GNS3 Network Labs

Search This Blog

https://tuneuptechie.blogspot.com/

on February 16, 2022

Get link
Facebook
X
Pinterest
Email
Other Apps

VISIT TUNEUPTECHIE BLOG FOR MORE DETAILS!

How to install Cisco L2/L3 Switch in GNS3 and Build a Switching Lab

Get link
Facebook
X
Pinterest
Email
Other Apps

Comments

IOS image Upgrade Cisco Stack Switch

Ensure backup of configuration taken as part of the normal process. If VM connects to the switch ports, a ll VMs should be in maintenance mode before rebooting the switch to avoid VM crash issues. Clean up; use the below command to clean up old installation files. This ensures that you have sufficient space in the flash drive, to expand the new image. Use the switch all option to clean up all the switches in the stack. # request platform software package clean switch all file flash !! If you copy the new image before running this command, it won't delete the new image file. Copy new image to switch flash via TFTP server. # copy tftp: flash: FTP!!! # copy ftp://username:password@server_ip/image.bin # dir flash:*bin (To confirm that the image has been successfully copied to flash) and Checksum verify for any corruption when downloading the image file. # verify /md5 flash:<image> Software install image to flash. # request platform software package in...

Firmware Upgrade - Nexus FEX for Nexus 9k Series Switches

Upgrading a Dual-Home Access layer This is a disruptive upgrade that causes the 9k primary vPC switch and connected FEX to reload. The time needs to reload the FEX switches is less than when compared to the switch reload. When the servers are connected to dual-homed FEX, the normal traffic flow stays there while the new software version download to the FEX and reboot with the new version. This FEX software upgrade is automatically pushed by the primary vPC. We will explain how it happens. Upgrade Procedure Upgrade the vPC primary switch with the new image. vPC secondary becomes the operation as primary (# show vpc role) Verify the upgrade (SW1) (SW1 - fex are down), SW2 having fex online. After rebooting the SW1, fex becomes active-active mismatch state. SW2 - shut the fex connected interfaces. Then fex downloading the image from SW1, and fex come online to SW1 (#show fex) Bring back the interface UP in SW2 SW2 # show fex (offline active active version mismatch state - because SW2...

Powered by Blogger

https://tuneuptechie.blogspot.com/

How to install Cisco L2/L3 Switch in GNS3 and Build a Switching Lab

Comments

Post a Comment