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Questions tagged [ping]

A utility to determine whether a specific IP address is accessible.

2
votes
1answer
52 views

Cannot ping a single website when I am logged into my account

I am having an issue connecting to my website. When I ping sample.com the server, I IP address I get is 192.168.0.12, but when I do an NSlookup, I get the correct IP. When I switch user account or go ...
0
votes
1answer
28 views

Mac Appstore adress

I'm trying to do a ping and a traceroute to the Mac Appstore for some testing purposes. Does anyone know the address, where the store is hosted. Thanks in advance. Max
2
votes
1answer
575 views

How does macOS allow Standard users to ping

I've got a pretty deep question here that I hope someone can answer. In macOS, regular users can ping as well as root. Normally, root access is required to open the raw socket necessary to run ping. ...
3
votes
0answers
39 views

Bluetooth has short interruptions

I am experiencing short interruptions of the Bluetooth connection on my early 2013 MacBook Pro Retina. I have connected my Magic Mouse, my Magic Keyboard and Bluetooth headphones. Every few seconds ...
0
votes
1answer
605 views

Change hosts file does not have any effect

I have edited the /etc/hosts file on macOS 10.12.6. Then trying to flush the DNS services has no effect, why? Here is what I have done: cd /etc sudo cat hosts sudo cat -te hosts ##$ # Host Database$ ...
5
votes
1answer
4k views

What is pingsender and why does it wants to connect to?

I use Firefox and I got this message from Little Snitch. What is pingsender and why does it wants to connect to incoming.telemetry.mozilla.org?
1
vote
0answers
279 views

Enabling Stealth Mode in macOS Sierra doesn't work (still responds to ping)

I've checked the "Enable stealth mode" option on my Mac (running macOS Sierra 10.12.5), which is supposed to make my computer not respond to "test applications using ICMP, such as Ping" however, this ...
3
votes
1answer
3k views

How to set timeout to 'ping' command?

In windows argument -w and number in milliseconds set how long wait echo reply from pinging host. I'm running now macOS Sierra and -t argument from ping help set count of echo requests. So ping ...
0
votes
1answer
2k views

Can't ping Mac from PC

I have a PC running Windows 10 and a Mac running macOS 10.12.4 both connected to a common home WiFi network. Mac network settings Firewall: disabled, IP: 192.168.1.18, Subnet: 255.255.255.0 Windows ...
3
votes
0answers
117 views

Connection dropping after upgrade to Sierra

We have a Mac mini which we use for remote building some iOS applications written on Xamarin. All build scripts are executed via SSH. Recently we have upgraded its OS from El Capitan to Sierra, but ...
10
votes
1answer
9k views

Cannot ping my local machine

I have just updated my Mac to macOS Sierra 10.12. My hostname is ninjaPixels-Macbook-Pro and if I run: ping ninjaPixels-Macbook-Pro.local or ping ninjaPixels-Macbook-Pro I get an error of unknown ...
0
votes
0answers
874 views

Unreasonably high ping on Mac

Here's my hardware setup : ADSL Line in --> TP-Link TD-8840T Modem --[LAN Cable]--> TP-Link TL-WR1043ND Router. I'm connected to the TL-WR1043ND via WiFi, and here are my pings : Ping to ...
0
votes
1answer
284 views

ICMP packet with a negative round trip time?

I often keep a ping running in my Terminal so that I can pop it up to keep an eye on any network issues in our office. Recently, I ended a long-running ping session and noticed in the summary ...
1
vote
0answers
245 views

Can't receive ICMP echo replies from outside of local network in El Capitan

I'm observing the weirdest thing. I can't receive any ICMP echo replies from hosts outside of my local network on my MacBook running El Capitan. Pinging hosts within my local network (my router and ...
1
vote
0answers
18 views

How to find the IP of a device connected through Ethernet Sharing [duplicate]

I often share my MacBook Pro's Ethernet connection with devices like a Raspberry Pi to log in via SSH and configure files without using a screen, keyboard, etc. My current method to find the IP is ...
2
votes
2answers
1k views

Getting high ping when MacBook Air is connected to Wi-Fi

I have a 13" MacBook Air with Yosemite 10.10.2 installed: As soon as I connect it to my WiFi, I get a very high ping (1600 ms) on both my machines: Windows 7 PC and my MacBook. As a result browsing ...
2
votes
0answers
128 views

Little Snitch shows ping flood to 0.0.0.192

My Little Snitch Network Monitor tells me my machine is ping'ing 0.0.0.192 every second. What's going on? EDIT: A Wireshark capture tells me this ping has Source 0.0.76.188 Destination 0.0.0.192
4
votes
2answers
2k views

Random latency ping spikes

So I have been having serious problems with lag(connection ping spikes) on my computer. I am using Mac Pro (Mid 2010), and I used the “sudo ping -i .2 192.168.0.1” command in terminal to monitor my ...
0
votes
1answer
317 views

What could be the cause of these erratic and extremely high ping times between two MacBooks over wifi?

I have two laptops on my network: a Mid-2015 Macbook Pro Retina running 10.10.5 and an Early 2014 Macbook Air running 10.9.5. When I ping one from the other over the same wifi network, I get very ...
2
votes
1answer
664 views

Why the different results for ping? Or why is the Time Capsule getting involved?

I'm setting up a bash script network monitor at the core of which I am using ping. When a host is down, I get the standard host is unreachable, usually. But on one box it seems to be getting a ...
1
vote
2answers
4k views

Cannot ping between OS X on wireless LAN

Macbook Pro OSX 10.10.5, Late 2013 model. Firewall entirely off (Stealth mode is certainly off). Three Macbook Pro’s wirelessly connected to the same wireless network (WPA/WPA2 Personal) under the ...
1
vote
1answer
1k views

unable to ping local network

I have a problem whereby Mac A cannot ping the local network. It can ping the router, 192.168.1.1 but none of the machines on that network. Mac B works properly. I am running yosemite 10.10 on both ...
1
vote
1answer
106 views

Terminal Ping, how to get simple integer

i am wondering how exactly you would get a simple integer result instead of all the miscellaneous information such as the packet size, transmission number and target. To elaborate: I would prefer ...
2
votes
0answers
20 views

Ping times keep oscillating on Wi-Fi: Boom network load? [duplicate]

I have a 2012 retina MacBook Pro that lags in a very specific way: I have normal ping times for about 5 seconds and then they spike to 100-300ms more than normal for about 5 seconds, and back and ...
3
votes
1answer
1k views

Mac OS X Yosemite connectivity issue

Every so often my MacBook Pro starts getting very intermittent network connectivity. I have a Virgin Media SuperHub. Pinging my router gives me lots of request timeouts: 64 bytes from 192.168.0.1: ...
1
vote
1answer
284 views

How to use OS X's terminal to ping an IP using the latency as a stopping condition for a loop?

What I'd like to do is to ping an IP while the latency is above an specific value. I think an example will help: Let's suppose I have the following result to the "ping *IP here*" command: PING *IP ...
2
votes
1answer
208 views

Ping Issues using Thunderbolt to CAT

Is anyone having a higher than usual ping when using a thunderbolt to Ethernet adapter? Or maybe the thunderbolt adaptor has a known issue? Found this thread, Ping on Mavericks on late 2013 MacBook ...
0
votes
1answer
272 views

Ping command works in Network utility but not in terminal

I am on os x 10.9.4 If I ping google from the network utility I get 0% packet loss. But if I try to ping google from the terminal with ping www.google.com I get 100% packet loss. System Preferences ...
3
votes
1answer
16k views

How to send several pings per second? (ping more quickly)

I was looking into pinging a host 5 times per second. I've read the man page for 'ping' for Mac OSX, but I can't find anything that would allow me to do this. I tried setting the -W switch to 5, to ...
2
votes
2answers
5k views

Cannot ping my IP

How can it be that I cannot ping my own IP on Mac OS? $ ifconfig -a lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384 options=3<RXCSUM,TXCSUM> inet6 ::1 prefixlen 128 ...
1
vote
0answers
964 views

Trying to connect to Facebook, but pinging it says packets not received

When I go to Network Utility and ping Facebook with the domain www.facebook.com, I get: Ping has started… PING www.facebook.com (69.171.228.74): 56 data bytes Request timeout for icmp_seq 0 Request ...
5
votes
4answers
5k views

Ping on Mavericks on late 2013 MacBook Pro slow and variable compared to Windows

I had a couple of issues connecting to an SMB share last night so started using ping to test connectivity. At that point I noticed the ping was very slow and variable - my Windows laptop shows <...
6
votes
3answers
12k views

Which setting in osx could block “ping localhost”?

How can I detect which setting in the OS X could block ping localhost? IPFW, LittleSnitch no such rules? Update 1: > cat /etc/hosts 127.0.0.1 localhost 255.255.255.255 broadcast
5
votes
2answers
968 views

get a notification when my machine is pinged

I'd like to be able to be notified in any way (sound, notification, growl, etc) when someone pings my machine. Is that possible?
0
votes
0answers
809 views

Why does my Mac mini answers pings while asleep?

My Mac mini late 2012 behaves strangely: When awake the computer answers ping correctly: 64 bytes from 10.0.1.12: icmp_seq=5 ttl=64 time=4.201 ms 64 bytes from 10.0.1.12: icmp_seq=6 ttl=64 time=4....
3
votes
3answers
2k views

Ping graph utility

I am having connectivity problems with my broadband and want to create some evidence for/with comcast. In particular, I'd like to run a continuing series of pings and get a graph out. All I've been ...
0
votes
1answer
2k views

Unable to ping any website through terminal and network utility

I have internet connection and I can access every website. But when I try to ping any website ( be it www.google.com or www.stackoverflow.com or any site ) I always get Request timeout for icmp_seq 0 (...
2
votes
3answers
3k views

nslookup & dig fail; ping, traceroute, and scutil -r work

I'm running on 10.8.2. All of a sudden, traditional nameserver lookups are failing on my machine: $ nslookup www.att.com ;; connection timed out; no servers could be reached $ dig www.att.com ; &...
-1
votes
2answers
981 views

Best way to isolate iMac internet connection problem in small office?

I manage a small office that is 7 macs and 1 PC. One 2010 iMac in aprticular has ongoing internet connectivity issues where it says it's connected (via Network Diagnostics) but it goes out again ...
4
votes
1answer
10k views

How to stop Windows firewall from blocking Bonjour hostname resolution

I have Bonjour installed on my Windows 7 PC, and the installer appears to have poked all the necessary holes in the Windows firewall. However, I can't ping windows-pc.local from my Mac. If I ...
3
votes
1answer
669 views

Large ping times in normal mode, okay ping times in safe mode

I pinged google.com to see that ping times ranged from 54 ms to over 2000 ms on my MBA. After a quick isolation and testing, I figured that it was my MBA only issue. I log into safe mode on my MBA ...
7
votes
1answer
6k views

How can I format the output of ping in bash?

I am using the following script to cycle through a list of IP addresses and report back on the % of packet loss. I'd also like to have the IP address printed first, then its % of packet loss. But I ...
0
votes
3answers
1k views

DNS Issues after Updating to Mountain Lion

I've updated to Mountain Lion, and I'm having some DNS problems. I always PPTP/L2TP VPN connections on my macbook. Recently after a while of working with Mountain Lion, VPN stops sending and receiving ...
1
vote
1answer
2k views

Ping and curl resolve to one IP, dig/nslookup/host resolve to another

OK, I have a very interesting case. I have a custom DNS server that is vending out IP addresses to varying servers in my test network. If I use dig, nslookup, or host, it tells me that it's properly ...
1
vote
1answer
1k views

How to use Telnet with Personal Hotspot (tethering)?

I got the Personal Hotspot working great, with both USB and WiFi (on different computers/devices). However, I am not able to ping or telnet the other computer. Both computers can ping the iPhone (...
2
votes
2answers
795 views

Is there an app to ping IP's periodically to check latency?

I'm sure I came across a really nice app that would ping a list of sites or IP addresses every x mins/hours and send alerts when it could not ping. But I can't find the app back, anyone know of any ...
0
votes
3answers
1k views

Minimum required ping time for computer on LAN?

I want to ping all possible IPs in my LAN, and I have the code for it, but right now, I've already cut the weight time from 5s to 2s, and it's still about 8 minutes to test them all. How long should ...
7
votes
3answers
33k views

Ping all IPs in LAN

How would I find out all the devices on my LAN by pinging them all in terminal? What would the code be?
1
vote
2answers
28 views

iTunes updates and Ping

I'm not very savvy. I usually accept all iTunes updates to get any important fixes. But I don't think I need Ping - never signed up and don't use social networking. Should I reject iTunes update # ...
3
votes
2answers
9k views

Ping command on iPad

Is there some way by which a ping command or somewhat similar can be run on iPad ? I am trying to do this as my wifi connection dies out if there is idle time even for a few mins though it works with ...