diff --git a/api/test/peerconnection_quality_test_fixture.h b/api/test/peerconnection_quality_test_fixture.h
index 198868d7a7..1bd2eb2635 100644
--- a/api/test/peerconnection_quality_test_fixture.h
+++ b/api/test/peerconnection_quality_test_fixture.h
@@ -371,6 +371,11 @@ class PeerConnectionE2EQualityTestFixture {
         std::unique_ptr<rtc::SSLCertificateVerifier> tls_cert_verifier) = 0;
     virtual PeerConfigurer* SetIceTransportFactory(
         std::unique_ptr<IceTransportFactory> factory) = 0;
+    // Flags to set on `cricket::PortAllocator`. These flags will be added
+    // to the default ones that are presented on the port allocator.
+    // For possible values check p2p/base/port_allocator.h.
+    virtual PeerConfigurer* SetPortAllocatorExtraFlags(
+        uint32_t extra_flags) = 0;
 
     // Add new video stream to the call that will be sent from this peer.
     // Default implementation of video frames generator will be used.
diff --git a/test/DEPS b/test/DEPS
index 2d45003a76..ed994b7e79 100644
--- a/test/DEPS
+++ b/test/DEPS
@@ -60,6 +60,9 @@ specific_include_rules = {
     "+pc",
     "+p2p",
   ],
+  ".*peer_connection_quality_test_params\.h": [
+    "+p2p/base/port_allocator.h",
+  ],
   ".*network_emulation_pc_unittest\.cc": [
     "+pc/peer_connection_wrapper.h",
     "+pc/test/mock_peer_connection_observers.h",
diff --git a/test/pc/e2e/BUILD.gn b/test/pc/e2e/BUILD.gn
index 1befff95bf..4e4b6bfda3 100644
--- a/test/pc/e2e/BUILD.gn
+++ b/test/pc/e2e/BUILD.gn
@@ -60,6 +60,7 @@ if (!build_with_chromium) {
       "../../../api/transport:network_control",
       "../../../api/transport:webrtc_key_value_config",
       "../../../api/video_codecs:video_codecs_api",
+      "../../../p2p:rtc_p2p",
       "../../../rtc_base",
       "../../../rtc_base:threading",
     ]
diff --git a/test/pc/e2e/peer_configurer.h b/test/pc/e2e/peer_configurer.h
index faf887834d..33ad5ebd12 100644
--- a/test/pc/e2e/peer_configurer.h
+++ b/test/pc/e2e/peer_configurer.h
@@ -195,6 +195,11 @@ class PeerConfigurerImpl final
     components_->pc_dependencies->ice_transport_factory = std::move(factory);
     return this;
   }
+
+  PeerConfigurer* SetPortAllocatorExtraFlags(uint32_t extra_flags) override {
+    params_->port_allocator_extra_flags = extra_flags;
+    return this;
+  }
   // Implementation of PeerConnectionE2EQualityTestFixture::PeerConfigurer end.
 
   InjectableComponents* components() { return components_.get(); }
diff --git a/test/pc/e2e/peer_connection_quality_test_params.h b/test/pc/e2e/peer_connection_quality_test_params.h
index 37ccf57033..93fa8c11b9 100644
--- a/test/pc/e2e/peer_connection_quality_test_params.h
+++ b/test/pc/e2e/peer_connection_quality_test_params.h
@@ -24,6 +24,7 @@
 #include "api/transport/webrtc_key_value_config.h"
 #include "api/video_codecs/video_decoder_factory.h"
 #include "api/video_codecs/video_encoder_factory.h"
+#include "p2p/base/port_allocator.h"
 #include "rtc_base/network.h"
 #include "rtc_base/rtc_certificate_generator.h"
 #include "rtc_base/ssl_certificate.h"
@@ -112,6 +113,9 @@ struct Params {
   std::vector<PeerConnectionE2EQualityTestFixture::VideoConfig> video_configs;
   // If `audio_config` is set audio stream will be configured
   absl::optional<PeerConnectionE2EQualityTestFixture::AudioConfig> audio_config;
+  // Flags to set on `cricket::PortAllocator`. These flags will be added
+  // to the default ones that are presented on the port allocator.
+  uint32_t port_allocator_extra_flags = cricket::kDefaultPortAllocatorFlags;
   // If `rtc_event_log_path` is set, an RTCEventLog will be saved in that
   // location and it will be available for further analysis.
   absl::optional<std::string> rtc_event_log_path;
diff --git a/test/pc/e2e/test_peer_factory.cc b/test/pc/e2e/test_peer_factory.cc
index 709148c5b3..119c8e114f 100644
--- a/test/pc/e2e/test_peer_factory.cc
+++ b/test/pc/e2e/test_peer_factory.cc
@@ -257,6 +257,7 @@ PeerConnectionFactoryDependencies CreatePCFDependencies(
 // from InjectableComponents::PeerConnectionComponents.
 PeerConnectionDependencies CreatePCDependencies(
     MockPeerConnectionObserver* observer,
+    uint32_t port_allocator_extra_flags,
     std::unique_ptr<PeerConnectionComponents> pc_dependencies) {
   PeerConnectionDependencies pc_deps(observer);
 
@@ -264,7 +265,7 @@ PeerConnectionDependencies CreatePCDependencies(
       pc_dependencies->network_manager, pc_dependencies->packet_socket_factory);
 
   // This test does not support TCP
-  int flags = cricket::PORTALLOCATOR_DISABLE_TCP;
+  int flags = port_allocator_extra_flags | cricket::PORTALLOCATOR_DISABLE_TCP;
   port_allocator->set_flags(port_allocator->flags() | flags);
 
   pc_deps.allocator = std::move(port_allocator);
@@ -344,8 +345,9 @@ std::unique_ptr<TestPeer> TestPeerFactory::CreateTestPeer(
       CreateModularPeerConnectionFactory(std::move(pcf_deps));
 
   // Create peer connection.
-  PeerConnectionDependencies pc_deps = CreatePCDependencies(
-      observer.get(), std::move(components->pc_dependencies));
+  PeerConnectionDependencies pc_deps =
+      CreatePCDependencies(observer.get(), params->port_allocator_extra_flags,
+                           std::move(components->pc_dependencies));
   rtc::scoped_refptr<PeerConnectionInterface> peer_connection =
       peer_connection_factory
           ->CreatePeerConnectionOrError(params->rtc_configuration,