Juniper® Lab Exercises Exam Notes : Basic Gigabit Ethernet Configuration On A J-series Router

4. Basic gigabit ethernet configuration on a J-Series router

Description: This lab exercise demonstrates configuring the gigabit ethernet interface on a Jseries router and also setting other basic parameters like hostname, domain-name, name-server, backup router etc. Show command is issued to verify the configuration set on the router.

Network Diagram :

Basic gigabit ethernet configuration on a J-Series router n/w diagram

Instructions:

1. Enter into system hierarchy on R1

2. Set the router hostname as Router1, domain-name as router.net, root-authentication as vhvc#!,name-server as 10.148.2.32, backup-router as 192.168.2.34/24

3. Exit from system hierarchy and enter into interfaces hierarchy

4. Set the IP address on all the four fixed Gigabit Ethernet ports of J-Series router

5. Commit the configuration

6. Issue show configuration to verify the configuration set on the router.

7. Issue show interfaces brief command to display brief information about all interfaces configured on the router.

8. Issue show interfaces terse command to display summary information about interfaces

user@R1>configure
[edit]
user@R1#edit system
[edit system]
user@R1#set host-name Router1
[edit system]
user@Router1#set domain-name router.net
[edit system]
user@Router1#set root-authentication encrypted-password vhvc#!
[edit system]
user@Router1#set name-server 10.148.2.32
[edit system]
user@Router1#set backup-router 192.168.2.34/24
[edit system]
user@Router1#exit
[edit]
user@Router1#edit interfaces
[edit interfaces]
user@Router1#set ge-0/0/0 unit 0 family inet address 192.168.1.1/24
[edit interfaces]
user@Router1#set ge-0/0/1 unit 0 family inet address 192.168.2.1/24
[edit interfaces]
user@Router1#set ge-0/0/2 unit 0 family inet address 192.168.3.1/24
[edit interfaces]
user@Router1#set ge-0/0/3 unit 0 family inet address 192.168.4.1/24
[edit interfaces]
user@Router1#exit
[edit]
user@Router1#commit
commit complete
[edit]
user@Router1#exit

user@Router1>show configuration

 version "9.6I0";
global {
      system{
          backup-router = 192.168.2.34/24
          hostname = Router1
          domain-name = router.net
          name-server = 10.148.2.32
           root-authentication{
               encrypted-password = vhvc#!
          }
     }
      interfaces{
           fxp0{
               speed = unassigned
                unit 0{
                     family inet{
                         address = unassigned
                    }
               }
          }
           ge-0/0/0{
               keepalive_status = enable
               interface_status = enable
               description = unassigned
               encapsulation = unassigned
               speed = unassigned
               hold-time = up unassigned, down unassigned
                GigabitEthernet-options{
                    clock-rate = unassigned
               }
                unit 0{
                    bandwidth = unassigned
                     family inet{
                         address = 192.168.1.1/24
                    }
               }
          }
           ge-0/0/1{
               keepalive_status = enable
               interface_status = enable
               description = unassigned
               encapsulation = unassigned
               speed = unassigned
               hold-time = up unassigned, down unassigned
                GigabitEthernet-options{
                    clock-rate = unassigned
               }
                unit 0{
                    bandwidth = unassigned
                     family inet{
                         address = 192.168.2.1/24
                    }
               }
          }
           ge-0/0/2{
               keepalive_status = enable
               interface_status = enable
               description = unassigned
               encapsulation = unassigned
               speed = unassigned
               hold-time = up unassigned, down unassigned
                GigabitEthernet-options{
                    clock-rate = unassigned
               }
                unit 0{
                    bandwidth = unassigned
                     family inet{
                         address = 192.168.3.1/24
                    }
               }
          }
           ge-0/0/3{
               keepalive_status = enable
               interface_status = enable
               description = unassigned
               encapsulation = unassigned
               speed = unassigned
               hold-time = up unassigned, down unassigned
                GigabitEthernet-options{
                    clock-rate = unassigned
               }
                unit 0{
                    bandwidth = unassigned
                     family inet{
                         address = 192.168.4.1/24
                    }
               }
          }
     }
     protocols{
          rip{

          }
          ospf{

          }
          bgp{
          }


     }
      policy-options{

     }
}

user@Router1>show interfaces brief

Physical interface: ge-0/0/0, Enabled, Physical link is up
Link-level type: PPP, MTU: 4474, Clocking: Internal, GIGABIT ETHERNET mode, Speed: unassigned

Physical interface: ge-0/0/1, Enabled, Physical link is up
Link-level type: PPP, MTU: 4474, Clocking: Internal, GIGABIT ETHERNET mode, Speed: unassigned

Physical interface: ge-0/0/2, Enabled, Physical link is up
Link-level type: PPP, MTU: 4474, Clocking: Internal, GIGABIT ETHERNET mode, Speed: unassigned

Physical interface: ge-0/0/3, Enabled, Physical link is up
Link-level type: PPP, MTU: 4474, Clocking: Internal, GIGABIT ETHERNET mode, Speed: unassigned

user@Router1>show interfaces terse

interface    Admin   Link   Proto    Local               Remote
ge-0/0/0     up      up     inet     192.168.1.1          0/0
ge-0/0/1     up      up     inet     192.168.2.1          0/0
ge-0/0/2     up      up     inet     192.168.3.1          0/0
ge-0/0/3     up      up     inet     192.168.4.1          0/0

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