Juniper save Rescue Configuration and restore rescue configuration A rescue configuration is designed to restore basic connectivity in the event of configuration problems Contents of configuration are user-defined and, by default, no rescue configuration exists > request system configuration rescue… Read More »Juniper Rescue Configuration and Restore Rescue Configuration
Creating Login Banners at Juniper # set system login message “ Welcome \n to \n JUNOS Training\n “ [When you login to your juniper device then the Message will show “Welcome to JUNOS Training]
Juniper Hardware Inventory Information You are taking a hardware inventory to track which hardware components are installed in which router, along with serial numbers. The following command lists all the hardware components installed in the router: source@router> show chassis hardware… Read More »Juniper Hardware Detail Information
Set Juniper Host Name # set system host-name Juniper1 [Juniper1 is your router name]
About Junos OS One operating system One software release One modular software architecture J Series Services Routers (J2300, J4300, and J6300) are deployed at the remote edge of distributed networks. Most M Series routers are deployed in small and medium… Read More »About Junos OS
Juniper Basic Connection and Configuration When new Juniper device you purchase from your vendor. What should you do first ? First you have connect with console connection. To connect console setting are 9600, 8, N, 1 with VT100 Terminal Emulation… Read More »New Juniper Device Basic Configuration
JUNOS software updates are contained in four packages jkernel–Operating system jroute–Routing Engine software jpfe–Packet Forwarding Engine software jdocs–On-line documentation jbundle–All four upgrade package – Packages can be upgraded individually – CLI “show system software” command displays installed packages
Juniper Standard Interfaces Physical interfaces have standard names Based on Interface port type. FPC slot number (FPC- Flexible PIC Concentrator) PIC slot number within FPC (PIC – Physical Interface Card) Port number within PIC Interface Port Type at— ATM over… Read More »Juniper Standard Interfaces
Juniper Package Naming Convention Software packages have standard names “package-m.nZnumber.tgz” • m.n is the major version number • Z is a single uppercase letter • A–Alpha • B–Beta • R–Release • I–Internal • number is the release number, which might… Read More »Juniper Package Naming Convention
Comparing Configuration with roolback to File Differences Compare candidate and active configurations: # show | compare Compare active and historical configurations: # show | compare roolback 2 [It will view the configuration before 2 commit operation] # show | compare… Read More »Juniper Comparing Configuration with roolback