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0 votes
1 answer
274 views

Ping to default gateway failing

6 votes
2 answers
2k views

Why can I ping IP addresses from 127.0.0.1 to 127.255.255.254?

0 votes
2 answers
75 views

Why would we want to subnet/change CIDR of private addresses?

2 votes
1 answer
49 views

Fragments taking different routes?

5 votes
1 answer
186 views

Does the IP header have a "Padding" field?

1 vote
1 answer
55 views

What is the Logic of AND and OR operations in subnetting?

3 votes
2 answers
2k views

What this subnetting restriction means

1 vote
1 answer
247 views

"SWIP" Equivalent for RIPE?

0 votes
3 answers
69 views

How to use IP pool

1 vote
1 answer
225 views

How can I configure a Cisco router 4300 to allow internal server ip:80 to be accessed on public ip:4500

0 votes
2 answers
752 views

Can I run 2 separate ranges on the same physical network

0 votes
1 answer
42 views

Is it possible to send network messages with "Fake" Local Network(192.168.x.x) destination IP but actually reaches the destination via internet?

4 votes
4 answers
2k views

Is it possible to brute force search/guess symmetric NAT port prediction for hole punching?

0 votes
2 answers
56 views

In what context is this IP address / subnet mask valid?

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