HCNA配置接口IP地址

１、拓扑图

2、R1配置

The device is running!

<Huawei>sys
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]sysn
[Huawei]sysname r1
[r1]int
[r1]interface ?
  Bridge-if         Bridge-if interface
  Dialer            Dialer interface
  Eth-Trunk         Ethernet-Trunk interface
  GigabitEthernet   GigabitEthernet interface
  Ima-group         ATM-IMA interface
  LoopBack          LoopBack interface
  MFR               MFR interface
  Mp-group          Mp-group interface
  NULL              NULL interface
  Tunnel            Tunnel interface
  Virtual-Ethernet  Virtual-Ethernet interface
  Virtual-Template  Virtual-Template interface
  Vlanif            Vlan interface
  Wlan-Ess          Wlan-Ess interface
[r1]dis int
[r1]dis interface
GigabitEthernet0// current state : UP
Line protocol current state : DOWN
Description:HUAWEI, AR Series, GigabitEthernet0// Interface
Route Port,The Maximum Transmit Unit is
Internet protocol processing : disabled
IP Sending Frames' Format is PKTFMT_ETHNT_2, Hardware address is 00e0-fc3e-555d
Last physical up time   : -- :: UTC-:
Last physical down time : -- :: UTC-:
Current system time: -- ::-:
Port Mode: COMMON COPPER
Speed : ,  Loopback: NONE
Duplex: FULL,  Negotiation: ENABLE
Mdi   : AUTO
Last  seconds input rate  bits/sec,  packets/sec
Last  seconds output rate  bits/sec,  packets/sec
Input peak rate  bits/sec,Record time: -
Output peak rate  bits/sec,Record time: -

Input:   packets,  bytes
  Unicast:                  ,  Multicast:
  Broadcast:                ,  Jumbo:
  Discard:                  ,  Total Error:                 

  CRC:                      ,  Giants:                      

[r1]int
[r1]interface g
[r1]interface GigabitEthernet
[r1]interface GigabitEthernet //
[r1-GigabitEthernet0//]ip add
[r1-GigabitEthernet0//]ip address 12.1.1.1 255.255.255.0
[r1-GigabitEthernet0//]
Dec    ::-: r1 %%01IFNET//LINK_STATE(l)[]:The line protocol IP
on the interface GigabitEthernet0// has entered the UP state.
[r1-GigabitEthernet0//]q
[r1]dis ip int br
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is
The number of interface that is DOWN in Physical is
The number of interface that is UP in Protocol is
The number of interface that is DOWN in Protocol is 

Interface                         IP Address/Mask      Physical   Protocol
GigabitEthernet0//              12.1.1.1/          up         up
GigabitEthernet0//              unassigned           down       down
GigabitEthernet0//              unassigned           down       down
NULL0                             unassigned           up         up(s)
[r1]

3、R2配置

 Configuration console exit, please press any key to log on

<Huawei>sys
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]sysn
[Huawei]sysname R2
[R2]int g
[R2]int GigabitEthernet //
[R2-GigabitEthernet0//]ip add 12.1.1.2
Error: The address already exists.
[R2-GigabitEthernet0//]ip add 12.1.1.3
[R2-GigabitEthernet0//]q
[R2]dis ip int
[R2]dis ip interface br
[R2]dis ip interface brief
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is
The number of interface that is DOWN in Physical is
The number of interface that is UP in Protocol is
The number of interface that is DOWN in Protocol is 

Interface                         IP Address/Mask      Physical   Protocol
GigabitEthernet0//              12.1.1.3/          up         up
GigabitEthernet0//              unassigned           down       down
GigabitEthernet0//              unassigned           down       down
NULL0                             unassigned           up         up(s)
[R2]

4、测试

 Configuration console time out, please press any key to log on

<r1>ping  12.1.1.2
  PING 12.1.1.2:   data bytes, press CTRL_C to break
    Request time out
    Request time out
    Request time out

  --- 12.1.1.2 ping statistics ---
     packet(s) transmitted
     packet(s) received
    100.00% packet loss

<r1>
<r1>ping 12.1.1.3
  PING 12.1.1.3:   data bytes, press CTRL_C to break
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms

  --- 12.1.1.3 ping statistics ---
     packet(s) transmitted
     packet(s) received
    0.00% packet loss
    round-trip min/avg/max = // ms

<r1>ping 12.1.1.3 ?
  ip-forwarding  Specify the request packet forward by IP
  <cr>           Please press ENTER to execute command
<r1>ping 12.1.1.3
  PING 12.1.1.3:   data bytes, press CTRL_C to break
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.3: bytes= Sequence= ttl= time= ms

  --- 12.1.1.3 ping statistics ---
     packet(s) transmitted
     packet(s) received
    0.00% packet loss
    round-trip min/avg/max = // ms

<r1>

[R2]ping  12.1.1.1
  PING 12.1.1.1:   data bytes, press CTRL_C to break
    Reply from 12.1.1.1: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.1: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.1: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.1: bytes= Sequence= ttl= time= ms
    Reply from 12.1.1.1: bytes= Sequence= ttl= time= ms

  --- 12.1.1.1 ping statistics ---
     packet(s) transmitted
     packet(s) received
    0.00% packet loss
    round-trip min/avg/max = // ms