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why do I need network id and host id?
How does IPv4 Subnetting Work?Why do ICMP Redirect Host happen?How does IPv6 subnetting work and how does it differ from IPv4 subnetting?Unable to Connect to Server Via External Network:Small remote network fileserver accessWhy do all computers on my network have the same MAC address?How to connect devices behind Comcast router/modem with devices behind wireless routerWhy does operating system need to know subnet mask?What is this router's IP address(es)?Different subnet mask on router and DHCP server
Here is what I think.
When I make request to some website, router through modem makes the request to the internet, (website) and gets the response. (how does it get response?) , webserver knows the router's ip address. Then router knows my private ip address and gives me back what I requested.
The question is , I heard that there's a subnet mask and I know what It does. Why do I need NETWORK ID at all? I read somewhere that it's used so that response could find the network from where request was done, but in above scenario, there's no network needed as web server knows router's ip address and gives it response.
Why do I need(does router need) NetworkId and HostId to know specifically?
networking ip subnet
New contributor
add a comment |
Here is what I think.
When I make request to some website, router through modem makes the request to the internet, (website) and gets the response. (how does it get response?) , webserver knows the router's ip address. Then router knows my private ip address and gives me back what I requested.
The question is , I heard that there's a subnet mask and I know what It does. Why do I need NETWORK ID at all? I read somewhere that it's used so that response could find the network from where request was done, but in above scenario, there's no network needed as web server knows router's ip address and gives it response.
Why do I need(does router need) NetworkId and HostId to know specifically?
networking ip subnet
New contributor
add a comment |
Here is what I think.
When I make request to some website, router through modem makes the request to the internet, (website) and gets the response. (how does it get response?) , webserver knows the router's ip address. Then router knows my private ip address and gives me back what I requested.
The question is , I heard that there's a subnet mask and I know what It does. Why do I need NETWORK ID at all? I read somewhere that it's used so that response could find the network from where request was done, but in above scenario, there's no network needed as web server knows router's ip address and gives it response.
Why do I need(does router need) NetworkId and HostId to know specifically?
networking ip subnet
New contributor
Here is what I think.
When I make request to some website, router through modem makes the request to the internet, (website) and gets the response. (how does it get response?) , webserver knows the router's ip address. Then router knows my private ip address and gives me back what I requested.
The question is , I heard that there's a subnet mask and I know what It does. Why do I need NETWORK ID at all? I read somewhere that it's used so that response could find the network from where request was done, but in above scenario, there's no network needed as web server knows router's ip address and gives it response.
Why do I need(does router need) NetworkId and HostId to know specifically?
networking ip subnet
networking ip subnet
New contributor
New contributor
New contributor
asked 5 mins ago
Nika KhurashviliNika Khurashvili
95
95
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add a comment |
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