New answers tagged ip-address
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Accepted
Is there a plausible way to detect an IP address as being hosted on AWS using BYO-IP?
AWS BYOIP documentation says that your prefix will be announced by Amazon ASNs 16509 and 14618
So, check the originating ASN of the prefix
$ dig +short 0.0.33.13.origin.asn.cymru.com TXT
"16509 | ...
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Is there a plausible way to detect an IP address as being hosted on AWS using BYO-IP?
Following the directions provided by AWS indicates that the customer should stop advertising the selected IP network (/24 or larger) before configuring it to be advertised by AWS (and after their ...
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does routers use MAC addresses to map request/response?
we know that Local machines use private ip address inside a company and share a single public ip address when communicate to the outside world, so does routers use MAC addresses to map request/...
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does routers use MAC addresses to map request/response?
we know that Local machines use private ip address inside a company and share a single public ip address when communicate to the outside world
That is only true for IPv4 networks that use RFC 1918 ...
- 79.7k
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Can I use the network and broadcast IP addresses of a /24 subnet, when the /24 subnet is included in a larger /22 subnet range for NAT?
If the /22 isn't attached to an interface - just a route entry, then there is no "network" and "broadcast", it's just a block of addresses. So, if the ISP is routing the /22 to a ...
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Accepted
Can I use the network and broadcast IP addresses of a /24 subnet, when the /24 subnet is included in a larger /22 subnet range for NAT?
Yes you can simply use the 198.51.0.0/22, and any addresses apart 198.51.0.0 and 198.51.3.255 are host addresses within that subnet.
This requires that you don't have any address within that subnet ...
- 19.3k
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Can I use the network and broadcast IP addresses of a /24 subnet, when the /24 subnet is included in a larger /22 subnet range for NAT?
In my opinion, i don't see any problem to use /22 network on NAT as long as i reserve /22 subnet's Network and Broadcast IPs.
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