You can make virtual chassis maximum 10 switches. According to virtual chassis to make a master switch you have to configure as “routing-engine” and rest of the switch will be line-card. You have to give a member for diffrent switch. To make more redundant…

Juniper Aggregate Ethernet / Ether Channel / Ether Bundle at EX series Switch Need to configure at chassis to make this device enable aggregate. Aggregate interface works upto 8 interface. # set chassis aggregated-devices ethernet device-count 4 [Here I create…

VLAN is a sort of Virtual LAN, a network that behaves as if they are connected to the same wire network even though they may actually be physically connected on different segments of a LAN. That mean in a same Local…

[To check Virtual Chassis Status for link UP/Down, Switch Status for Maset, Backup and Line card] user@ConfGeek# run show virtual-chassis status [To check Virtual Chassis Port status for UP/Down] user@ConfGeek# run show virtual-chassis vc-port [Create a New Virtual Chassis Port…

Juniper Show Command  ->To see all port and Vlan UP/Down #run show interface terse ->To see the ge-0/0/1 port Brief information #run show interface ge-0/0/1 ->To see the vlan number 501 Brief Information #run show interface vlan.501 ->To see port…

In a JUNOS devices you can show the MAC table for the better trouble shooting. A media access control address (MAC address) of a device is a unique identifier assigned to network interfaces for communications at the data link layer of…

Juniper Switch VLAN, Management VLAN, TRUNK Configuration 1. Create a vlan with the name “test1” and assign a vlan id of 10 Create a vlan with the name “test2” and assign a vlan id of 20 # set vlans test1…

We use SFP in different devices Cisco, Juniper and other vendor as well. The small form-factor pluggable (SFP) is a compact, hot-pluggable optical module transceiver. SFP transceivers are supporting SONET, Gigabit Ethernet, Fibre Channel, and other communications standards. Usually, we use SFP…

Junos OS require a user account for remote access, it is a good practice to configure at least one nonroot user directly on each device. if you use telnet you need a user account without root user. User accounts provide…

When you create a user account on JUNOS, you will need to give a privilege for that user. Each operational mode command has an access privilege level, according to user’s permission level he can execute, configure and view. Four standard…

During the troubleshooting the fiber link, we need to measure the optical laser receive and transmit level for ensuring the service quality. Sometimes, we might get high fiber optic laser power sometimes we receive very low laser. According to this scenario we…

Juniper Aggregate Ethernet / Ether Channel / Ether Bundle at Router Need to configure at chassis to make this device enable aggregate. Aggregate interface works upto 8 interface. # set chassis aggregated-devices ethernet device-count 4 [Here I create four aggregate…

How to install Juniper OS Step by Step For juniper OS instalation you must login as a root. Step 1  Copy your OS to a USB drive. Step2 Insert the USB drive to Juniper device. USB drive must be formated…

Password Recovery Process for Juniper Step1 You must have a console connection Step2 Reboot the system Step3 Press the Spacebar when boot loader prompted like: Hit [Enter] to boot immediately, or space bar for command prompt. Booting [kernel] in 9 seconds… Step4…

Juniper Multiple IP Address on a Single interface For some point-to-multipoint, you configure multiple address on a single logical interface: # set interfaces ge-0/0/0 unit 0 family inet address 192.168.100.2/24 # set interfaces ge-0/0/0 unit 0 family inet address 192.168.200.2/24…