by Sangeetha | Sep 20, 2024 | Uncategorized
Restoring the default configuration of a Cisco 3900 series router is crucial for troubleshooting and reconfiguring the device. This guide provides a simple, step-by-step process to reset your router to its factory settings.
- Connect the Cisco console cable in the device console port to get the CLI command to promote
- Login to the laptop through Putty
- Select the com port number or SSH IP telnet
- The baud rate is 9600 speeds for the serial line
telnet router name or address
Login: login id default username is (cisco)
Password: ********* (cisco or cisco@123)
Go into enable mode
Router> enable
Router# show running-config (to view the initial configuration)
Type into the below command to enter into configuration mode
Router# configure terminal
Router(config)#
Router(config)# hostname Router
Router(config)# Enable secret IP domain IP adders
After configuring the domain IP configuration
Router(config-if) # no shutdown (Run these command lines to save the given configuration)
How to check the health status of the router
Below are the commands to execute
- Show hardware
- Show version
- Show terminal
by Sangeetha | Sep 20, 2024 | Uncategorized
DELL Server is in hang state and virtual drive in offline.
DELL Server not booting into OS due to 2 hard disks are missing in RAID 5.
Problem reported: –
Server hang state and not booting into OS.
Problem identifies: –
- Power drain the server and power ON it.
- Found server is not booting and giving virtual drive offline issue.
- Its not booting into OS and going into RAID BIOS if you are pressing any key.
- After enter into RAID BIOS found there are 2 hard disks failed in RAID 5, because of that VD is in offline.(DATA loss)
Action Taken: –
- Shutdown the server and remove the power cables.
- Remove and reconnected the failed drives than power ON the server.
- Found the same issue and server not booting into OS.
- Replaced the both the missing or failed hard drives.
- Delete the offline virtual drive. (DATA will be not available)
- Reconfigure the RAID 5 again and start the fast initialization.
- Found server boot into OS without any problem.
by Sangeetha | Sep 20, 2024 | Uncategorized
This document describes the procedure to do Factory defaults in DELL EQUALOGIC PS 6100 storage.
Step-by-Step Procedure
Perform these steps in order to do Reset Password for factory defaults DELL EQUALOGIC PS 6100 storage:
- Perform these steps in order to establish a console session to switch:
- Connect one of the supplied DB-9-to-DB-9 adapters to the PC serial (COM#) port.
- Connect the other end of the supplied DB-9 connector to the RS-232 management port on the switch.
Note: The RS-232 management port is labelled CONSOLE.
-
- c. Select the com port number Putty.
d. Choose these settings:
Serial line: COM3
Speed (baud): 9600
Data bits: 8
Stop bits: 1
Parity: None
Flow control: XON/XOFF2. Reboot the storage.
a. Console on the Equallogic and powercycle the device
b. Press CTRL+P on boot c. Use the following commands:
EQL> setenv RESETPASSWORD 1
EQL> reload
This should reset the password back to defaults =>
Username: grpadmin
Password: grpadmin
by Sangeetha | Sep 20, 2024 | Uncategorized
Collecting hardware logs from Dell Isilon clusters running OneFS is essential for diagnosing issues and maintaining system performance. This guide provides a simple, step-by-step approach to gather these critical logs.
- Use management IP address on browser and press Enter. You will get below screen.
- Login with root and Password as set and click on Log in button.
- You will redirect to dashboard screen.
- Go to cluster Management and select Diagnostic option.
- Click on Gather tab and right side click on Start Gather button.
- You will have the options to collect the logs:Note: a) Full gather: Collects logs from the beginning
b) Incremental gather: Start from last collected logs. - Click on upload to default host and click on start gather button.
- You will see below Screen to show current status.
- You will find the downloaded logs file path in below.
Accessing through Command line:
- Start Putty and enter host name/ip address as SSH connection
- Log in as: root.
- On prompt cluster01-1# type command isi_gather_info-esrs
by Sangeetha | Sep 20, 2024 | Uncategorized
Replacing the Standby Power Supply (SPS) in EMC VNX storage systems is critical for maintaining system reliability during power disruptions. This guide outlines the step-by-step process to safely perform the replacement.
Steps to Follow:
Step 1 : Verify SPS faulted from front side amber led on it or logging in Unisphere software .
Step 2: After verified shutdown faulty SPS by pressing button on it from Rear.
Power ON state Power Off State
Step 3: Unplug the power cord from the site power source and Unplug from the SPS.
Step 4: Unplug Sense cable .
Step 5: Unplug the Power code connecting to SPS to SP Directly above it.
Step 6: Remove the Front Bezel by pressing the two latch buttons to release it.
Step 7: Now Remove the front Plate from the SPS by removing the screws attaching the plate
Step 8: From the Rear remove four screws that secure the it to the rack.
Step 9: After removing front screws slide the faulty SPS from the front of the rack.
Step :10 Install Replacement Unit by sliding it into place.
Step 11: From the Rear rack secure it using four screws.
Step 12: Reconnect Power cable to the replacement SPS.
Step 13: Attach the front Plate the screws you removed.
Step 14 : Align the front Bezel with the front of the SPS push it until it snaps into place.
Step 15: Switch On Replaced SPS from Rear of Rack and check status on LED or logging in Unisphere System.
by Sangeetha | Aug 24, 2024 | Uncategorized
Learn how to import foreign configurations into the BIOS setup of a Dell server to seamlessly integrate new or replaced hard drives. This quick guide will help ensure your RAID arrays are configured correctly and data integrity is maintained.
Note: Management of Foreign Configuration is only available if a foreign configuration has been detected by the controller.
Click Configuration Management on the Main Menu screen.
- Click Manage Foreign Configuration.
Click Preview Foreign Configuration.
Check if the status of the virtual disk displayed on the “VIRTUAL DISKS INCLUDED AFTER FOREIGN CONFIGURATION IMPORT” is Ready or Degraded and then click Import Foreign Configuration.
-
- PHYSICAL DISKS INCLUDED AFTER FOREIGN CONFIGURATION IMPORT: Displays only disks in Foreign configuration
- VIRTUAL DISKS INCLUDED AFTER FOREIGN CONFIGURATION IMPORT: Displays virtual disk after the import operation
Read the displayed warning, select Confirm, and then click Yes.
Once the message “The operation has been performed successfully” is displayed, click OK.
Click Back on the Configuration Management screen.
Note: The “Manage Foreign Configuration” menu is still displayed.
- Click Virtual Disk Management on the Main Menu screen, Check that the status of the virtual disk is Ready or Degraded.
If the status is Ready, go to Step 9.
If the status is anything other than Ready, follow the steps below to check the status. - Click the appropriate virtual disk and check the Status.
- Click View Associated Physical Disk and check the physical disks that are part of the virtual disk.
Contact Dell technical support if the disk status is anything other than Online status.
Figure 11: Example Degraded Redundancy Status
- Click Back, Finish, Finish, and then Finish. Once the warning, “Are you sure you want to exit?” is displayed, click Yes.
- The operating system boots.