Dell Z9500 Configuration Manual page 886

Configuring a VLT Backup Link
To configure a VLT backup link, use the following command.
1 Specify the management interface to be used for the backup link through an out-of-band management network.
CONFIGURATION mode
interface managementethernet slot/port
Enter the slot (0-1) and the port (0).
2 Configure an IPv4 address (A.B.C.D) or IPv6 address (X:X:X:X::X) and mask (/x) on the interface.
MANAGEMENT INTERFACE mode
{ip address ipv4-address/ mask | ipv6 address ipv6-address/ mask}
This is the IP address to be configured on the VLT peer with the back-up destination command.
3 Ensure that the interface is active.
MANAGEMENT INTERFACE mode
no shutdown
4 Repeat Steps 1 to 4 on the VLT peer switch.
To set an amount of time, in seconds, to delay the system from restoring the VLT port, use the delay-restore command at
any time. For more information, refer to
Configuring a VLT Port Delay Period
To configure a VLT port delay period, use the following commands.
1 Enter VLT-domain configuration mode for a specified VLT domain.
CONFIGURATION mode
vlt domain domain-id
The range of domain IDs from 1 to 1000.
2 Enter an amount of time, in seconds, to delay the restoration of the VLT ports after the system is rebooted.
CONFIGURATION mode
delay-restore delay-restore-time
The range is from 1 to 1200.
The default is 90 seconds.
Reconfiguring the Default VLT Settings (Optional)
To reconfigure the default VLT settings, use the following commands.
1 Enter VLT-domain configuration mode for a specified VLT domain.
CONFIGURATION mode
vlt domain domain-id
VLT Port Delayed Restoration.
Virtual Link Trunking (VLT) 886