diff --git a/api/test/network_emulation_manager.cc b/api/test/network_emulation_manager.cc
index 236e2f0..756fe4e 100644
--- a/api/test/network_emulation_manager.cc
+++ b/api/test/network_emulation_manager.cc
@@ -82,6 +82,33 @@
   return *this;
 }
 
+NetworkEmulationManager::SimulatedNetworkNode::Builder&
+NetworkEmulationManager::SimulatedNetworkNode::Builder::
+    delay_standard_deviation_ms(int delay_standard_deviation_ms) {
+  config_.delay_standard_deviation_ms = delay_standard_deviation_ms;
+  return *this;
+}
+
+NetworkEmulationManager::SimulatedNetworkNode::Builder&
+NetworkEmulationManager::SimulatedNetworkNode::Builder::allow_reordering() {
+  config_.allow_reordering = true;
+  return *this;
+}
+
+NetworkEmulationManager::SimulatedNetworkNode::Builder&
+NetworkEmulationManager::SimulatedNetworkNode::Builder::avg_burst_loss_length(
+    int avg_burst_loss_length) {
+  config_.avg_burst_loss_length = avg_burst_loss_length;
+  return *this;
+}
+
+NetworkEmulationManager::SimulatedNetworkNode::Builder&
+NetworkEmulationManager::SimulatedNetworkNode::Builder::packet_overhead(
+    int packet_overhead) {
+  config_.packet_overhead = packet_overhead;
+  return *this;
+}
+
 NetworkEmulationManager::SimulatedNetworkNode
 NetworkEmulationManager::SimulatedNetworkNode::Builder::Build(
     uint64_t random_seed) const {
diff --git a/api/test/network_emulation_manager.h b/api/test/network_emulation_manager.h
index bc9279d..6b66d81 100644
--- a/api/test/network_emulation_manager.h
+++ b/api/test/network_emulation_manager.h
@@ -184,6 +184,10 @@
       Builder& capacity_Mbps(int link_capacity_Mbps);
       Builder& loss(double loss_rate);
       Builder& packet_queue_length(int max_queue_length_in_packets);
+      Builder& delay_standard_deviation_ms(int delay_standard_deviation_ms);
+      Builder& allow_reordering();
+      Builder& avg_burst_loss_length(int avg_burst_loss_length);
+      Builder& packet_overhead(int packet_overhead);
       SimulatedNetworkNode Build(uint64_t random_seed = 1) const;
       SimulatedNetworkNode Build(NetworkEmulationManager* net,
                                  uint64_t random_seed = 1) const;