Service Manual

Creating a Non-Default VRF Instance
VRF is enabled by default on the switch and supports up to 64 VRF instances: 1 to 63 and the default VRF (0).
Task Command Syntax Command Mode
Create a non-default VRF instance by
specifying a name and VRF ID number,
and enter VRF conguration mode.
ip vrf vrf-name vrf-id VRF ID
range: 1 to 63 and 0 (default VRF)
CONFIGURATION
Assigning an Interface to a VRF
You must enter the ip vrf forwarding command before you congure the IP address or any other setting on an interface.
NOTE: You can congure an IP address or subnet on a physical or VLAN interface that overlaps the same IP address or
subnet congured on another interface only if the interfaces are assigned to dierent VRFs. If two interfaces are
assigned to the same VRF, you cannot congure overlapping IP subnets or the same IP address on them.
Task Command Syntax Command Mode
Assign an interface to a VRF instance.
ip vrf forwarding vrf-name
INTERFACE
Assigning a Front-end Port to a Management VRF
Starting in 9.7(0.0) release, you can assign a front-end port to a management VRF and make the port to act as a host interface.
NOTE: You cannot assign loop-back and port-channel interfaces to a management port.
To assign a front-end port to a management VRF, perform the following steps:
Task
Command Syntax Command Mode
Enter the front-end interface that you
want to assign to a management
interface.
interface gigabitethernet 1/1
CONFIGURATION
Assign the interface to management VRF.
NOTE: Before assigning a front-end
port to a management VRF, ensure
that no IP address is congured on
the interface.
ip vrf forwarding management
INTERFACE CONFIGURATION
Assign an IPv4 address to the interface.
NOTE: You can assign either an
IPv4 or an IPv6 address but not
both.
ip address 10.1.1.1/24
INTERFACE CONFIGURATION
Assign an IPv6 address to the interface.
NOTE: You can also auto congure
an IPv6 address using the ipv6
address autoconfig command.
ipv6 address 1::1
INTERFACE CONFIGURATION
View VRF Instance Information
To display information about VRF conguration, enter the show ip vrf command.
Task
Command Syntax Command Mode
Display the interfaces assigned to a VRF
instance. To display information on all VRF
show ip vrf [vrf-name]
EXEC
850
Virtual Routing and Forwarding (VRF)