三层聚合(路由)

注意事项

三层接口不能捆绑到二层聚合接口

R1配置

[R1-Eth-Trunk1]undo portswitch 
[R1]int Eth-Trunk 1
[R1-GigabitEthernet0/0/0]eth-trunk 1
[R1-GigabitEthernet0/0/1]eth-trunk 1
[R1]display ip interface brief 
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is 3
The number of interface that is DOWN in Physical is 1
The number of interface that is UP in Protocol is 1
The number of interface that is DOWN in Protocol is 3

Interface                         IP Address/Mask      Physical   Protocol  
Eth-Trunk1                        unassigned           up         down      
GigabitEthernet0/0/1              unassigned           up         down      
GigabitEthernet0/0/2              unassigned           down       down      
NULL0                             unassigned           up         up(s)  
[R1]int Eth-Trunk 1
[R1-Eth-Trunk1]ip add 192.168.1.1 255.255.255.0

查看三层配置结果

[R1]display ip interface brief 
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is 2
The number of interface that is DOWN in Physical is 1
The number of interface that is UP in Protocol is 2
The number of interface that is DOWN in Protocol is 1

Interface                         IP Address/Mask      Physical   Protocol  
Eth-Trunk1                        192.168.1.1/24       up         up        
GigabitEthernet0/0/2              unassigned           down       down      
NULL0                             unassigned           up         up(s)     

查看二层配置结果

[R1]display interface brief 
PHY: Physical
*down: administratively down
(l): loopback
(s): spoofing
(b): BFD down
^down: standby
(e): ETHOAM down
(d): Dampening Suppressed
InUti/OutUti: input utility/output utility
Interface                   PHY   Protocol InUti OutUti   inErrors  outErrors
Eth-Trunk1                  up    up          0%     0%          0          0
  GigabitEthernet0/0/0      up    up          0%     0%          0          0
  GigabitEthernet0/0/1      up    up          0%     0%          0          0
GigabitEthernet0/0/2        down  down        0%     0%          0          0
NULL0                       up    up(s)       0%     0%          0          0

R2 配置

[R2]int Eth-Trunk 1
[R2-Eth-Trunk1]undo portswitch 
[R2-Eth-Trunk1]int gi0/0/1
[R2-GigabitEthernet0/0/1]eth-trunk 1
Info: This operation may take a few seconds. Please wait for a moment...done.
[R2-GigabitEthernet0/0/1]int gi0/0/0
[R2-GigabitEthernet0/0/0]eth-trunk 1
Info: This operation may take a few seconds. Please wait for a moment...done.
[R2]int Eth-Trunk 1
[R2-Eth-Trunk1]ip add 192.168.1.2 255.255.255.0