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eNSP交换路由基础

  1 要求：
  2 
  3 　　1.保证各节点正常通信(可ping通)
  4 
  5 　　2.可以telnet到AR1
  6 
  7 步骤：
  8 
  9 PC1:
 10 
 11 　　IP address:10.0.0.3
 12 
 13 　　Mask:255.255.255.0
 14 
 15 　　gateway:10.0.0.1
 16 
 17 PC2:
 18 
 19 　　IP address:20.0.0.3
 20 
 21 　　Mask:255.255.255.0
 22 
 23 　　gateway:20.0.0.1
 24 
 25 SW1:
 26 
 27 　　<Huawei>system-view
 28 
 29 　　[Huawei]sysname SW1
 30 
 31 　　[SW1]interface Vlanif 1
 32 
 33 　　[SW1-Vlanif1]ip address 10.0.0.2 24
 34 
 35 　　[SW1]ip route-static 0.0.0.0 0 10.0.0.1
 36 
 37 SW2:
 38 
 39 　　<Huawei>system-view
 40 
 41 　　[Huawei]sysname SW2
 42 
 43 　　[SW2]interface Vlanif 1
 44 
 45 　　[SW2-Vlanif1]ip address 20.0.0.2 24
 46 
 47 　　[SW2]ip route-static 0.0.0.0 0 20.0.0.1
 48 
 49 R1:
 50 
 51 　　<Huawei>system-view
 52 　　Enter system view, return user view with Ctrl+Z.
 53 　　[Huawei]sysname R1
 54 　　[R1]display ip interface brief
 55 　　*down: administratively down
 56 　　^down: standby
 57 　　(l): loopback
 58 　　(s): spoofing
 59 　　The number of interface that is UP in Physical is 3
 60 　　The number of interface that is DOWN in Physical is 0
 61 　　The number of interface that is UP in Protocol is 1
 62 　　The number of interface that is DOWN in Protocol is 2
 63 　　
 64 　　Interface                         IP Address/Mask      Physical   Protocol  
 65 　　GigabitEthernet0/0/0              unassigned           up         down      
 66 　　GigabitEthernet0/0/1              unassigned           up         down      
 67 　　NULL0                             unassigned           up         up(s)    
 68 
 69 　　[R1]interface GigabitEthernet 0/0/0
 70 　　[R1-GigabitEthernet0/0/0]ip address 10.0.0.1 24
 71 
 72 　　[R1-GigabitEthernet0/0/0]q
 73 　　[R1]interface GigabitEthernet 0/0/1
 74 　　[R1-GigabitEthernet0/0/1]ip address 20.0.0.1 24
 75 
 76 至此要求1解决。
 77 
 78 此时在SW1 telnet R1有如下报错信息。
 79 
 80 SW1:
 81 
 82 　　<SW1>telnet 10.0.0.1
 83 　　Trying 10.0.0.1 ...
 84 　　Press CTRL+K to abort
 85 　　Connected to 10.0.0.1 ...
 86 
 87 　　Don't support null authentication-mode.
 88 　　Info: The connection was closed by the remote host.
 89 
 90 解决：
 91 
 92 R1:
 93 
 94 　　[R1]user-interface vty 0 4
 95 
 96 　　[R1-ui-vty0-4]set authentication password cipher password
 97 
 98 此时，可以登录。
 99 
100 SW1:
101 
102 　　<SW1>telnet 10.0.0.1
103 　　Trying 10.0.0.1 ...
104 　　Press CTRL+K to abort
105 　　Connected to 10.0.0.1 ...
106 　　
107 　　Login authentication
108 　　
109 　　
110 　　Password:
111 　　<R1>sys
112 　　    ^
113 　　Error: Unrecognized command found at '^' position.
114 
115 此时虽然可以登录，但不能切换到系统视图
116 
117 R1:
118 
119 　　[R1-ui-vty0-4]user privilege level 15
120 
121 SW1:
122 
123 　　<SW1>telnet 10.0.0.1
124 　　Trying 10.0.0.1 ...
125 　　Press CTRL+K to abort
126 　　Connected to 10.0.0.1 ...
127 
128 　　Login authentication
129 
130 
131 　　Password:
132 　　<R1>sys
133 　　Enter system view, return user view with Ctrl+Z.

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原文地址：https://www.cnblogs.com/leisurelyRD/p/9557717.html