Dell S4048T User Manual

Disabling Auto-Reboot
To disable auto-reboot, use the following command.
• Prevent a failed stack unit from rebooting after a failover.
CONFIGURATION mode
redundancy disable-auto-reboot
Manually Synchronizing Management and
Standby Units
To manually synchronize Management and Standby units at any time, use the following command.
• Manually synchronize Management and Standby units.
EXEC Privilege mode
redundancy synchronize full
Pre-Configuring a Stack Unit Slot
You may also pre-configure an empty stack unit slot with a logical stack unit.
To pre-configure an empty stack unit slot, use the following command.
• Pre-configure an empty stack unit slot with a logical stack unit.
CONFIGURATION mode
stack-unit unit_id provisionS4048–ON
Example of Viewing a Logical Configuration of a Pre-Configured Stack Unit
After creating the logical stack unit, you can configure the interfaces on the stack unit as if it is present.
Removing a Provisioned Logical Stack
Unit
To remove the line card configuration, use the following command.
• To remove a logical stack-unit configuration, use the following command:
CONFIGURATION mode
no stack-unit unit_id provision
High Availability (HA) 421

Dell S4048T Specifications

General

Switching Capacity	1.44 Tbps
Rack Units	1U
Form Factor	Rack-mountable
Power Device	Internal power supply
Power Redundancy	Optional
Product Type	Switch
Jumbo Frame Support	Yes
Routing Protocol	OSPF, BGP, RIP, VRRP, PIM-SM, IGMP
Remote Management Protocol	SNMP, RMON, Telnet, SSH
Features	Quality of Service (QoS), Jumbo Frames Support, Virtual Route Redundancy Protocol (VRRP), VLAN support, sFlow, Multiple Spanning Tree Protocol (MSTP), Rapid Spanning Tree Protocol (RSTP), IPv6 support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3ae
Dimensions (W x D x H)	17.3 in x 16 in x 1.7 in
Operating Temperature	0°C to 40 °C
Operating Humidity	10% to 90% (non-condensing)