Multi area OSPF sample config in Cisco switch. | labeveryday part 56 using CML devnet sandbox 

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Which is better Cisco packet tracer or GNS3

TASK0::setup CML multiple tabs via putty. !add enable password to each network device. !ubuntu username:ubuntu , password:cisco TASK1::add basic commands to each network device. TASK2::add interfaces to routed ports to each network device. TASK3::add OSPF routing protocol TASK4::test ---------------------------------------------------- TASK1::add basic commands to each network device. To all network devices::SYNTAX conf t !edit username here****************************** username ADMINL3SW3 password CISCO line console 0 logging synchronous !for lab environment online then set 0 0 in the production exec-timeout 0 0 login local exit line vty 0 4 login local transport input ssh exec-timeout 0 0 exit ip domain-name cisco.com crypto key generate rsa 1024 ip ssh version 2 exit wr --------------------------------------- TASK2::add interfaces to routed ports to each network device. R1::SYNTAX conf t interface gi 0/0 ip address 56.0.0.1 255.255.255.248 no shut exit interface gi 0/1 ip address 65.0.0.1 255.255.255.248 no shut exit end show ip int brief R2::SYNTAX conf t interface giga 0/0 ip address 56.0.0.2 255.255.255.248 no shut exit interface giga 0/2 ip address 10.5.5.2 255.255.255.0 no shut exit end show ip int brief R3::SYNTAX conf t interface gi 0/1 ip address 65.0.0.2 255.255.255.248 no shut exit interface gi 0/3 ip address 10.6.6.2 255.255.255.0 no shut exit end show ip int brief L3SW1::SYNTAX conf t interface giga 0/2 no switchport ip address 10.5.5.1 255.255.255.0 no shut exit interface gi 0/3 no switchport ip address 10.6.6.1 255.255.255.0 no shut exit interface gi 0/1 no switchport ip address 172.16.56.1 255.255.255.0 no shut exit interface gi 0/0 no switchport ip address 172.16.65.1 255.255.255.0 no shut exit end show ip int brief L3SW2::SYNTAX conf t interface gi 0/1 no switchport ip address 172.16.56.2 255.255.255.0 no shut exit interface gi 0/0 no switchport ip address 192.168.56.1 255.255.255.0 no shut exit end show ip int brief L3SW3::SYNTAX conf t interface giga 0/0 no switchport ip address 172.16.65.2 255.255.255.0 no shut exit interface gi 0/2 no switchport ip address 192.168.65.1 255.255.255.0 no shut exit end show ip int brief PC1::SYNTAX network: version: 2 ethernets: enp0s2: addresses: [192.168.56.56/24] gateway4: 192.168.56.1 nameservers: addresses: [8.8.8.8, 1.1.1.1] VERIFY:: netplan try netplan apply reboot ip addr PC2::SYNTAX network: version: 2 ethernets: enp0s2: addresses: [192.168.65.65/24] gateway4: 192.168.65.1 nameservers: addresses: [8.8.8.8, 1.1.1.1] VERIFY:: netplan try netplan apply reboot ip addr ------------------------------------------------- TASK3::add OSPF routing protocol R1::conf t router ospf 1 router-id 1.1.1.1 passive-interface default no passive-interface giga 0/0 no passive-interface giga 0/1 exit interface gi 0/0 ip ospf 1 area 0 exit interface gi 0/1 ip ospf 1 area 0 exit end show ip protocol show ip route R2::SYNTAX conf t router ospf 1 router-id 2.2.2.2 passive-interface default no passive-interface gi 0/0 no passive-interface gi 0/2 exit interface gi 0/0 ip ospf 1 area 0 exit interface gi 0/2 ip ospf 1 area 0 exit end show ip protocol show ip route show ip ospf neighbor R3::SYNTAX conf t router ospf 1 router-id 3.3.3.3 passive-interface default no passive-interface gi 0/1 no passive-interface gi 0/3 exit interface gi 0/1 ip ospf 1 area 0 exit interface gi 0/3 ip ospf 1 area 0 exit end show ip protocol show ip route show ip ospf neighbor L3SW1::SYNTAX conf t router ospf 1 router-id 4.4.4.4 passive-interface default no passive-interface gi 0/2 no passive-interface gi 0/3 no passive-interface gi 0/1 no passive-interface gi 0/0 exit interface gi 0/2 ip ospf 1 area 0 exit interface gi 0/3 ip ospf 1 area 0 exit interface gi 0/1 ip ospf 1 area 56 exit interface gi 0/0 ip ospf 1 area 65 exit end show ip protocol show ip route show ip ospf neighbor L3SW2::SYNTAX conf t router ospf 1 router-id 5.5.5.5 passive-interface default no passive-interface gi 0/1 no passive-interface gi 0/0 exit interface gi 0/1 ip ospf 1 area 56 exit interface gi 0/0 ip ospf 1 area 56 exit end show ip protocol show ip route show ip ospf neighbor L3SW3::SYNTAX conf t router ospf 1 router-id 6.6.6.6 passive-interface default no passive-interface gi 0/0 no passive-interface gi 0/2 exit interface gi 0/0 ip ospf 1 area 65 exit interface gi 0/2 ip ospf 1 area 65 exit end show ip protocol show ip route show ip ospf neighbor