traceroute is a common networking utility to determine the path a packet takes to a target IP device.

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15 views

tracert - no ICMP replies after second hop

This is a follow up question to my previous one here. I did a trace again but to a different host. Is this trace normal? What I am expecting is I should be getting at least another ICMP reply ...
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1answer
29 views

tracert - routing loop?

I was trying to access Paypal dev blog but got a connection timed out error instead. Other sites are working fine. So I did a trace route if I would see something flaky. Indeed something came up.
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1answer
17 views

tracert with specific network device

I use Windows Server 2003 and would like to run a tracert with a specific network device. We have two devices in there, while the first is the default one, which the tracert works with. The other ...
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21 views

Cannot ssh from host to guest os in Virtual Box

I have a windows machine with virtual box installed. I have ubuntu VM within the virtual box. If I setup my vm's network to use NAT, and setup port forwarding to forward from my localhost to the ...
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0answers
40 views

How to manually traceroute?

Is there any way to manually set the TTL on a ping and get the time it took to return and the router IP in Windows? Using tracert takes a long time and goes through each hop sequentially, I want to ...
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24 views

can i disable SNMP trap on tp-link ads2+ router?

so i have this tp-link adsl router (TD-W8961ND) and every time i try to do a traceroute my internet link goes down this what i get from the tracert tracert 8.8.8.8 Tracing route to ...
2
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1answer
21 views

Ping is (LSSR) not working as it should

when trying to reach google from my PC, here's the trace route: But when trying to use loose source routing ping, it always return "Request timed out." ping -j 130.43.32.33 google.com (returns, ...
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1answer
27 views

TRACERT Issues, Consistently timing out on specific steps

I've been with the same internet provider (ZoomInternet) for a few years now. It has been a relatively good experience, and the service is typically fine just fine. However, the last 2 or 3 days ...
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1answer
52 views

Making Sense of ISP's Network Topology

I recently noticed something odd while performing traceroutes from my home network, and its made me wonder as to the architecture of my ISP's network. My home network uses 192.168.0.0/16 addresses ...
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1answer
46 views

traceroute showing unfamiliar result in local network

When I use the the tracert command in Windows cmd, for example with google.com, it shows a familiar IP address. But when I use it with the name of a computer on the same network it shows me a long ...
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30 views

traceroute always end at the gateway?

A while ago I upgraded my home network to a new ISP and had no problems at all until today. I tried to traceroute to 8.8.8.8 and this happened: Tracing route to google-public-dns-a.google.com ...
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32 views

Very strange with traceroute?

A while ago I upgraded my home network to a new ISP and had no problems at all until today. I tried to traceroute to 8.8.8.8 and this happened: Tracing route to google-public-dns-a.google.com ...
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179 views

Can you approximate a server's location?

Me and a colleague are having an argument whether or not the SaaS application we use is hosted in the US or in the EU. The contract says EU. Various traceroutes (example from home below) say US. ...
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44 views

Duplicate IP Address during traceroute / mtr?

While using MTR or trace route I notice that there is a duplicate gateway address showing (10.10.10.1). This happens no matter which physical device or VM that I utilize to test this. I am leveraging ...
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37 views

How to setup a routing loop using route tables?

I am attempting to setup a network loop using the route tables in Windows. The purpose of this setup is to test the impact that TTL Expired notifications have on a program. I have the following ...
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40 views

How to figure out company's network topology?

I can figure out: 1. 3 floors(A, B, C), there is a WIFI AP with same APN but different BSSID in each floor. 2. Will get different IP different subnet if I connect to different WIFI AP 3. the router's ...
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51 views

Strange network hops to Microsoft Office 365 server

Let me start by saying, that I'm not a network pro and trying to learn. We have some issues with Office 365 and when I try to ping their IP (132.245.228.194) I get this result. Notice that in hop 7 ...
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56 views

Traceroute behind a Carrier-Grade NAT (IP address 100.64.0.0/10)

Is it possibile that a Carrier-Grade NAT blocks all incoming ICMP messages? Trying a traceroute from an IP address belonging to the range 100.64.0.0/10 it doesn't detect any hop, neither the first ...
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1answer
73 views

Two IP addresses, different network ID = different networks?

Part of my coursework involves tracerouting a number of UK academic websites. When tracing oxford.ac.uk, before reaching the end (129.67.242.154), it goes through a few 192.76.xx.xx routers which ...
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1answer
72 views

Sudden traceroute time jump between ISP and requested server

I've been having trouble these past few months with certain websites timing out or acting really slow, so I decided to do some traceroute testing. One particular website I try to access called ...
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15 views

How to resolve flaky IP routes to an Amazon EC2 server?

My connections to various Amazon EC2 run websites seems to timeout every few minutes. Then it starts connecting again a minute or so later. I suspect this is due to a faulty route set along the way, ...
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2answers
124 views

Is a firewall blocking me from accessing VZW's website?

I am not able to get on Verizon Wireless's website http://www.verizonwireless.com/ from any computer on my LAN. Chrome and Firefox just return with a connection timed out. However, the name resolves ...
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2answers
61 views

How do I get information about the ip addresses tracert goes through in windows?

Just wondering what the heck is not giving permission to tracert to pass. $ tracert google.com Tracing route to google.com 1 - - - Request timed out. 2 214 ms 69 ms 737 ms 114.108.194.45 3 ...
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2answers
84 views

Unpingable IP's on local network

I am out of idea.. I am using a MikroTik Router I have two network 192.168.1.0/24 and 192.168.3.0/24 One is on ether=4 and the other on 5 Im trying to have a route that will route trafic so both ...
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0answers
75 views

traceroute shows destination host only

I run tracert to a target in our company network and got the following result (ip and names are mangled) $ tracert target.example.com Tracing route to target.example.com [192.168.10.1] over a ...
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41 views

tracert results not matching routing table (route print)

Why would tracert 10.0.0.1 produce the following results: Tracing route to 10.0.0.1 over a maximum of 30 hops 1 3 ms 3 ms 3 ms 192.168.0.1 2 * * * Request ...
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2answers
125 views

Why does pinging my friend have higher than expected ping times?

Why does pinging my friend that lives in the same city, hires the same ISP, and who also lives 30 miles away from my neighborhood show a slightly higher ping (20 ms) than pinging a local server from ...
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1answer
36 views

Ping times change over time only to a certain server

The problem happens only to a certain server from a nearby country. When i test the ping to that server, i get 30-40 ms today, then tomorrow i'll get 240-250 ms. Sometimes, an hour later it'll be ...
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95 views

Router reachability / configuration issue

I'm facing a weird problem at home and have been trying to find the root cause of the following problem, and solve it. I have a Motorola router at home and its public IP is 104.32.170.156 (taken from ...
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2answers
493 views

Traceroute hops in the same subnet

in what case is there two neighbor hops in the same subnet in a traceroute output? As I know it should be only source addresses and each router interface should be in different subnet? E.g.: 1 ...
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0answers
12 views

Some of my clients report a route change when they reboot\refresh their IP?

I made a gaming server recently that hosted by my ISP. Some clients report a change or improvement in ping/latency times from 50ms to 20ms by rebooting their modem/router to get a new IP address, and ...
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2answers
85 views

Assistance needed with high latency on a home network compared with office network with two connections from the same ISP?

I’m having trouble with my home network’s high latency and would be glad if someone can shed light on what is causing the issue. Could it be because of my router (Buffalo AirStation Nfiniti running ...
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2answers
98 views

Who is slow in this traceroute result?

I am using Atlassian Jira Agile Cloud, but browsing is very slow. Nothing like Bitbucket. So I tried to traceroute to see if my ISP is slow or Attlassian (as I see many people complain on slowness, ...
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2answers
73 views

Possible route, but denied?

If ISP (A) can be routed to ISP (B), and ISP (B) can be routed to ISP (C) and vice versa, then why ISP (A) and ISP (C) can't be routed through ISP (B) to each other? The packets are routed like this ...
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1answer
85 views

Why ping to a specific address is different from country to another?

I was working on a server outside my country, and the ping was around 90, I moved to other country and still working on the same server, both countries have the same distance, ISP, internet speed, ...
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56 views

Strange mtr result on pppoe

Why I have such mtr result on pppoe? I have not this result on bridge mode even I check with another ADSL router and does not this result. As you can see each IP iterate on several level for example ...
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2answers
91 views

Fluctuating ping to a certain ISP backbone

There's a central server that located 300 miles away from my country. but when i test the ping to that server or their ISP backbone, i get inconsistent or a fluctuated pings from there. i live in ...
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0answers
26 views

fluctuating ping/latency only to a certain ISP [duplicate]

Pretty much the title. There's an ISP server that located 200miles away from my location. Once the packets cross their network, it fluctuates from 40ms to 120ms back and forth and rarely happen to be ...
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2answers
124 views

Same ip, different route?

There's a set of ip addresses that are hosted from the same ISP servers, but when i pick a random ip address from that set, it picks the right route or maybe the wrong one. I'll give you an example: ...
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2answers
82 views

Is there an issue to be fixed when traceroute consistently prints a line with “6 * * *”?

I am trying to figure out why I am having trouble reaching a particular website from my Mac OSX Yosemite. The service provider suggested that I run a traceroute, when I do, regardless of the ...
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0answers
27 views

How to find IP address of VMware ESXI server from a guest VM hosted on it.? [duplicate]

I have a Windows VM hosted on a VMware ESXI 5.5.0 server. I forgot the IP address of the ESXI server, now I am not able to access it from VMware client. I only have IP address of the guest windows VM. ...
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1answer
289 views

How to simulate traceroute using ping?

I am learning computer networks and looking for a way to simulate traceroute using ping commando. I think it has something to do with ttl, but I don't know how to develop that further.
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1answer
76 views

How can I determine the meaning of an odd entry in tracert output?

My router / gateway is on 10.0.0.1, with it handing out DHCP addresses in the range of 10.0.0.10 - 50. I did a tracert on yahoo today and noticed something odd, the 10.196.192.1 entry in the list ...
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2answers
136 views

can't ping, can't browse, just one site, not dns

Ok this is a new one for me cuz i can NOT browse and also NOT ping and it's just one site but the site is up and it happens from 3 different computers (all windows 7) behind my router-cable_modem. ...
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1answer
126 views

Why does traceroute show a direct connection to my home network devices instead of going via the router?

I have 2 laptops connected to my home router, with the IP addresses 192.168.1.10 and 192.168.1.11. I use traceroute 192.168.1.11 from the first laptop and I get 1 22 ms 11 ms 33 ms ...
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1answer
244 views

tracert shows all hops slow, and last hop three times, how can this be explained?

Very slow network today, so ran a tracert and got the following, which I don't understand, and hope someone can explain. There are two aspects I do not understand. One of them is how can all the ...
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26 views

traceroute dropping in between for some systems

In my office there are multiple computers running on windows 7. there is one endpoint which can be accessed only from some systems(all system are in the same network). The endpoint is something like ...
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2answers
127 views

Interpreting traceroute

I have a tracrt which I am struggling to interpret. The reason I am confused is that on the traceroute the first hop is the same as the last. Normally I would expect to see some form of router or ...
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2answers
84 views

Why next router have smaller response time than previous router in mtr?

In other words why first host have 20.4 ms response time but second host have 15 ms response time. As I know for access to second host must pass through first host, Is that true? Why is this ...
0
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1answer
78 views

How to analyze mtr data

When I use to have latency issue with my hosting server I use to send mtr report to support so they can analyze and tell me if there is any issue at my end or their servers. Now, I am running with ...