diff --git a/ProxyFilter/Brook.py b/ProxyFilter/Brook.py
index 317b163..20008e2 100644
--- a/ProxyFilter/Brook.py
+++ b/ProxyFilter/Brook.py
@@ -14,7 +14,7 @@ brookFilterRules = {
         'server': {
             'optional': True,
             'type': str,
-            'format': baseFunc.toStrTidy,
+            'format': baseFunc.toHost,
             'filter': baseFunc.isHost,
             'errMsg': 'Illegal server address'
         },
diff --git a/ProxyFilter/baseFunc.py b/ProxyFilter/baseFunc.py
index 33eba89..65a00c9 100644
--- a/ProxyFilter/baseFunc.py
+++ b/ProxyFilter/baseFunc.py
@@ -127,6 +127,13 @@ def toStrTidy(raw) -> str: # change to str with trim and lower
     return toStr(raw).strip().lower()
 
 
+def toHost(raw) -> str: # format to IP address or domain
+    raw = toStrTidy(raw)
+    if raw[:1] == '[' and raw[-1:] == ']':  # [IPv6]
+        raw = raw[1:-1]
+    return raw
+
+
 class filterException(Exception): # 检测异常
     def __init__(self, reason):
         self.reason = reason
diff --git a/ProxyTester/Brook.py b/ProxyTester/Brook.py
index 8be4f70..62011a5 100644
--- a/ProxyTester/Brook.py
+++ b/ProxyTester/Brook.py
@@ -1,6 +1,8 @@
 #!/usr/bin/python
 # -*- coding:utf-8 -*-
 
+import copy
+
 testConfig = {}
 
 def __originConfig() -> dict:
@@ -8,7 +10,7 @@ def __originConfig() -> dict:
         'caption': 'Brook original',
         'client': {
             'type': 'brook',
-            'server': testConfig['host'],
+            'server': testConfig['bind'],
             'port': testConfig['port'],
             'passwd': testConfig['passwd']
         },
@@ -25,7 +27,7 @@ def __wsConfig() -> dict:
         'caption': 'Brook websocket',
         'client': {
             'type': 'brook',
-            'server': testConfig['host'],
+            'server': testConfig['bind'],
             'port': testConfig['port'],
             'passwd': testConfig['passwd'],
             'ws': {
@@ -47,7 +49,7 @@ def __wssConfig() -> dict:
         'caption': 'Brook websocket with TLS',
         'client': {
             'type': 'brook',
-            'server': testConfig['host'],
+            'server': testConfig['bind'],
             'port': testConfig['port'],
             'passwd': testConfig['passwd'],
             'ws': {
@@ -60,7 +62,7 @@ def __wssConfig() -> dict:
         },
         'server': [
             'brook', 'wssserver',
-            '--domainaddress', testConfig['host'] + ':' + str(testConfig['port']),
+            '--domainaddress', testConfig['bind'] + ':' + str(testConfig['port']),
             '--cert', testConfig['cert'],
             '--certkey', testConfig['key'],
             '--password', testConfig['passwd'],
@@ -85,7 +87,9 @@ def __brookConfig(brookConfig: dict) -> dict:
 
 def test(config: dict) -> list:
     global testConfig
-    testConfig = config
+    testConfig = copy.deepcopy(config)
+    if testConfig['bind'].find(':') >= 0:
+        testConfig['bind'] = '[' + testConfig['bind'] + ']'
     return [
         __brookConfig(__originConfig()),
         __brookConfig(__wsConfig()),
diff --git a/Test.py b/Test.py
index 4b95dc5..903c01a 100644
--- a/Test.py
+++ b/Test.py
@@ -15,7 +15,8 @@ testConfig = {
     'passwd': 'dnomd343',
     'host': 'local.343.re',
     'path': '/test',
-    'bind': '127.0.0.1',
+    'bind': '::1',
+    # 'bind': '127.0.0.1',
     'service': 'dnomd343',
     'file': '/tmp/proxycTest.json',
     'cert': '/etc/ssl/certs/343.re/fullchain.pem',