fix(network): выбрать IPv6-команду в экспорте GRE

docs/ux-ui/acceptance/gre213-e2e-2026-10-13.json

@@ -0,0 +1,15 @@
+{
+  "date": "2026-10-13",
+  "block": "12.5.213",
+  "uniqueCases": 6,
+  "stats": {
+    "startTime": "2026-10-13T14:43:25.817Z",
+    "duration": 14960.735,
+    "expected": 6,
+    "skipped": 0,
+    "unexpected": 0,
+    "flaky": 0
+  },
+  "apiMocked": true,
+  "scope": "IPv6 family and existing export templates on 1440/320"
+}