+    if any(k in data for k in ("ip_address", "name", "vendor", "device_type")):
+        from .topology_fabric_nodes import ensure_fabric_node_for_managed
+
+        ensure_fabric_node_for_managed(db, row)
     db.commit()
     db.refresh(row)
     return row_to_out(row)
diff --git a/web/src/i18n/en.ts b/web/src/i18n/en.ts
index 6b23609..796cb28 100644
--- a/web/src/i18n/en.ts
+++ b/web/src/i18n/en.ts
@@ -1388,6 +1388,24 @@ const en = {
     edgeDefaults: "Default edge styles",
     edgeDefaultsReset: "Factory reset",
     noNeLink: "Not linked to a managed NE",
+    termConnect: {
+      title: "Complete login",
+      titleCreate: "Create NE and connect",
+      hint: "This node is not managed or lacks credentials. Enter IP and protocol to connect (same as creating/completing an NE).",
+      name: "Name",
+      ip: "IP address",
+      port: "Port",
+      protocol: "Protocol",
+      username: "Username",
+      password: "Password",
+      connect: "Save and open terminal",
+      connecting: "Connecting…",
+      cancel: "Cancel",
+      ipRequired: "IP address is required",
+      userRequired: "Username is required for SSH",
+      passwordRequired: "Password is required for SSH",
+      saved: "Login details saved",
+    },
     edgeManual: "Manual",
     edgeDiscovered: "Discovered",
     edgeStale: "Missing",
diff --git a/web/src/i18n/zh.ts b/web/src/i18n/zh.ts
index ea3cd12..0fd15c5 100644
--- a/web/src/i18n/zh.ts
+++ b/web/src/i18n/zh.ts
@@ -1382,6 +1382,24 @@ const zh = {
     edgeDefaults: "默认链路样式",
     edgeDefaultsReset: "恢复出厂",
     noNeLink: "未关联托管网元",
+    termConnect: {
+      title: "补全登录信息",
+      titleCreate: "新建网元并登录",
+      hint: "该网元尚未纳管或缺少登录信息，请填写 IP 与协议后连接（等同新建/补全网元）。",
+      name: "名称",
+      ip: "IP 地址",
+      port: "端口",
+      protocol: "协议",
+      username: "用户名",
+      password: "密码",
+      connect: "保存并打开终端",
+      connecting: "连接中…",
+      cancel: "取消",
+      ipRequired: "请填写 IP 地址",
+      userRequired: "SSH 请填写用户名",
+      passwordRequired: "SSH 请填写密码",
+      saved: "登录信息已保存",
+    },
     edgeManual: "人工",
     edgeDiscovered: "发现",
     edgeStale: "未发现",
diff --git a/web/src/index.css b/web/src/index.css
index 5f68853..97eee66 100644
--- a/web/src/index.css
+++ b/web/src/index.css
@@ -6667,6 +6667,25 @@ pre {
   font-weight: 700;
 }
 
+/* Selected link: glow + wider interaction halo (inline stroke otherwise hides RF defaults). */
+.topo-canvas .react-flow__edge.selected .react-flow__edge-interaction,
+.topo-canvas .react-flow__edge.topo-edge--selected .react-flow__edge-interaction {
+  stroke: #2563eb !important;
+  stroke-width: 14px !important;
+  stroke-opacity: 0.28 !important;
+}
+
+.topo-canvas .react-flow__edge.selected .react-flow__edge-path,
+.topo-canvas .react-flow__edge.topo-edge--selected .react-flow__edge-path {
+  stroke-linecap: round;
+}
+
+.topo-canvas .react-flow__edge.selected .react-flow__edge-text,
+.topo-canvas .react-flow__edge.topo-edge--selected .react-flow__edge-text {
+  fill: #1d4ed8;
+  font-weight: 700;
+}
+
 .topo-node__icon {
   display: block;
   width: 56px;
@@ -6797,31 +6816,44 @@ pre {
       90deg,
       transparent 0%,
       transparent 52%,
-      rgba(0, 5, 12, 0.28) 70%,
-      rgba(0, 5, 12, 0.68) 88%,
-      rgba(0, 5, 12, 0.88) 100%
+      rgba(0, 5, 12, 0.18) 70%,
+      rgba(0, 5, 12, 0.48) 88%,
+      rgba(0, 5, 12, 0.72) 100%
     ),
     linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, transparent 30%, transparent 72%, rgba(0, 0, 0, 0.38) 100%);
 }
 
-/* Distant sun — upper-left, feeds the lit limb. */
-.login-page__sun {
+/* Tiny sun flare — upper-left void. */
+.login-page__flares {
+  position: absolute;
+  inset: 0;
+  z-index: 4;
+  pointer-events: none;
+  overflow: hidden;
+}
+
+.login-page__flare {
   position: absolute;
-  z-index: 0;
-  top: -2%;
-  left: -4%;
-  width: min(520px, 42vw);
-  height: min(520px, 42vw);
   border-radius: 50%;
   pointer-events: none;
-  background: radial-gradient(
-    circle at 55% 55%,
-    rgba(160, 205, 255, 0.26) 0%,
-    rgba(90, 150, 240, 0.12) 32%,
-    rgba(50, 110, 210, 0.04) 55%,
-    transparent 72%
-  );
-  filter: blur(8px);
+  opacity: 0.85;
+}
+
+.login-page__flare--a {
+  width: 44px;
+  height: 44px;
+  left: 7%;
+  top: 11%;
+  background:
+    radial-gradient(
+      circle at 50% 50%,
+      rgba(245, 250, 255, 0.92) 0%,
+      rgba(170, 210, 255, 0.48) 28%,
+      rgba(90, 150, 245, 0.14) 55%,
+      transparent 78%
+    );
+  box-shadow: 0 0 16px 3px rgba(120, 180, 255, 0.2);
+  animation: login-flare-pulse-a 10s ease-in-out infinite alternate;
 }
 
 .login-planet {
@@ -6834,24 +6866,6 @@ pre {
   animation: login-planet-enter 1.8s cubic-bezier(0.76, -0.46, 0.37, 0.99) both;
 }
 
-/* Soft blue atmosphere outside the clipped ball — fades into space. */
-.login-planet::after {
-  content: "";
-  position: absolute;
-  z-index: 0;
-  inset: -10%;
-  border-radius: 50%;
-  pointer-events: none;
-  background: radial-gradient(
-    120% 105% at 28% 24%,
-    transparent 48%,
-    rgba(40, 100, 210, 0.38) 64%,
-    rgba(55, 125, 230, 0.18) 74%,
-    transparent 86%
-  );
-  filter: blur(10px);
-}
-
 .login-planet__earth {
   position: relative;
   z-index: 1;
@@ -6859,16 +6873,13 @@ pre {
   height: 100%;
   border-radius: 50%;
   overflow: hidden;
-  /* Feather the limb into space — no hard circular cut. */
-  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 86%, transparent 100%);
-  mask-image: radial-gradient(circle at 50% 50%, #000 86%, transparent 100%);
-  box-shadow:
-    -16px -18px 40px 8px rgba(60, 130, 230, 0.35),
-    -6px -8px 16px 2px rgba(80, 150, 240, 0.22);
+  /* Soft dissolve into space — no outer glow (Earth does not emit light). */
+  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 87%, transparent 100%);
+  mask-image: radial-gradient(circle at 50% 50%, #000 87%, transparent 100%);
   transform-origin: center center;
 }
 
-/* Surface light falloff: bright TL → soft mid → deeper BR. */
+/* Gentle volume shade — cooler blue midtones. */
 .login-planet__earth::before {
   content: "";
   position: absolute;
@@ -6878,19 +6889,16 @@ pre {
   pointer-events: none;
   background: linear-gradient(
     148deg,
-    rgba(120, 175, 255, 0.22) 0%,
-    rgba(70, 130, 220, 0.1) 18%,
-    rgba(40, 90, 180, 0.04) 34%,
-    transparent 48%,
-    rgba(0, 12, 36, 0.16) 68%,
-    rgba(0, 8, 24, 0.36) 86%,
-    rgba(0, 4, 16, 0.5) 100%
+    rgba(70, 130, 210, 0.16) 0%,
+    rgba(45, 100, 185, 0.08) 20%,
+    transparent 42%,
+    rgba(0, 12, 36, 0.22) 72%,
+    rgba(0, 8, 24, 0.42) 100%
   );
 }
 
 /*
- * Blue atmosphere crescent on the sun limb + soft edge wash that
- * dissolves with the feathered mask.
+ * Blue atmospheric limb (scattered sunlight) — stays on the sphere only.
  */
 .login-planet__earth::after {
   content: "";
@@ -6901,23 +6909,23 @@ pre {
   pointer-events: none;
   background:
     radial-gradient(
-      130% 100% at 6% 10%,
-      rgba(90, 160, 255, 0.62) 0%,
-      rgba(50, 120, 230, 0.36) 24%,
-      rgba(30, 90, 200, 0.12) 46%,
-      transparent 64%
+      120% 95% at 10% 12%,
+      rgba(55, 130, 230, 0.42) 0%,
+      rgba(40, 110, 210, 0.22) 28%,
+      rgba(30, 90, 185, 0.08) 48%,
+      transparent 66%
     ),
     radial-gradient(
       circle at 50% 50%,
-      transparent 72%,
-      rgba(40, 105, 215, 0.16) 86%,
-      rgba(55, 130, 235, 0.32) 93%,
-      rgba(70, 150, 245, 0.12) 98%,
+      transparent 74%,
+      rgba(40, 105, 200, 0.14) 88%,
+      rgba(50, 120, 215, 0.22) 94%,
       transparent 100%
     );
   box-shadow:
-    inset 28px 32px 36px 4px rgba(70, 140, 235, 0.16),
-    inset -22px -26px 48px 12px rgba(0, 6, 20, 0.28);
+    inset 0 0 20px 4px rgba(45, 110, 200, 0.28),
+    inset 22px 26px 32px 4px rgba(60, 130, 220, 0.12),
+    inset -20px -24px 40px 10px rgba(0, 6, 20, 0.3);
   animation: login-earth-inner 2.2s ease-in-out 0.7s both;
 }
 
@@ -6938,7 +6946,7 @@ pre {
 
 .login-page__rail {
   position: relative;
-  z-index: 3;
+  z-index: 5;
   grid-column: 2;
   display: flex;
   align-items: center;
@@ -7215,16 +7223,26 @@ pre {
   }
 }
 
+@keyframes login-flare-pulse-a {
+  from { opacity: 0.7; transform: scale(0.96); }
+  to { opacity: 1; transform: scale(1.08); }
+}
+
 @media (prefers-reduced-motion: reduce) {
   /* Keep ambient earth spin; only drop entrance flourishes. */
   .login-planet,
   .login-planet__earth::after,
   .login-card,
   .login-card__brand,
-  .login-card__error {
+  .login-card__error,
+  .login-page__flare {
     animation: none !important;
   }
 
+  .login-page__flare {
+    opacity: 0.85;
+  }
+
   .login-planet {
     transform: rotate(5deg);
   }
diff --git a/web/src/pages/LoginShell.tsx b/web/src/pages/LoginShell.tsx
index fdd2136..8a0ce00 100644
--- a/web/src/pages/LoginShell.tsx
+++ b/web/src/pages/LoginShell.tsx
@@ -5,13 +5,16 @@ export function LoginShell({ children }: { children: ReactNode }) {
   return (
     <div className="login-page">
       <div className="login-page__space" aria-hidden="true">
-        <div className="login-page__sun" />
         <div className="login-planet">
           <div className="login-planet__earth">
             <div className="login-planet__textures" />
           </div>
         </div>
       </div>
+      {/* Sibling of space so blooms sit above the stage, under the login card. */}
+      <div className="login-page__flares" aria-hidden="true">
+        <span className="login-page__flare login-page__flare--a" />
+      </div>
       <aside className="login-page__rail">{children}</aside>
     </div>
   );
diff --git a/web/src/pages/TopologyPage.tsx b/web/src/pages/TopologyPage.tsx
index 4217b5c..66d6192 100644
--- a/web/src/pages/TopologyPage.tsx
+++ b/web/src/pages/TopologyPage.tsx
@@ -35,12 +35,14 @@ import "@xyflow/react/dist/style.css";
 import {
   addTopologyViewNodes,
   createFabricManualEdge,
+  createManagedNe,
   createTopologyFolder,
   createTopologyView,
   deleteTopologyFolder,
   deleteTopologyMap,
   fetchLldpDiscoverJob,
   fetchManagedNe,
+  fetchManagedNeById,
   fetchTopologyGraph,
   fetchTopologyTree,
   fetchUmeNe,
@@ -50,6 +52,7 @@ import {
   removeTopologyViewNodes,
   searchFabricNodes,
   startLldpDiscover,
+  updateManagedNe,
   updateTopologyFolder,
   updateTopologyMap,
 } from "../services/api";
@@ -276,6 +279,17 @@ type CtxMenu =
   | { kind: "edge"; id: string; x: number; y: number }
   | { kind: "selection"; x: number; y: number };
 
+/** Complete / create login for unmanaged topology nodes (LLDP placeholders, orphans). */
+type TermConnectDialog = {
+  neId: string;
+  name: string;
+  ip_address: string;
+  port: number;
+  protocol: "ssh" | "telnet";
+  username: string;
+  password: string;
+};
+
 const TopoDisplayContext = createContext<TopoDisplayOpts>({
   hideIp: true,
   hideVendor: true,
@@ -550,8 +564,25 @@ function edgeMarker(stroke: string) {
 
 function withEdgeVisual(edge: Edge, defaults: EdgeDefaults): Edge {
   const data = (edge.data || {}) as EdgeStyleData;
-  const style = resolveEdgeStyle(data, defaults);
-  return { ...edge, style, markerEnd: edgeMarker(style.stroke) };
+  const base = resolveEdgeStyle(data, defaults);
+  const selected = Boolean(edge.selected);
+  // Inline stroke beats RF's default .selected CSS — bump width + glow so selection is obvious.
+  const style = {
+    ...base,
+    strokeWidth: selected ? Math.min(14, Number(base.strokeWidth || 2) + 2.5) : base.strokeWidth,
+    ...(selected
+      ? {
+          filter:
+            "drop-shadow(0 0 2.5px rgba(37, 99, 235, 0.95)) drop-shadow(0 0 1px rgba(15, 23, 42, 0.4))",
+        }
+      : { filter: undefined }),
+  };
+  return {
+    ...edge,
+    style,
+    markerEnd: edgeMarker(base.stroke),
+    className: selected ? "topo-edge--selected" : undefined,
+  };
 }
 
 function graphToFlow(
@@ -697,6 +728,8 @@ export function TopologyPage() {
   );
   const [sidebarCollapsed, setSidebarCollapsed] = useState(false);
   const [addNeOpen, setAddNeOpen] = useState(false);
+  const [termDialog, setTermDialog] = useState<TermConnectDialog | null>(null);
+  const [termBusy, setTermBusy] = useState(false);
   const [paletteSource, setPaletteSource] = useState<PaletteSource>("managed");
   const [paletteSelectedKeys, setPaletteSelectedKeys] = useState<string[]>([]);
   const [paletteAdding, setPaletteAdding] = useState(false);
@@ -1665,15 +1698,15 @@ export function TopologyPage() {
   const clearSelection = useCallback(() => {
     setSelectedEdgeId(null);
     setNodes((ns) => ns.map((n) => ({ ...n, selected: false })));
-    setEdges((es) => es.map((e) => ({ ...e, selected: false })));
+    setEdges((es) => es.map((e) => withEdgeVisual({ ...e, selected: false }, edgeDefaults)));
     connectClickRef.current = null;
-  }, [setNodes, setEdges]);
+  }, [setNodes, setEdges, edgeDefaults]);
 
   const selectAllNodes = useCallback(() => {
     setSelectedEdgeId(null);
     setNodes((ns) => ns.map((n) => ({ ...n, selected: true })));
-    setEdges((es) => es.map((e) => ({ ...e, selected: false })));
-  }, [setNodes, setEdges]);
+    setEdges((es) => es.map((e) => withEdgeVisual({ ...e, selected: false }, edgeDefaults)));
+  }, [setNodes, setEdges, edgeDefaults]);
 
   const removeSelected = useCallback(async () => {
     if (!mapId) return;
@@ -1806,15 +1839,48 @@ export function TopologyPage() {
 
   const openWebcrtFor = (node: Node<NeNodeData> | null) => {
     closeCtxMenu();
-    const managedId = node?.data.managed_ne_id;
-    const umeId = node?.data.ume_ne_id;
-    if (managedId) {
+    if (!node) return;
+    const managedId = String(node.data.managed_ne_id || "").trim();
+    const umeId = String(node.data.ume_ne_id || "").trim();
+
+    const openManaged = (neId: string) => {
       openOrFocusModule({
         moduleId: "webcrt",
-        path: `/webcrt?ne_id=${encodeURIComponent(managedId)}`,
+        path: `/webcrt?ne_id=${encodeURIComponent(neId)}`,
       });
+    };
+
+    if (managedId) {
+      void (async () => {
+        try {
+          const ne = await fetchManagedNeById(managedId);
+          const src = String(ne.source || "").trim().toLowerCase();
+          const hasIp = Boolean(String(ne.ip_address || "").trim());
+          // Ready inventory / WebCRT hosts: reuse stored credentials.
+          // LLDP placeholders (empty IP) and other incomplete rows need a form.
+          const needsSetup = !hasIp || src === "lldp";
+          if (!needsSetup) {
+            openManaged(managedId);
+            return;
+          }
+          const hintIp = String(ne.ip_address || ne.source_ref || node.data.ne_ip || "").trim();
+          const proto = String(ne.protocol || "ssh").toLowerCase() === "telnet" ? "telnet" : "ssh";
+          setTermDialog({
+            neId: managedId,
+            name: String(ne.name || node.data.label || "").trim(),
+            ip_address: hintIp,
+            port: Number(ne.port) || (proto === "telnet" ? 23 : 22),
+            protocol: proto,
+            username: String(ne.username || "").trim(),
+            password: "",
+          });
+        } catch (err) {
+          showError(String(err));
+        }
+      })();
       return;
     }
+
     if (umeId) {
       openOrFocusModule({
         moduleId: "webcrt",
@@ -1822,7 +1888,81 @@ export function TopologyPage() {
       });
       return;
     }
-    showError(t("topology.noNeLink"));
+
+    // No inventory link — same as creating a managed NE, then open terminal.
+    setTermDialog({
+      neId: "",
+      name: String(node.data.label || "").trim(),
+      ip_address: String(node.data.ne_ip || "").trim(),
+      port: 22,
+      protocol: "ssh",
+      username: "",
+      password: "",
+    });
+  };
+
+  const submitTermDialog = async () => {
+    if (!termDialog || termBusy) return;
+    const ip = termDialog.ip_address.trim();
+    if (!ip) {
+      showError(t("topology.termConnect.ipRequired"));
+      return;
+    }
+    const protocol = termDialog.protocol;
+    const username = termDialog.username.trim();
+    if (protocol === "ssh" && !username) {
+      showError(t("topology.termConnect.userRequired"));
+      return;
+    }
+    if (protocol === "ssh" && !termDialog.password) {
+      showError(t("topology.termConnect.passwordRequired"));
+      return;
+    }
+    const port = Number(termDialog.port) || (protocol === "telnet" ? 23 : 22);
+    const name = termDialog.name.trim() || ip;
+    setTermBusy(true);
+    try {
+      let neId = termDialog.neId;
+      if (neId) {
+        await updateManagedNe(neId, {
+          name,
+          ip_address: ip,
+          port,
+          protocol,
+          username,
+          ...(protocol === "ssh" ? { password: termDialog.password } : {}),
+        });
+        setNodes((ns) =>
+          ns.map((n) =>
+            String(n.data.managed_ne_id || "") === neId
+              ? { ...n, data: { ...n.data, ne_ip: ip, label: name || n.data.label } }
+              : n,
+          ),
+        );
+      } else {
+        const created = await createManagedNe({
+          name,
+          vendor: "Other",
+          device_type: "generic",
+          ip_address: ip,
+          port,
+          protocol,
+          username: username || (protocol === "telnet" ? "" : username),
+          password: protocol === "ssh" ? termDialog.password : "",
+        });
+        neId = created.id;
+      }
+      setTermDialog(null);
+      showOk(t("topology.termConnect.saved"));
+      openOrFocusModule({
+        moduleId: "webcrt",
+        path: `/webcrt?ne_id=${encodeURIComponent(neId)}`,
+      });
+    } catch (err) {
+      showError(String(err));
+    } finally {
+      setTermBusy(false);
+    }
   };
 
   const openNeFor = (node: Node<NeNodeData> | null) => {
@@ -1909,9 +2049,9 @@ export function TopologyPage() {
           return { ...n, selected: n.id === nodeId };
         }),
       );
-      setEdges((es) => es.map((e) => ({ ...e, selected: false })));
+      setEdges((es) => es.map((e) => withEdgeVisual({ ...e, selected: false }, edgeDefaults)));
     },
-    [setNodes, setEdges],
+    [setNodes, setEdges, edgeDefaults],
   );
 
   const locateNode = useCallback(
@@ -2080,9 +2220,11 @@ export function TopologyPage() {
     (edgeId: string) => {
       setSelectedEdgeId(edgeId);
       setNodes((ns) => ns.map((n) => ({ ...n, selected: false })));
-      setEdges((es) => es.map((e) => ({ ...e, selected: e.id === edgeId })));
+      setEdges((es) =>
+        es.map((e) => withEdgeVisual({ ...e, selected: e.id === edgeId }, edgeDefaults)),
+      );
     },
-    [setNodes, setEdges],
+    [setNodes, setEdges, edgeDefaults],
   );
 
   const onNodeClick = useCallback(
@@ -3649,8 +3791,136 @@ export function TopologyPage() {
         </ul>
       ) : null}
 
-
-
+      {termDialog ? (
+        <div
+          className="modal-backdrop"
+          role="presentation"
+          onClick={() => {
+            if (!termBusy) setTermDialog(null);
+          }}
+        >
+          <div
+            className="modal"
+            role="dialog"
+            aria-modal="true"
+            aria-labelledby="topo-term-connect-title"
+            onClick={(e) => e.stopPropagation()}
+          >
+            <h3 id="topo-term-connect-title">
+              {termDialog.neId ? t("topology.termConnect.title") : t("topology.termConnect.titleCreate")}
+            </h3>
+            <p className="form-hint">{t("topology.termConnect.hint")}</p>
+            <div className="form-grid">
+              <label>
+                <span className="form-label">{t("topology.termConnect.name")}</span>
+                <input
+                  value={termDialog.name}
+                  disabled={termBusy}
+                  onChange={(e) => setTermDialog({ ...termDialog, name: e.target.value })}
+                />
+              </label>
+              <label>
+                <span className="form-label">
+                  {t("topology.termConnect.protocol")}
+                  <span className="form-label__required" aria-hidden="true">
+                    {" "}
+                    *
+                  </span>
+                </span>
+                <select
+                  value={termDialog.protocol}
+                  disabled={termBusy}
+                  onChange={(e) => {
+                    const protocol = e.target.value === "telnet" ? "telnet" : "ssh";
+                    setTermDialog({
+                      ...termDialog,
+                      protocol,
+                      port: protocol === "telnet" ? 23 : 22,
+                    });
+                  }}
+                >
+                  <option value="ssh">SSH</option>
+                  <option value="telnet">Telnet</option>
+                </select>
+              </label>
+              <label>
+                <span className="form-label">
+                  {t("topology.termConnect.ip")}
+                  <span className="form-label__required" aria-hidden="true">
+                    {" "}
+                    *
+                  </span>
+                </span>
+                <input
+                  required
+                  autoFocus
+                  value={termDialog.ip_address}
+                  disabled={termBusy}
+                  placeholder="192.168.1.1"
+                  onChange={(e) => setTermDialog({ ...termDialog, ip_address: e.target.value })}
+                />
+              </label>
+              <label>
+                <span className="form-label">{t("topology.termConnect.port")}</span>
+                <input
+                  type="number"
+                  value={termDialog.port}
+                  disabled={termBusy}
+                  onChange={(e) =>
+                    setTermDialog({
+                      ...termDialog,
+                      port: Number(e.target.value) || (termDialog.protocol === "telnet" ? 23 : 22),
+                    })
+                  }
+                />
+              </label>
+              {termDialog.protocol === "ssh" ? (
+                <>
+                  <label>
+                    <span className="form-label">
+                      {t("topology.termConnect.username")}
+                      <span className="form-label__required" aria-hidden="true">
+                        {" "}
+                        *
+                      </span>
+                    </span>
+                    <input
+                      required
+                      value={termDialog.username}
+                      disabled={termBusy}
+                      onChange={(e) => setTermDialog({ ...termDialog, username: e.target.value })}
+                    />
+                  </label>
+                  <label>
+                    <span className="form-label">
+                      {t("topology.termConnect.password")}
+                      <span className="form-label__required" aria-hidden="true">
+                        {" "}
+                        *
+                      </span>
+                    </span>
+                    <input
+                      type="password"
+                      required
+                      value={termDialog.password}
+                      disabled={termBusy}
+                      onChange={(e) => setTermDialog({ ...termDialog, password: e.target.value })}
+                    />
+                  </label>
+                </>
+              ) : null}
+            </div>
+            <div className="modal__actions">
+              <button type="button" disabled={termBusy} onClick={() => setTermDialog(null)}>
+                {t("topology.termConnect.cancel")}
+              </button>
+              <button type="button" disabled={termBusy} onClick={() => void submitTermDialog()}>
+                {termBusy ? t("topology.termConnect.connecting") : t("topology.termConnect.connect")}
+              </button>
+            </div>
+          </div>
+        </div>
+      ) : null}
     </div>
   );
 }