求救! rax3000m WAN口速率变成100M了

Huan***

之前还是正常的,这两天突然变了

1. root@RAX3000M:~# ethtool eth1
   
2. Settings for eth1:
   
3.         Supported ports: [ TP MII ]
   
4.         Supported link modes:   10baseT/Half 10baseT/Full
   
5.                                 100baseT/Half 100baseT/Full
   
6.                                 1000baseT/Full
   
7.         Supported pause frame use: Symmetric Receive-only
   
8.         Supports auto-negotiation: Yes
   
9.         Supported FEC modes: Not reported
   
10.         Advertised link modes:  10baseT/Half 10baseT/Full
    
11.                                 100baseT/Half 100baseT/Full
    
12.                                 1000baseT/Full
    
13.         Advertised pause frame use: Symmetric Receive-only
    
14.         Advertised auto-negotiation: Yes
    
15.         Advertised FEC modes: Not reported
    
16.         Link partner advertised link modes:  10baseT/Half 10baseT/Full
    
17.                                              100baseT/Half 100baseT/Full
    
18.         Link partner advertised pause frame use: No
    
19.         Link partner advertised auto-negotiation: Yes
    
20.         Link partner advertised FEC modes: Not reported
    
21.         Speed: 100Mb/s
    
22.         Duplex: Full
    
23.         Port: MII
    
24.         PHYAD: 0
    
25.         Transceiver: external
    
26.         Auto-negotiation: on
    
27.         Current message level: 0x000000ff (255)
    
28.                                drv probe link timer ifdown ifup rx_err tx_err
    
29.         Link detected: yes
    

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宽带是300M的
请问这是为什么?
另外还有救吗?
尝试过换线,直接插台式机和笔记本,都是这样

Huan***

暂时划vlan用一个lan口当wan口用

1006***

坏了，我猫就是坏了一个lan只有100m

a12***

网线有问题了！！！