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Networking-04: IPv4 (Address (Types (Broadcast address, Host address,…
Networking-04: IPv4
Address
Public address
Private address
Multicast address
Loopback address
Types
Broadcast address
Host address
Network address
Link-local address
ICMP
ICMP Time Exceeded
ICMP Redirect
ICMP Destination Unreachable
ICMP Reply
ICMP Echo Request
Utility
Ping
Tracerroute
Classful addressing
Class C
Class D (Multicast)
Class B
Class E (Experimental)
Class A
Subnetting
Router
Route traffic between subnets
Interface IP address belongs to subnet connected
Interface is the default gateway for devices on LAN
Subnet Planning Considerations
How to assigned host address
Which host require static address
Max no. of hosts needed per subnet
Which host use DHCP for address information
No. of subnet required
Benefits
Reduce overall traffic
Improve network performance
Address allocation considerations
Prevent duplication of address
Monitor security and performance
Provide and control access
Variable Length Subnet Mask (VLSM)
Avoid wasting address
Subnetting a subnet
Internet Service Provider (ISP)
Tier 2
Tier 3
Tier 1