0
votes
0answers
4 views

How to start `mtr` in the d mode? (or: how to send a keypress to a console app)

I love mtr for measuring my internet connections. Unfortunately the mode that I use it in can only be reached by pressing d as far as I know. This is the standard mode, with ping times: This is the ...
1
vote
1answer
37 views

First ping always fail with “General failure” or “Request timed out”

I'm using Windows 7 Ultimate SP1 and this problem has puzzled me for a while. No matter which address I ping, first ping always fails. Any advice of what to check? Pinging 8.8.8.8 with 32 bytes of ...
0
votes
1answer
16 views

ping repeater at bootup and never stop

I have a wireless repeater which for some reason loves to go into sleep mode all the time, even if it is not supposed to. The manufacturer swears it's not a defect, and when it works, it works great. ...
0
votes
0answers
23 views

OSX: Can NOT ping to the network interface of NAS

Suddenly, I can NOT access NAS using Finder so I tried to do ping to the network interface of NAS with straight cable which is connected to the box directly. But, I could NOT ping to the interface. ...
0
votes
0answers
32 views

Can 'ping' requests still be used for a DoS attack?

I was reading this question, and couldn't help noticing this part of one of the answers: On the Internet, ping of death is a denial of service (DoS) attack caused by an attacker > deliberately ...
0
votes
0answers
20 views

kernel upgrade causes ping to fail

I am facing some strange problem. I compiled the latest linux kernel and used "make localmodconfig" to create my .config file. In the new kernel "ping google.com" does not work. However the following ...
0
votes
1answer
13 views

Network between three guest OS on linux

I need to create a network between three guest OS (ubuntu), one of them have to be smth like router between two others. See scheme below: [A] eth0(ip 1.1.1.1)-->(net1)<--eth0(ip 1.1.1.2) [B] ...
0
votes
1answer
57 views

Cannot connect to or ping network printer

I've just bought my first network printer and I'm having problems setting it up. I've walked through the setup procedure, and it's correctly connected to my home wifi, and it can connect to the ...
79
votes
7answers
7k views

Is it possible to ping an address:port?

I am not into networking, and I have the following question related to the Linux ping command. Can I only ping an address? For example: miner@raspberrypi ~ $ ping onofri.org PING onofri.org ...
3
votes
1answer
28 views

ping -s values on Windows NT 6

Windows NT 6 (Server 2008 R1 32-Bit) offers -s Count : Specifies that the Internet Timestamp option in the IP header is used to record the time of arrival for the Echo Request message and ...
1
vote
1answer
43 views

Unable to ping from local os(operating system) to virtual machine(vm ware) os( both on a same machine).

I am unable to ping from my windows 7 to virtual machine (ubuntu 14) which is installed on the same system or vice versa. But form other system i am able to ping and everything is working fine. What ...
1
vote
2answers
93 views

What is 67.63.55.3?

On my Mac, if I ping a single-word domain, I see: PING asdfsad (67.63.55.3): 56 data bytes 64 bytes from 67.63.55.3: icmp_seq=0 ttl=241 time=93.308 ms 64 bytes from 67.63.55.3: icmp_seq=1 ttl=241 ...
0
votes
1answer
53 views

Online computer not responding to pings

I was doing a bit of scanning on my network lately, knew all the hostnames to each computer connected. But whilst pinging one of them ping returned Request timed out.. This is strange as I know the ...
0
votes
2answers
54 views

How to monitor changes in the frequency of network latency spikes over time?

I'm currently trying to troubleshoot an issue with my network in which I get latency spikes up to 200 seconds (normally around 50 secs) in an apparently random way at apparently random moments of the ...
0
votes
0answers
25 views

Machines in my local network can ping my machine only if I ping that machine

I have Lenovo G580 laptop with Centos 5.9 installed in it. My machine is accessible by some machines in my network, but many machines(both windows and linux) are not able to access my machine. But ...
3
votes
1answer
101 views

Can't ping printer on one computer, can on the other

I'm trying to ping a printer with a manual IP address of 192.168.1.5 on a 192.168.1.0/24 network. I have two computers and a printer with the following ip settings: Windows 8: IP: 192.168.1.100 ...
0
votes
0answers
23 views

Ubuntu: Gateway does not forward broadcast PING

I try to set up a test environment using Ubuntu VMs to generate IDS data for the Smurf attack. For that I need broadcast PING to work. The setup is pretty simple. There is a victim network and an ...
1
vote
2answers
67 views

Loopback address set for facebook and youtube

I have Windows 7 laptop. I can not access facebook and youtube. It is a office laptop and Symantec Antivirus is installed with centralize management. If I ping both the site like : ping ...
5
votes
1answer
931 views

Why does it take longer to ping by hostname than by IP address?

I've noticed that pinging by hostname is slower than using the IP address. For example, in the Linux command line: $ time ping google.com -c 1 PING google.com (150.101.213.160) 56(84) bytes of data. ...
1
vote
1answer
167 views

Cannot ping from one physical machine's internal network to another physical machine's external network

I wanted to know why I am not able to ping from a physical machine's network interface (a private network) to another physical machine (this one has two network interfaces: a private interface that ...
1
vote
1answer
52 views

Unable to connect Ubuntu remote machine

In Ubuntu I've installed Tomcat and deployed the web application. I started tomcat and trying to access from Windows like below http://54.85.125.1:8080/manager Error could not connect to ...
0
votes
0answers
86 views

ping doesn't run after a windows server update

I break my head with this new problem ... At beginning of April, my windows server sbs 2003 was updated (8 updates) automatically by Microsoft. The OS restarted after these updates during the ...
1
vote
1answer
70 views

I want to ping IP using LAN cable not wireless

I have one machine connect to network using two method : Wireless - got internet access - Class C ip : 192.168.2.xx - Connect with local network with few PCs. LAN do not have internet access ...
0
votes
2answers
60 views

Apparent IP doesn't take me to website

I noticed that sometimes, when ping requesting a website, I receive an IP Address that doesn't in fact take me to that domain name. It instead takes me to the default server page. For example, if I ...
0
votes
0answers
15 views

can a successfully pinged IP address not be in the arp table

Basically the whole Q is in the subject... Is it possible or how would it make sense that I have pinged an IP address that is on the same local network that I am on, And still when I do arp -a this ...
0
votes
0answers
25 views

Why does Windows use the same identifier for different ping sessions?

I noticed while debugging some NATing issues at work that Windows (Windows 7 in this case) echo reply and echo responses are always setting the ICMP identifier field to the same value regardless of ...
0
votes
0answers
106 views

Wireshark Capture Filter

I am new to wireshark and I am trying to capture an ICMP packet over 802.11g, I am using windows and pingplotter. The issue is that on wireshark capture I am not getting any ICMP packets no matter how ...
0
votes
0answers
14 views

Quell ICMPv6 responses using Linux

On Linux, you can use: sysctl -w net.ipv4.icmp_echo_ignore_all = 1 to quell ICMP echo responses from the Linux networking stack. This is different from BLOCKING ICMP responses using ...
0
votes
0answers
36 views

Ping issues and configuration issues

My host machine has an IP 10.116.65.150 and my secondary machine is part of the same network. (( I did connect my laptop to the same ethernet and switch link as I had connected my secondary machine ...
2
votes
1answer
61 views

Is traceroute output correct concerning the actual path to a target

The man page for traceroute says " traceroute tracks the route packets taken from an IP network on their way to a given host." , but while doing research on the topic I was not able to find any ...
0
votes
0answers
100 views

computer ping only one side

In my organization network each resource are shared with network such as printers faxes, etc some times to share printer between two computers 1st computer ping 2nd pc but 2nd pc cannot ping 1st ...
0
votes
1answer
218 views

Can't ping a client PC from a Windows Server 2003 R2 Server SP2

I recently installed a Windows Server 2003 R2 SP2, for a Kronos Workforce Timekeeper Server. Now, the server is able to connect to the internet, and I can ping its IP Ad from other PCs. However, ...
0
votes
1answer
37 views

What is what in the topmost of the OSI model

I am familiar with the OSI model and all but there is something that's been on my mind: Do tools like nslookup and ping reside in the application layer only? They use supporting layers below but ...
0
votes
2answers
188 views

Ping and nslookup work, browsing doesn't

I have a problem with my desktop computer. I can execute ping and nslookup commands but browsing doesn't work well. It takes a very long time to open webpages. I have tried different browsers, ...
4
votes
2answers
256 views

Why does my ping command (Windows) results alternate between “timeout” and “network is not reachable”?

My Windows is in Spanish, so I will have to paste console outputs in that language (I think that translating without knowing the exact terms used in english versions could give worse results than ...
1
vote
2answers
53 views

ping frequency for LAN

Suppose I have a LAN with 20 devices attached (eg switches, router, access points, XBOX, DirecTV, IP Cameras, etc). I want to ping each devices periodically to see if all devices are alive. My ping ...
1
vote
2answers
340 views

Doubt In default time to live (TTL) 255?

I know that,The Default Time to live value is 255, each time a ipv4 packet crosses a router that value is decremented by 1. But,When I ping my adsl router it shows TTL as 64 Pinging 192.168.0.1 ...
0
votes
0answers
76 views

Pinging local machine with external IP

On a Gentoo server, I am trying to wget or curl a page from its url: wget http://example.com/test.html (I can get result for this url from my browser) All I receive is Timeout. With cUrl I get ...
0
votes
1answer
36 views

No DNS But Internet Access

Today while using a Wifi Analyzer I noted that I had 100% loss of ping packets to the DNS Server. To try to isolate the problem I hard wired my computer to my cable modem bypassing my wireless ...
1
vote
1answer
161 views

Own hostname not resolved, but DNS works

Following problem on my Mac Mini: hostname brings: macmini ping macmini brings: cannot resolve macmini: Unknown host Same on other computers in the network: ping with this name does not work, ping ...
-5
votes
2answers
136 views

Ping increase internet speed [closed]

Can I use ping to increase internet speed? ping [IPv4 of wifi] -n 100000 Is this increasing my internet speed?
0
votes
0answers
73 views

Windows 7 can ping Switch, but Windows XP can't

Maybe this question has already been asked, but I can't seem to find it by using the search. I got a little network where I've got my default gateway on 10.0.0.1 with a switch built in. Then there is ...
0
votes
1answer
85 views

Local addresses unreachable, remote addresses work

I experienced strange behaviour on my employee's Windows7-Box. I was working via Putty in a local headless Virtualbox (running LXLE and connected via Virtualbox's host-only network adapter) and ...
0
votes
3answers
239 views

Why is my neighbor ping 20ms less in online games? [closed]

My friend/neighbor has the same ISP than me (cable provider). In fact, he has a lower speed package. But when we game online he always have 10-20ms less ping than me. I tried connecting my PC ...
1
vote
1answer
809 views

what does it mean if nslookup and ping fail to resolve a host name but tracert does not?

This problem concerns an internal DNS server that for some reason sometimes fails to resolve the host names of some machines on the network. When it fails to resolve a host name, and this can happen ...
0
votes
1answer
102 views

Ping packet loss 100

I'm using a laptop in a dormitory and I was trying to go to a website, but it only shows texts and white background. When I check another website about the same thing happens, no pics just texts and ...
0
votes
0answers
44 views

2 PC's One Switch

I have a router with a switch (a) and a pc (1) then a run of ethernet from switch (a) to another switch (b) with 2 pc's (2 & 3) I can ping from PC 2 to PC 1 But can't ping from PC 3 to PC 1. ...
0
votes
0answers
118 views

Connection fails after one packet, server is unreachable by some clients while reachable by others

I am clueless about this issue. I have a machnine with Windows 2003 Server R2. From time to time the following issue arises: The server is accessible from certain clients From other clients (on the ...
2
votes
2answers
327 views

Doing uploads from my windows 7 machine causes high ping time

Without a program doing uploads, my 64-bit Windows 7 laptop does great - 40 ms ping time, 5 MB download rate. If anything starts uploading (Dropbox, for instance), ping times suddenly increase over ...
0
votes
0answers
2k views

How to fix my internet connection/bad ping

First of all thanks for any help! To start with, my internet speeds are bad (3 down and 3/4 up) I can normally play Minecraft with very little lag (me and my 2 bros that play). Recently my Internet ...