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

lib/gre-export.test.ts

@@ -28,3 +28,7 @@ console.log('gre-export: hidden configured PSK produces an explicitly labelled t
 const incompatible = generateGreRsc({ ...tunnel, allowFastPath: true }, {})
 assert.ok(incompatible.includes("allow-fast-path=<ALLOW_FAST_PATH>"))
 assert.ok(incompatible.includes("IPsec несовместим с FastPath"))
+const ipv6 = generateGreRsc({ ...tunnel, ipsec: null, localInnerIp: "fd00:213::1/64" }, {})
+assert.ok(ipv6.includes('/ipv6/address/add address="fd00:213::1/64" interface=' + quoteRosString(tunnel.name) + " advertise=no"))
+assert.ok(!ipv6.includes("/ip/address/add"))
+assert.ok(ipv6.includes("pool/EUI-64 и остальные адреса не включены"))