交换机与交换机之间连接需要配置什么协议 接入层交换机与核心交换机两条链路连接应如何配置
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1.\u4e8c\u5c42\u4ea4\u6362\u6280\u672f
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2.\u8def\u7531\u6280\u672f
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1\u3001\u9996\u5148\u8fdb\u5165\u7cfb\u7edf\u89c6\u56fe system-view \u3002
2\u3001\u521b\u5efaeth-trunk\u63a5\u53e3\uff0cinterface Eth-Trunk 1\u3002
3\u3001\u7136\u540e\u5728Eth-Trunk\u903b\u8f91\u53e3\u4e0a\u6267\u884cundo portswitch\u547d\u4ee4\uff0c\u628a\u805a\u5408\u94fe\u8def\u4ece\u4e8c\u5c42\u8f6c\u6362\u5230\u4e09\u5c42undo portswitch\u3002
4\u3001\u5c06\u4e09\u5c42\u63a5\u53e3\u52a0\u5165\u5230eth-trunk\u4e2dnterface GigabitEthernet 0/0/1 eth-trunk 1\u3002
5\u3001\u68c0\u67e5\u914d\u7f6e\u7ed3\u679cdisplay interface eth-trunk 1\u3002
如果只要单纯的链接，是不用加什么协议的，不过需要在vlan0上配置同段IP地址，如果中间有VLAN的话，需要在互联的接口封装TRUNK协议，这样两个交换机的相同VLAN才可以互联，如果要不同VLAN互联，就需要借助三层设备了。
如果只是单纯的连接的话，什么都不用做，通上电，插上双绞线就行了
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