Networking & Cybersecurity
Year 3 (2025-2026)
Network Lab 3(GNS3)
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Project Overview
R1
enable
configure terminal
interface gigabitEthernet 1/0
ip address 192.168.99.1 255.255.255.0
no shutdown
exit
ip dhcp excluded-address 192.168.99.1 192.168.99.10
ip dhcp pool LAN
network 192.168.99.0 255.255.255.0
default-router 192.168.99.1
dns-server 8.8.8.8
exit
end
write memory
S1
enable
configure terminal
interface ethernet 1/0
switchport mode access
switchport access vlan 1
no shutdown
exit
interface ethernet 0/0
switchport mode access
switchport access vlan 1
no shutdown
exit
end
write memory
PC1:
ip dhcp
show ip
PC2:
ip dhcp
show ip
enable
configure terminal
interface gigabitEthernet 1/0
ip address 192.168.99.1 255.255.255.0
no shutdown
exit
ip dhcp excluded-address 192.168.99.1 192.168.99.10
ip dhcp pool LAN
network 192.168.99.0 255.255.255.0
default-router 192.168.99.1
dns-server 8.8.8.8
exit
end
write memory
S1
enable
configure terminal
interface ethernet 1/0
switchport mode access
switchport access vlan 1
no shutdown
exit
interface ethernet 0/0
switchport mode access
switchport access vlan 1
no shutdown
exit
end
write memory
PC1:
ip dhcp
show ip
PC2:
ip dhcp
show ip
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Academic Meta
Lecturer:
Mr. Chhai Lihov
Subject:
Internetworking
Degree:
Bachelor of Science in Information Technology
Semester & Year:
Year 3 (2025-2026)
Technologies Used
Cisco Packet Tracer
GNS3
VLAN