diff --git a/qyt_devnet/qyt_cisco_cmd.py b/qyt_devnet/qyt_cisco_cmd.py
index d900548..b271a7b 100644
--- a/qyt_devnet/qyt_cisco_cmd.py
+++ b/qyt_devnet/qyt_cisco_cmd.py
@@ -43,11 +43,8 @@ def show(self, show_cmds):
         finally:
             self.client.close()
 
-    def config(self, config_cmds):
+    def config(self, config_cmds, enable='Cisc0123', verbose=True, wait_time=2):
         try:
-            enable = 'Cisc0123'
-            wait_time = 2
-            verbose = True
             chan = self.client.invoke_shell()
             chan.send('term len 0\n')
             time.sleep(1)
@@ -77,6 +74,6 @@ def config(self, config_cmds):
     password = 'Cisc0123'
     client1 = QYTCiscoSSH(hostname=r1, username=username, password=password)
     # print(client1.show_run())
-    cmds = ['show ver', 'show ip int br', '']
+    cmds = ['show ver', 'configure terminal', 'router ospf 1', 'network 1.1.1.1 0.0.0.0 area 0', '']
     # print(client1.show(cmds))
     client1.config(cmds)
diff --git a/qyt_devnet/qyt_cisco_snmp.py b/qyt_devnet/qyt_cisco_snmp.py
index b76b492..1814c56 100644
--- a/qyt_devnet/qyt_cisco_snmp.py
+++ b/qyt_devnet/qyt_cisco_snmp.py
@@ -25,9 +25,15 @@ def location(self):
     def cpu_usage(self):
         return int(snmpv2_get(self.ip, self.ro, "1.3.6.1.4.1.9.9.109.1.1.1.1.3.7", port=self.port)[1])
 
-    def mem_usage(self):
+    def mem_usage_used(self):
         return int(snmpv2_get(self.ip, self.ro, "1.3.6.1.4.1.9.9.109.1.1.1.1.12.7", port=self.port)[1])
 
+    def mem_usage_free(self):
+        return int(snmpv2_get(self.ip, self.ro, "1.3.6.1.4.1.9.9.109.1.1.1.1.13.7", port=self.port)[1])
+
+    def mem_usage_percent(self):
+        return int(self.mem_usage_used()) / (int(self.mem_usage_used()) + int(self.mem_usage_free())) * 100
+
     def get_ifs(self):
         return [if_name[1] for if_name in snmpv2_getnext(self.ip, self.ro, "1.3.6.1.2.1.2.2.1.2", port=161)]
 
@@ -53,8 +59,12 @@ def get_if_out_bytes(self):
     print(snmp_client.location())
     # CPU利用率
     print(snmp_client.cpu_usage())
-    # 内存利用率
-    print(snmp_client.mem_usage())
+    # 内存使用
+    print(snmp_client.mem_usage_used())
+    # 内存空闲
+    print(snmp_client.mem_usage_free())
+    # 内存使用率
+    print('{:.1f}'.format(snmp_client.mem_usage_percent()))
     # 接口清单
     print(snmp_client.get_ifs())
     # 接口速率