Juniper EX Series Switch upgrade process

Source: Internet
Author: User

The upgrade process of the Juniper EX series switches has recently come into contact with the juniper-branded switches. At the beginning, I had no clue at all, because I had previously renewed the configurations of the cisco Series switches. However, after a long time of contact, we can start to understand the configuration of juniper. Let's talk about the upgrading process of juniper ex series switches (hereinafter referred to as switches. Www.2cto.com actually upgrades the OS OF A vswitch either through a USB port or through a MGMT port, today, let's talk about how to upgrade a vswitch through the MG port. Device: One of the juniper EX series switches, one for cat-5e jumpers, one for the console, and one for the notebook. 1. Set the nic ip address of the computer to 192.168.1.2/24 Gateway: 192.168.1.12. Enable the FTP Server. Here I use the FileZilla Server. The installation is simple, so it will not be cumbersome here. Open the interface, as shown in Figure 3. Click the 4th icon from the left of the second line to enter the user setting interface. What we need to do here is to add an FTP user and create an FTP shared folder with the read permission. At this point, the FTP server is set to over. 4. Download The jinstall and jloader files from the juniper official website and put them in the FTP shared folder. 5. Use the console line to connect the computer to the switch. Use a network cable to connect the MG port of the switch and the Ethernet port of the computer. 6. When the CRT is logged on to the vswitch, I believe this is not necessary. 7. Enter the configuration mode. Run the following command to back up the configuration # show config | display set | no-more. If it is a new switch, perform the following steps: # set system root-authentication plain-text-password and then enter the New password new password: Retype New password: # set system time-zone Asia/Shanghai configure the time zone ____________________________________________________________________________ */# delete interfaces me0.0 # set interfaces me0.0 family inet address 192.168.1.1/24 # commit and-quit8. in operation mode, enter the following command. username and password are the username and password of the ftp server, and jloader -. tgz is the name of the jloader file of the corresponding switch:> set date yyyymmddhhmm. new ss server configuration time> request system software add ftp://username:password@192.168.1.2/jloader-.tgz No-copy no-validate unlink reboot press enter and the switch downloads the jloader file from the ftp server, runs and restarts the switch. /** Login if OS 10.3R1.9 built 2010-08-13 12:10:46 UTCAt least one package installed on this device has limited support appears after login. le show/etc/notices/unsupported.txt 'for details. in operation mode, enter the command> request system software delete jloader failed **/enter operation mode> show chassis firmware to check whether jloader has been updated, run the following command after the update is not updated: jinstall -. tgz is the file name of the corresponding switch jinstall File> request system software add ftp://username:password@192.168.1.2/jinstall-.tgz No-copy no-validate unlink reboot press enter and the switch will download the jinstall file from the ftp server, run and restart the switch. This restart takes about 20 minutes. After the restart, log on to the system. After the logon is successful, the OS version is displayed. Check whether the upgrade is successful. Finally, enter the % mode (Enter start shell in>) and enter nvram setenv boot. btsq. disable 0 9. Now, the OS upgrade process of the switch is complete. About half an hour before and after.

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