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思科 show 命令使用

 昵称42097842 2018-07-31

sydtech#conf t  进入全局模式

sydtech(config)#interface GigabitEthernet 4   进入接口模式

sydtech(config-if)#no switchport trunk native  vlan   删除本地vlan

sydtech(config-if)#switchport trunk allowed vlan add 2  vlan2加入到trunk链路

sydtech#show vlan   查看vlan接口信息

 

Vlan       Name                   Ports                Type     Authorization

---- ----------------- --------------------------- ------------ -------------

 1           1            fa1-8,gi1-2,gi4,Po1-8      Default      Required

 2         vlan2              fa9-16,gi3-4          permanent     Required

 3         vlan3                 fa17-24            permanent     Required

 4         vlan4                                    permanent     Required

 

sydtech#show ip route  查看路由表信息

Maximum Parallel Paths: 1 (1 after reset)

IP Forwarding:          enabled

 

Codes: C - connected, S - static, D - DHCP

 

S  0.0.0.0/0          [1/1] via  172.16.17.1  65:12:56             vlan 1

C  172.16.17.0/24     is directly connected                        vlan 1

C  172.16.18.0/24     is directly connected                        vlan 2

 

 

sydtech#clock set 14:50:00 jul 30 2018  设置系统时间

sydtech#show clock                      查看系统时间

*14:50:04  (UTC-8)  Jul 30 2018

No time source

 

 

 

sydtech#show interfaces switchport g4  查看千兆接口配置信息

% Wrong number of parameters or invalid range, size or characters entered

sydtech#show interfaces switchport GigabitEthernet 4

Port : gi4

Port Mode: Trunk

Gvrp Status: disabled

Ingress Filtering: true

Acceptable Frame Type: admitAll

Ingress UnTagged VLAN ( NATIVE ): 1

 

Port is member in:

 

Vlan               Name               Egress rule Port Membership Type

---- -------------------------------- ----------- --------------------

 1                  1                  Untagged          System       

 2                vlan2                 Tagged           Static       

 3                vlan3                 Tagged           Static       

 

 

sydtech#show interfaces switchport FastEthernet 7   查看百兆指定接口信息

Port : fa7

Port Mode: Trunk

Gvrp Status: disabled

Ingress Filtering: true

Acceptable Frame Type: admitAll

Ingress UnTagged VLAN ( NATIVE ): 1

 

Port is member in:

 

Vlan               Name               Egress rule Port Membership Type

---- -------------------------------- ----------- --------------------

 1                  1                  Untagged          System       

 

 

 

sydtech#show interfaces switchport FastEthernet 9   查看百兆指定接口信息

Port : fa9

Port Mode: Trunk

Gvrp Status: disabled

Ingress Filtering: true

Acceptable Frame Type: admitAll

Ingress UnTagged VLAN ( NATIVE ): 2

 

Port is member in:

 

Vlan               Name               Egress rule Port Membership Type

---- -------------------------------- ----------- --------------------

 2                vlan2                Untagged          Static       

 

 

Forbidden VLANS:

Vlan               Name              

---- --------------------------------

 

 

sydtech#show interfaces switchport FastEthernet 18  查看百兆指定接口信息

Port : fa18

Port Mode: Trunk

Gvrp Status: disabled

Ingress Filtering: true

Acceptable Frame Type: admitAll

Ingress UnTagged VLAN ( NATIVE ): 3

 

Port is member in:

 

Vlan               Name               Egress rule Port Membership Type

---- -------------------------------- ----------- --------------------

 3                vlan3                Untagged          Static       

 

 

Forbidden VLANS:

Vlan               Name              

---- --------------------------------

 

 

 

sydtech#show interfaces switchport FastEthernet 24     查看百兆指定接口信息

Port : fa24

Port Mode: Trunk

Gvrp Status: disabled

Ingress Filtering: true

Acceptable Frame Type: admitAll

Ingress UnTagged VLAN ( NATIVE ): 4

 

Port is member in:

 

Vlan               Name               Egress rule Port Membership Type

---- -------------------------------- ----------- --------------------

 4                vlan4                Untagged          Static       

 

 

Forbidden VLANS:

Vlan               Name              

---- --------------------------------

 

 

 

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