The following examples show the results of using this command without the command options on
the C300 and S50V switches in the topology diagram previously shown.
•
Display the primary-secondary VLAN mapping. The following example shows the output from the
S50V.
show vlan private-vlan mapping
This command is specific to the PVLAN feature.
Examples of Viewing a Private VLAN using the show Commands
The show arp and show vlan commands are revised to display PVLAN data.
The following example shows viewing a private VLAN.
c300-1#show vlan private-vlan
Primary Secondary Type
------- --------- --------- ------ --------------
4000
4001
4002
4003
The following example shows using the show vlan private-vlan mapping command.
S50-1#show vlan private-vlan mapping
Private Vlan:
Primary
: 4000
Isolated
: 4003
Community
: 4001
NOTE: In the following example, notice the addition of the PVLAN codes – P, I, and C – in the left
column.
The following example shows viewing the VLAN status.
S50V#show vlan
Codes: * - Default VLAN, G - GVRP VLANs, P - Primary, C - Community, I -
Isolated
Q: U - Untagged, T - Tagged
x - Dot1x untagged, X - Dot1x tagged
G - GVRP tagged, M - Vlan-stack
NUM
Status
Description
* 1
Inactive
100
Inactive
P 200
Inactive
primary VLAN in PVLAN
I 201
Inactive
isolated VLAN in VLAN 200 T Te 1/21
The following example shows viewing a private VLAN configuration.
!
interface TenGigabitEthernet 1/3
no ip address
switchport
switchport mode private-vlan promiscuous
no shutdown
!
interface TenGigabitEthernet 1/4
no ip address
switchport
switchport mode private-vlan host
no shutdown
742
Active Ports
Primary
Yes
Community Yes
Community Yes
Isolated
Yes
Te 1/1,23,25
Te 4/1,23
Te 4/24,47
Te 1/24,47
Q Ports
T Te 1/19-20
Private VLANs (PVLAN)