Using sudo ping -f (URL) on a Mac gives the message: Request timeout for icmp_seq as a reply. How can I fix this?

I'm struggling to understand why I'm getting this error from a part of my program which sends ICMP echo requests on the network. The starnge thing about this is that I can get it to work by letting...

I need to do a icmp ping to a host from my android device. I need to measure the round trip time. I am proficient with android and java, just dont know what library to use. How do I do it? Is it po...

I need to do a icmp ping to a host from my android device. I need to measure the round trip time. I am proficient with android and java, just dont know what library to use. How do I do it? Is it po...

I am sending UDP packets from one PC to another. I am watching the the whole activity using Wire Shark. I notice that for some time there is smooth transmission of packets from one system to the ot...

In Python, is there a way to ping a server through ICMP and return TRUE if the server responds, or FALSE if there is no response?

I have a nexus 7 running CM10.1 . For some reason i cannot reach it from my laptop on the same wifi network. I cannot ping in either direction. In the past i have been only able to ping one way. J...

I know the ICMP request contains the IP address. Is the client MAC address included in an ICMP request? What other info (if any) is included in a ping request?

I have to write a trceroute script but I'm not sure if my attempts are correct. Right now I'm doing it like that (please correct me if I'm doing wrong or clumsy): Got an struct for ip- and udphe...

While trying to figure out the best method to ping (ICMP) something from python, I came across these questions: How can I perform a ping or traceroute in python, accessing the output as it is pro...

It should be possible send and receive ICMP packets using the Ruby socket library but I do not see any good documentation on this. I do not want to use net-ping, icmp, ping, and all of these other...

When I ping an IP address, what is the difference between Request timed out and Destination host unreachable returned from the command?

I would like to programatically make my device answer to broadcast pings (i.e pinging 192.178.1.255) while connected to a wifi network. Is there a way i can do that ? Maybe a listener that will pi...

How to ping an IP address (or by server name) in Delphi 10.1 without using Indy components? TIdICMPClient works with elevated privileges but I want to do it as a normal user.

In Windows Azure role, I cannot ping out D:\Users\foglight>ping www.google.com Pinging www.l.google.com [209.85.143.104] with 32 bytes of data: Request timed out. Request timed out. Request ti...

It all started when I was trying to connect to a VM setup on GCP for SFTP only. Everytime I try to check SSH or setup an SFTP on this machine, it becomes unreachable (and its reachable and well con...

I'm doing some experiments with path MTU discovery in Linux. As far as I understood from RFC 1191, if a router receives a packet with non-zero DF bit and the packet can't be sent to the next host w...

I am trying to understand how the network is working, i'm doing some test, sending some package... anyway My point is that i can't find the real difference between "protocol" structure and "protoc...

I'd like to periodicity check if my SOCKS server is working fine. In order to do that, I thought of pinging 8.8.8.8 (google DNS server) through the SOCKS server. Is there other recommended way? If...

Java does not have primitives for ICMPs and traceroute. How to overcome this? Basically I'm building code that should run in *nix and Windows, and need a piece of code that will run in both platfor...

How can I compute the checksum of an ICMP echo request or reply when the checksum should include the data portion, the data portion can be variable sized, and there's no way to anticipate the data ...

As title, how can I ping my machine to do some basic network testing? I have created a new VM but pinging it's public address returns request timeout.

For the sake of learning I am currently trying to create a simple python porgram to send a ICMP ping packet to some device. To get started I looked through the source code of the python module Pypi...

As an assignment I have to find all the alive computers on a LAN. For which I am using isReachable function of InetAddress class. But problem is that nothing is shown reachable to me. So I tried to...

I'm working on a two part application where one side sends ICMP packets and the other side listens for the ICMP packets and takes action when it receives them. The problem is, I'm not sure how to k...