diff --git a/db_transfer.py b/db_transfer.py
index 2e0864a..91cb563 100644
--- a/db_transfer.py
+++ b/db_transfer.py
@@ -120,7 +120,7 @@ class DbTransfer(object):
 			passwd = common.to_bytes(row['passwd'])
 			cfg = {'password': passwd}
 
-			read_config_keys = ['method', 'obfs', 'protocol', 'forbidden_port']
+			read_config_keys = ['method', 'obfs', 'protocol', 'forbidden_ip', 'forbidden_port']
 			for name in read_config_keys:
 				if name in row and row[name]:
 					cfg[name] = row[name]
diff --git a/shadowsocks/common.py b/shadowsocks/common.py
index ee6e6f2..afb7bbe 100644
--- a/shadowsocks/common.py
+++ b/shadowsocks/common.py
@@ -233,6 +233,7 @@ class IPNetwork(object):
     ADDRLENGTH = {socket.AF_INET: 32, socket.AF_INET6: 128, False: 0}
 
     def __init__(self, addrs):
+        self.addrs_str = addrs
         self._network_list_v4 = []
         self._network_list_v6 = []
         if type(addrs) == str:
@@ -283,8 +284,12 @@ class IPNetwork(object):
         else:
             return False
 
+    def __cmp__(self, other):
+        return cmp(self.addrs_str, other.addrs_str)
+
 class PortRange(object):
     def __init__(self, range_str):
+        self.range_str = range_str
         self.range = set()
         if type(range_str) == str:
             range_str = range_str.split(',')
@@ -310,8 +315,8 @@ class PortRange(object):
     def __contains__(self, val):
         return val in self.range
 
-    def __eq__(self, other):
-        return self.range == other.range
+    def __cmp__(self, other):
+        return cmp(self.range_str, other.range_str)
 
 def test_inet_conv():
     ipv4 = b'8.8.4.4'
diff --git a/shadowsocks/shell.py b/shadowsocks/shell.py
index 0d6d338..64fbef2 100644
--- a/shadowsocks/shell.py
+++ b/shadowsocks/shell.py
@@ -199,7 +199,7 @@ def get_config(is_local):
             elif key == '--user':
                 config['user'] = to_str(value)
             elif key == '--forbidden-ip':
-                config['forbidden_ip'] = to_str(value).split(',')
+                config['forbidden_ip'] = to_str(value)
             elif key in ('-h', '--help'):
                 if is_local:
                     print_local_help()