diff --git a/Nlbench.sh b/Nlbench.sh
index 68c09c9..0311703 100644
--- a/Nlbench.sh
+++ b/Nlbench.sh
@@ -259,12 +259,12 @@ detect_region() {
 }
 
 # 服务器 VPS 信息
-AUXILIARY_VPS="205.185.119.208"
+AUXILIARY_VPS="107.189.11.25"
 IPERF_PORT=5201
 TEST_DURATION=30
 
 run_iperf3_test() {
-    echo -e "${GREEN}服务端VPS位于美国拉斯维加斯${NC}"
+    echo -e "${GREEN}服务端VPS位于卢森堡${NC}"
     echo -e "${GREEN}连接到服务端进行iperf3测试。。。${NC}"
     timeout ${TEST_DURATION}s iperf3 -c $AUXILIARY_VPS -p $IPERF_PORT -t $TEST_DURATION
     if [ $? -eq 0 ]; then