Dell PowerConnect PC7024 Technical White Paper

Download Technical white paper of Dell PowerConnect PC7024 Switch for Free or View it Online on All-Guides.com. This version of Dell PowerConnect PC7024 Manual compatible with such list of devices, as: PowerConnect PC7024, PowerConnect PC7024P, PowerConnect PC7048, PowerConnect PC7048P, PowerConnect PC7048R-RA

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Stacking Dell PowerConnect 7000 Series Switches
Page 20
Failover Scenarios
This section describes examples of what happens when a stack member or the Master unit fails.
Scenario 1
In this example, the stack has four members that are connected through a daisy-chain. When all four
units are up and running, the show switch CLI command gives the following output:
console#show switch
Managemen Standby Preconfig Plugged-in Switch Code
Switch Status Status Model ID Model ID Status Version
------ ---------- ------------- --------- -------- ------------ --------
1 Stack Mbr Standby PCT7048 PCT7048 OK 4.0.0.6
2 Stack Mbr PCT7048 PCT7048 OK 4.0.0.6
3 Mgmt Sw PCT7048 PCT7048 OK 4.0.0.6
4 Stack Mbr PCT7048 PCT7048 OK 4.0.0.6
At this point, if Unit 2 is powered off or rebooted due to an unexpected failure, show switch gives the
following output:
console#show switch
Management Standby Preconfig Plugged-in Switch Code
Switch Status Status Model ID Model ID Status Version
------ ----------- ------------ --------- ----------- ------------ --------
1 Stack Mbr Standby PCT7048 PCT7048 OK 4.0.0.6
2 Unassigned PCT7048 Not Present 0.0.0.0
3 Mgmt Switch PCT7048 PCT7048 OK 4.0.0.6
4 Stack Mbr PCT7048 PCT7048 OK 4.0.0.6
When the failed unit resumes normal operation, the previous configuration that exists for that unit is
reapplied by the Master unit.