diff --git a/prepare-envs.sh b/prepare-envs.sh
index f7b2bb0..252f8a8 100755
--- a/prepare-envs.sh
+++ b/prepare-envs.sh
@@ -54,6 +54,8 @@ fi
 [[ ! "$INFLUX_WINDOW_INTERVAL_LONG" ]] && INFLUX_WINDOW_INTERVAL_LONG="30m"
 [[ ! "$ARTIFACT_BUCKET" ]] && echo no ARTIFACT_BUCKET && exit 1
 [[ ! "$ENV_ARTIFACT_FILE" ]] && ENV_ARTIFACT_FILE="env-artifact.sh"
+[[ ! "$CLIENT_NODE_ID_FILE" ]] && CLIENT_NODE_ID_FILE="validator_identity.json" && echo "CLIENT_NODE_ID_FILE no found , use $CLIENT_NODE_ID_FILE"
+[[ ! "$CLIENT_NODE_IP_FILE" ]] && CLIENT_NODE_IP_FILE="validator_ip.txt" && echo "CLIENT_NODE_IP_FILE no found , use $CLIENT_NODE_IP_FILE"
 
 source utils.sh
 echo ----- stage: prepare metrics env for both query and write ------ 
@@ -111,4 +113,6 @@ echo "LARGE_DATA_SET=$LARGE_DATA_SET" >> env-artifact.sh
 echo "INFLUX_WINDOW_INTERVAL=$INFLUX_WINDOW_INTERVAL" >> env-artifact.sh
 echo "INFLUX_WINDOW_INTERVAL_LONG=$INFLUX_WINDOW_INTERVAL_LONG" >> env-artifact.sh
 echo "REPORT_BUCKET=$REPORT_BUCKET" >> env-artifact.sh
+echo "CLIENT_NODE_ID_FILE=$CLIENT_NODE_ID_FILE" >> env-artifact.sh
+echo "CLIENT_NODE_IP_FILE=$CLIENT_NODE_IP_FILE" >> env-artifact.sh
 cat dos-metrics-env.sh >> env-artifact.sh
diff --git a/start-build-dependency.sh b/start-build-dependency.sh
index 3ec4272..d1abace 100755
--- a/start-build-dependency.sh
+++ b/start-build-dependency.sh
@@ -108,4 +108,8 @@ download_file "gs://$DOS_BENCH_TPS_PRIVATE_BUCKET" "$KEYPAIR_TAR_FILE" "$HOME"
 tar -xzvf $KEYPAIR_TAR_FILE
 [[ ! -f "$HOME/keypair-configs/$KEYPAIR_FILE" ]]&&echo no "$KEYPAIR_FILE" file && exit 1
 cp "$HOME/keypair-configs/$KEYPAIR_FILE" "$HOME"
+download_file "gs://$DOS_BENCH_TPS_PRIVATE_BUCKET" "${CLIENT_NODE_ID_FILE}" "$HOME"
+[[ ! -f "${CLIENT_NODE_ID_FILE}" ]]&& echo "no ${CLIENT_NODE_ID_FILE} found" && exit 1
+download_file "gs://$DOS_BENCH_TPS_PRIVATE_BUCKET" "${CLIENT_NODE_IP_FILE}" ./
+[[ ! -f "${CLIENT_NODE_IP_FILE}" ]]&& echo "no ${CLIENT_NODE_IP_FILE} found" && exit 1
 exit 0
diff --git a/start-dos-test.sh b/start-dos-test.sh
index ee9f3bb..8a75d32 100755
--- a/start-dos-test.sh
+++ b/start-dos-test.sh
@@ -11,13 +11,16 @@ source $HOME/env-artifact.sh
 [[ ! "$KEYPAIR_FILE" ]]&& KEYPAIR_FILE=large-keypairs.yaml && echo No KEYPAIR_FILE Env , use $KEYPAIR_FILE
 #### bench-tps ENV ####
 echo --- stage:setup bench-tps parameters ---
+CLIENT_NODE_IP=$(cat "$HOME/${CLIENT_NODE_IP_FILE}")
 args=(
   -u "$ENDPOINT"
   --identity "$HOME/$ID_FILE"
   --read-client-keys "$HOME/$KEYPAIR_FILE"
-  --duration "$TX_COUNT"
-  --tx_count "$DURATION" 
+  --duration "$DURATION"
+  --tx_count "$TX_COUNT"
   --thread-batch-sleep-ms "$THREAD_BATCH_SLEEP_MS"
+  --client-node-id "$HOME/${CLIENT_NODE_ID_FILE}"
+  --bind-address "${CLIENT_NODE_IP}"
 )
 # b) use_tpu_client (boolean, if true --use-tpu-client, if false --use-rpc-client)
 # f) tx_count (--tx_count 10000 for the UDP test and --tx_count 2000 per client for the QUIC )