Re: Strange traceroute result to VM in EC2, Singapore

2015-08-07 Thread Andras Toth
Traceroute on Linux/Unix boxes is generally using UDP by default. Try using ICMP, by adding the -I (capital i) option to traceroute: traceroute -I 52.74.124.136 On Fri, Aug 7, 2015 at 2:05 AM, Glen Kent wrote: > I find this bizzare because even when the traceroute doesnt work, I am > actually a

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread John Kristoff
On Thu, 6 Aug 2015 21:35:46 +0530 Glen Kent wrote: > Any pointers on this would be very helpful. Presumably you're doing this from a Linux host. You might try these flags to see what you get: -T, --tcp Use TCP SYN for probes -e, --extensions Show ICMP

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Christopher Morrow
On Thu, Aug 6, 2015 at 12:05 PM, Glen Kent wrote: > I find this bizzare because even when the traceroute doesnt work, I am > actually able to ping and access the machine. > > I know that the VM responds to traceroutes, since it did respond to my > traceroute when i was on the other broadband netwo

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Glen Kent
I find this bizzare because even when the traceroute doesnt work, I am actually able to ping and access the machine. I know that the VM responds to traceroutes, since it did respond to my traceroute when i was on the other broadband network. So i really fail to understand why the traceroute on th

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Glen Kent
Really sorry. Didnt realize that this is a text-only forum. When my traceroute to 52.74.124.136 works: ~$ traceroute 52.74.124.136 traceroute to 52.74.124.136 (52.74.124.136), 30 hops max, 60 byte packets 1 xxx xxx 0.412 ms 0.472 ms 0.439 ms 2 xxx xxx 2.98 ms 2.971 ms 2.999 ms 3 x

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Valdis . Kletnieks
On Thu, 06 Aug 2015 13:46:24 -, "Darden, Patrick" said: > > Text or it never happened. You, sir, owe me some monitor cleaner. You also win the internets for today. pgpyLnf36r8uU.pgp Description: PGP signature

RE: Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Darden, Patrick
Text or it never happened. --p -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Glen Kent Sent: Thursday, August 06, 2015 8:44 AM To: nanog@nanog.org Subject: [EXTERNAL]Re: Strange traceroute result to VM in EC2, Singapore Ooops. The attachment was dropped

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Glen Kent
Ooops. The attachment was dropped last time. This time its inline: When my traceroute works: [image: Inline image 1] When it doesnt: [image: Inline image 2] Thanks, Glen On Thu, Aug 6, 2015 at 7:06 PM, Dovid Bender wrote: > No trace attached. > > On Thu, Aug 6, 2015 at 9:28 AM, Glen Kent wr

Re: Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Dovid Bender
No trace attached. On Thu, Aug 6, 2015 at 9:28 AM, Glen Kent wrote: > Hi, > > I have two internet connections and can reach the VM in EC2, Singapore over > either connection. > > I am doing an experiment for which I traceroute to this VM from the two > different internet connections (to really g

Strange traceroute result to VM in EC2, Singapore

2015-08-06 Thread Glen Kent
Hi, I have two internet connections and can reach the VM in EC2, Singapore over either connection. I am doing an experiment for which I traceroute to this VM from the two different internet connections (to really get an idea of the number of hops between my local machine and the VM over the 2 dif