Ping

lastmod 2024-05-31created 2015-11-048 edits

A command that sends ICMP (Internet Control Message Protocol) packets to a specified target host and checks the communication status based on the responses received.

Install

sudo apt-get install iputils-ping

Command-line flasg

• -s: Sets the packet size.
• -q: Shows only the summary.
• -i: Sets the interval (delay).
• -c: Specifies the number of packets.
• -b: Sends packets to all hosts on the same network as the server running the ping test.

Tutorials

Making our own ping

• [Recommended] Making our own ping ¹ (archive)

1. A short (and mostly wrong) history of computer networking
2. Windows dynamic libraries, calling conventions, and transmute
3. FFI-safe types in Rust, newtypes and MaybeUninit
4. Designing and implementing a safer API on top of LoadLibrary
5. A simple ping library, parsing strings into IPv4 address
6. The builder pattern, and a macro that keeps FFI code DRY
7. Finding the default network interface through WMI
8. Binding C APIs with variable-length structs and UTF-16
9. Consuming Ethernet frames with the nom crate
10. Improving error handling - panics vs. proper errors
11. Parsing IPv4 packets, including numbers smaller than bytes
12. Parsing and serializing ICMP packets with cookie-factory
13. Crafting ARP packets to find a remote host's MAC address
14. Crafting ICMP-bearing IPv4 packets with the help of bitvec

Tutorials

ping: sendmsg: Operation not permitted

ping: sendmsg: Operation not permitted

Most likely filtered by a firewall (e.g. iptables) or similar.

See also

• netcat (nc)

Favorite site

• Wikipedia (en) Explanation of ping

References