diff --git a/internal/web/service/node.go b/internal/web/service/node.go
index 2d59d0e9e..6fde81f50 100644
--- a/internal/web/service/node.go
+++ b/internal/web/service/node.go
@@ -533,9 +533,17 @@ func FilterNodeSnapshot(n *model.Node, snap *runtime.TrafficSnapshot) {
 	if n == nil || snap == nil || n.InboundSyncMode != "selected" {
 		return
 	}
-	allowed := make(map[string]struct{}, len(n.InboundTags))
+	prefix := nodeTagPrefix(&n.Id)
+	allowed := make(map[string]struct{}, len(n.InboundTags)*2)
 	for _, tag := range n.InboundTags {
 		allowed[tag] = struct{}{}
+		if prefix != "" {
+			if stripped, found := strings.CutPrefix(tag, prefix); found {
+				allowed[stripped] = struct{}{}
+			} else {
+				allowed[prefix+tag] = struct{}{}
+			}
+		}
 	}
 	filtered := make([]*model.Inbound, 0, len(snap.Inbounds))
 	for _, inbound := range snap.Inbounds {
diff --git a/internal/web/service/node_test.go b/internal/web/service/node_test.go
index 23f74fc0d..e3f255a26 100644
--- a/internal/web/service/node_test.go
+++ b/internal/web/service/node_test.go
@@ -212,3 +212,26 @@ func TestFilterNodeSnapshot(t *testing.T) {
 		t.Fatalf("empty selection kept %d inbounds, want 0", len(none.Inbounds))
 	}
 }
+
+func TestFilterNodeSnapshotMatchesPrefixedSelectedTag(t *testing.T) {
+	snap := &runtime.TrafficSnapshot{Inbounds: []*model.Inbound{
+		{Tag: "in-100-tcp"},
+		{Tag: "in-443-tcp"},
+	}}
+	FilterNodeSnapshot(&model.Node{
+		Id:              5,
+		InboundSyncMode: "selected",
+		InboundTags:     []string{"in-100-tcp", "n5-in-443-tcp"},
+	}, snap)
+
+	kept := make(map[string]bool, len(snap.Inbounds))
+	for _, ib := range snap.Inbounds {
+		kept[ib.Tag] = true
+	}
+	if !kept["in-443-tcp"] {
+		t.Fatalf("node-side tag in-443-tcp filtered out despite the prefixed central tag being selected; kept=%v", kept)
+	}
+	if !kept["in-100-tcp"] {
+		t.Fatalf("bare selected tag in-100-tcp was dropped; kept=%v", kept)
+	}
+}