Juniper® Lab Exercises Exam Notes : Routing Between Vlans And Ping Test

15. Routing between vlans and ping test

Description: Lab Exercise explains routing between multiple vlans

Network Diagram :

Routing between vlans and ping test

Instructions:

1. Choose device SW1 from network diagram and exit

2. Enter into configuration mode of SW1

3. Create two vlans by name test1 and test2 with vlan id 10 and vlan id 20 respectively

4. Make the interfaces ge-0/0/0 as member of test1

5. Make the interface ge-0/0/1 as member of test2

6. Configure layer 3 interface and assign ip address for each vlan interface

7. Create DHCP services on the EX switch by creating a DHCP pool for vlan 10 first

8. Associate l3 interface for created vlan 10

9. Create DHCP services on the EX switch by creating a DHCP pool for vlan 20

10. Associate l3 interface for created vlan 20

11.To assign ip address to PC1 click network diagram button and in network diagram window click PC1 icon from the diagram and type ip dhcp command to obtain ip address via dhcp server

12. To assign ip address to PC2 click network diagram button and in network diagram window click PC2 icon from the diagram and type ip dhcp command to obtain ip address via dhcp server

13. Now ping PC2 from PC1 or PC1 from PC2 and see that it is successful.

user@SW1>configure
[edit]
user@SW1#
set vlans test1 vlan-id 10
[edit]
user@SW1#
set vlans test2 vlan-id 20
[edit]
user@SW1#
set interfaces ge-0/0/0 unit 0 family ethernet-switching vlan members test1
[edit]
user@SW1#
set interfaces ge-0/0/1 unit 0 family ethernet-switching vlan members test2
[edit]
user@SW1#
set interfaces vlan unit 10 family inet address 192.168.10.1/24
[edit]
user@SW1#
set interfaces vlan unit 20 family inet address 192.168.20.1/24
[edit]
user@SW1#
edit system services dhcp
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 address-range low 192.168.10.1
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 address-range high 192.168.10.50
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 domain-name sample.com
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 name-server 192.168.10.1
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 router 192.168.10.1
[edit system services dhcp]
user@SW1#
set pool 192.168.10.0/24 default-lease-time 23456
[edit system services dhcp]
user@SW1#
exit
[edit]
user@SW1#
set vlans test1 l3-interface vlan.10
[edit]
user@SW1#
commit
commit complete
[edit]
user@SW1#
edit system services dhcp
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 address-range low 192.168.20.1
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 address-range high 192.168.20.50
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 domain-name xyz.com
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 name-server 192.168.20.1
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 router 192.168.20.1
[edit system services dhcp]
user@SW1#
set pool 192.168.20.0/24 default-lease-time 54631
[edit system services dhcp]
user@SW1#
exit
[edit]
user@SW1#
set vlans test2 l3-interface vlan.20
[edit]
user@SW1#
commit
commit complete
[edit]

Obtain ip address automatically via DHCP server for PC1 and PC2

PC1>ip dhcp

PC2>ip dhcp

PC1>show ip

Name :PC1
IP/Mask     : 192.168.10.2/24
Gateway     : 192.168.10.1
DNS         : 192.168.10.1
DHCP Server : 192.168.10.1
DHCP lease  : 23456
MAC         : 00A0.c914.f3f3

PC2>show ip

Name :PC2
IP/Mask     : 192.168.20.2/24
Gateway     : 192.168.20.1
DNS         : 192.168.20.1
DHCP Server : 192.168.20.1
DHCP lease  : 54631
MAC         : 00A0.c914.d0a8

user@SW1>show system services dhcp binding

Allocated Address   MAC Address     Binding Type   Lease expires at
192.168.10.2        00A0.c914.f3f3  Dynamic        23456
192.168.20.2        00A0.c914.d0a8  Dynamic        23456

user@SW1>show system services dhcp pool

Pool Name             Low Address         High Address        Excluded Address
192.168.10.0/24       192.168.10.1        192.168.10.50       -
192.168.20.0/24       192.168.20.1        192.168.20.50       -

PC1>ping PC2

PING 192.168.20.2:  56 data byte
64 bytes from 192.168.20.2 :  icmp_seq=0 ttl=253 time=1.028 ms

PC2>ping PC1

PING 192.168.10.2:  56 data byte
64 bytes from 192.168.10.2 :  icmp_seq=0 ttl=253 time=1.028 ms

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