diff --git a/frontend/src/NetworkMapUnifi.jsx b/frontend/src/NetworkMapUnifi.jsx
index ccc2c73..977faf6 100644
--- a/frontend/src/NetworkMapUnifi.jsx
+++ b/frontend/src/NetworkMapUnifi.jsx
@@ -287,6 +287,7 @@ export default function NetworkMapUnifi({
         to,
         p1,
         p2,
+        pingMs: typeof ms === 'number' ? ms : null,
         pingLabel,
         speedLabel,
         compactEdgeLabel,
@@ -477,16 +478,114 @@ export default function NetworkMapUnifi({
     };
   }, [computeCurvePoints, size.w, size.h]);
 
+  const problematicNodes = useMemo(() => {
+    const byIp = new Map();
+    servers.forEach((s) => {
+      byIp.set(String(s.ip), {
+        ip: String(s.ip),
+        dns: s.dns || '',
+        type: String(s.type || '').toLowerCase(),
+        linkCount: 0,
+        staleCount: 0,
+        maxPingMs: null,
+        minSpeedMbps: null,
+      });
+    });
+
+    (connections || []).forEach((c) => {
+      const from = byIp.get(String(c.from));
+      const to = byIp.get(String(c.to));
+      if (from) from.linkCount += 1;
+      if (to) to.linkCount += 1;
+    });
+
+    routedEdges.forEach((e) => {
+      [e.from, e.to].forEach((nodeIp) => {
+        const node = byIp.get(String(nodeIp));
+        if (!node) return;
+        if (e.stale) node.staleCount += 1;
+        if (typeof e.pingMs === 'number') {
+          node.maxPingMs = node.maxPingMs == null ? e.pingMs : Math.max(node.maxPingMs, e.pingMs);
+        }
+        const down = e.speed?.tcpDownloadBps != null ? e.speed.tcpDownloadBps / 1_000_000 : null;
+        const up = e.speed?.tcpUploadBps != null ? e.speed.tcpUploadBps / 1_000_000 : null;
+        const edgeMin = down != null && up != null ? Math.min(down, up) : (down ?? up);
+        if (edgeMin != null && Number.isFinite(edgeMin)) {
+          node.minSpeedMbps = node.minSpeedMbps == null ? edgeMin : Math.min(node.minSpeedMbps, edgeMin);
+        }
+      });
+    });
+
+    return Array.from(byIp.values())
+      .map((n) => {
+        const issues = [];
+        let riskScore = 0;
+
+        if (n.maxPingMs != null) {
+          if (n.maxPingMs >= 120) {
+            issues.push('Очень высокий ping');
+            riskScore += 3;
+          } else if (n.maxPingMs >= 80) {
+            issues.push('Повышенный ping');
+            riskScore += 2;
+          }
+        }
+
+        if (n.minSpeedMbps != null) {
+          if (n.minSpeedMbps < 40) {
+            issues.push('Низкая скорость');
+            riskScore += 3;
+          } else if (n.minSpeedMbps < 80) {
+            issues.push('Скорость ниже нормы');
+            riskScore += 2;
+          }
+        }
+
+        if (n.staleCount > 0) {
+          issues.push('Есть устаревшие метрики');
+          riskScore += n.staleCount >= 2 ? 2 : 1;
+        }
+
+        if (n.linkCount >= 7) {
+          issues.push('Высокая связанность');
+          riskScore += 1;
+        }
+
+        return {
+          ...n,
+          issues,
+          riskScore,
+          nodeLabel: n.dns ? String(n.dns).split('.')[0] : n.ip,
+        };
+      })
+      .filter((n) => n.issues.length > 0)
+      .sort((a, b) =>
+        b.riskScore - a.riskScore ||
+        (b.maxPingMs ?? -1) - (a.maxPingMs ?? -1) ||
+        (a.minSpeedMbps ?? Infinity) - (b.minSpeedMbps ?? Infinity)
+      );
+  }, [servers, connections, routedEdges]);
+
+  const criticalNodes = useMemo(
+    () => problematicNodes.filter((n) => n.riskScore >= 4).slice(0, 8),
+    [problematicNodes]
+  );
+  const warningNodes = useMemo(
+    () => problematicNodes.filter((n) => n.riskScore >= 1 && n.riskScore < 4).slice(0, 12),
+    [problematicNodes]
+  );
+
   if (servers.length === 0) return null;
 
   return (
+    <>
     <div
       ref={containerRef}
       className="network-map-unifi"
       style={{
         width: '100%',
-        height: 520,
-        minHeight: 400,
+        height: isFullscreen ? '100%' : '68vh',
+        minHeight: isFullscreen ? 400 : 620,
         background: UNIFI_BG,
         borderRadius: 12,
         overflow: 'hidden',
@@ -943,5 +1042,100 @@ export default function NetworkMapUnifi({
         </div>
       </div>
     </div>
+    <div className="row g-3 mt-2">
+      <div className="col-12 col-xl-6">
+        <div
+          className="card"
+          style={{ background: '#0f172a', border: `1px solid ${UNIFI_CARD_BORDER}` }}
+        >
+          <div className="card-header">
+            <h3 className="card-title mb-0">Критичные узлы</h3>
+          </div>
+          <div className="table-responsive">
+            <table className="table card-table table-vcenter table-nowrap mb-0 table-sm">
+              <thead>
+                <tr>
+                  <th scope="col">Узел</th>
+                  <th scope="col">Тип</th>
+                  <th scope="col">Ping max</th>
+                  <th scope="col">Speed min</th>
+                  <th scope="col">Связи</th>
+                  <th scope="col">Проблемы</th>
+                </tr>
+              </thead>
+              <tbody>
+                {criticalNodes.length === 0 ? (
+                  <tr>
+                    <td colSpan={6} className="text-muted">Критичных узлов не найдено</td>
+                  </tr>
+                ) : (
+                  criticalNodes.map((n) => (
+                    <tr key={`critical-${n.ip}`}>
+                      <td>
+                        <div className="fw-semibold">{n.nodeLabel}</div>
+                        <div className="text-muted small">{n.ip}</div>
+                      </td>
+                      <td>
+                        <span className="badge bg-secondary-lt text-secondary">
+                          {String(n.type || 'node').toUpperCase()}
+                        </span>
+                      </td>
+                      <td>{n.maxPingMs != null ? `${n.maxPingMs} ms` : '—'}</td>
+                      <td>{n.minSpeedMbps != null ? `${n.minSpeedMbps.toFixed(1)} Мбит/с` : '—'}</td>
+                      <td>{n.linkCount}</td>
+                      <td className="text-warning">{n.issues.slice(0, 2).join(', ')}</td>
+                    </tr>
+                  ))
+                )}
+              </tbody>
+            </table>
+          </div>
+        </div>
+      </div>
+      <div className="col-12 col-xl-6">
+        <div
+          className="card"
+          style={{ background: '#0f172a', border: `1px solid ${UNIFI_CARD_BORDER}` }}
+        >
+          <div className="card-header">
+            <h3 className="card-title mb-0">Требуют внимания</h3>
+          </div>
+          <div className="table-responsive">
+            <table className="table card-table table-vcenter table-nowrap mb-0 table-sm table-striped">
+              <thead>
+                <tr>
+                  <th scope="col">Узел</th>
+                  <th scope="col">Ping max</th>
+                  <th scope="col">Speed min</th>
+                  <th scope="col">Stale</th>
+                  <th scope="col">Проблемы</th>
+                </tr>
+              </thead>
+              <tbody>
+                {warningNodes.length === 0 ? (
+                  <tr>
+                    <td colSpan={5} className="text-muted">Узлов с предупреждениями не найдено</td>
+                  </tr>
+                ) : (
+                  warningNodes.map((n) => (
+                    <tr key={`warn-${n.ip}`}>
+                      <td>
+                        <div className="fw-semibold">{n.nodeLabel}</div>
+                        <div className="text-muted small">{n.ip}</div>
+                      </td>
+                      <td>{n.maxPingMs != null ? `${n.maxPingMs} ms` : '—'}</td>
+                      <td>{n.minSpeedMbps != null ? `${n.minSpeedMbps.toFixed(1)} Мбит/с` : '—'}</td>
+                      <td>{n.staleCount}</td>
+                      <td className="text-muted">{n.issues.slice(0, 2).join(', ')}</td>
+                    </tr>
+                  ))
+                )}
+              </tbody>
+            </table>
+          </div>
+        </div>
+      </div>
+    </div>
+    </>
   );
 }