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我在思科3550上设了三个vlan
编号 端口 IP和网关
vlan 2 fast0/1 192.168.2.254/24
vlan 3 fast0/2 192.168.3.254/24
vlan 4 fast0/3 192.168.4.254/24
如果只有两台PC,192.168.2.1和192.168.3.1分别插入fast0/1和fast0/2可以相互ping 通。
但是我原来有一个比较大的局域网192.168.2.0/24大约有100台机。把这个网络通过一根网线,接入fast0/1.就不通了. ping 192.168.2.254这个网关都不通了。在3550上的提示是:
00:18:51: %SPANTREE-7-RECV_1Q_NON_TRUNK: Received 802.1Q BPDU on non trunk FastEthernet0/1 VLAN2.
00:18:51: %SPANTREE-7-BLOCK_PORT_TYPE: Blocking FastEthernet0/1 on VLAN0002. Inconsistent port type.
00:18:52: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan2, changed state to down
00:19:19: %SPANTREE-2-UNBLOCK_CONSIST_PORT: Unblocking FastEthernet0/1 on VLAN0002. Port consistency restored.
我是菜鸟。不太懂。请大家帮帮我!!! |
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