Home > Can Ping > Can Ping Cannot Traceroute

Can Ping Cannot Traceroute


What do ^$ and ^# mean? New Resort Opening New resort network integration with our Forest Root Domain VM combination testing test bed for multi platform vms and backups TECHNOLOGY IN THIS DISCUSSION Join the Community! The next router reduces the hop count to zero and reports back name and IP to the sender indicating that the packet expired. Both have the same gateway, IP address prefixes, etc. http://cmptp.com/can-ping/can-ping-ip-but-cannot-traceroute.html

My guess is that it`ll work and its down to the age of the TCP module Im using.Lengthy explanation I know, but still be greatful of any suggestions to get me Connect with top rated Experts 14 Experts available now in Live! The 10'000 year skyscraper How small could an animal be before it is consciously aware of the effects of quantum mechanics? This makes me believe that it is nothing to do with firewalls, but with the OS configuration. click site

Can Ping But Not Traceroute Cisco

The ping goes out with a hop limit of 16 and each router reduces that number by 1 as it tries to pass it on. Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/4 ms 0 Question by:Dragon0x40 Facebook Twitter LinkedIn Google LVL 21 Best Solution byfrom_exp traceroute is using different type of icmp messages, more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science Login with LinkedIN Or Log In Locally Email Password Remember Me Forgot Password?Register ENGINEERING.com Eng-Tips Forums Tek-Tips Forums Search Posts Find A Forum Thread Number Find An Expert Resources Jobs

Description: Heres my issue. If they're insisting it's not on their end...I'm quite baffled. Thread Tools Show Printable Version Email this Page… Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode Switch to Threaded Mode 09-12-06,10:25 PM #1 Wire Monkey View Profile View Traceroute Fails On First Hop Not the answer you're looking for?

It is just the normal '* * *' timeout. –Sagar Jul 29 '10 at 14:31 add a comment| 1 Answer 1 active oldest votes up vote 10 down vote accepted That's Covered by US Patent. amsterdamharuJanuary 26th, 2011, 06:50 AMI guess the port forwarding wasn't that well done, haven't tried forwarding all ports to my computer but with direct pppoe connection to the modem I get have a peek at these guys Reply With Quote 09-14-06,06:47 PM #5 Wire Monkey View Profile View Forum Posts View Blog Entries Junior Member Join Date Sep 2006 Posts 10 No wireless connections on my home network.

The first hop reduces this to 0 and gets bounced back to the source with its IP address as the source of the refusal. Traceroute Blocked By Firewall So now you're machine's getting info on the first 2 hops..showing again that it's not your machine. The connection is L2 and there is no "route." You should see a single line with the destination router listed and no hops. 1 Poblano OP jpfromuniverse Dec Some networks allow one or both, or none.

Traceroute Not Completing

Windows-based traceroute sends out normal ping packets (icmp echo), with TTL set to 1 for the first 3 packets, TTL=2 for the next 3 packets, TTL=4 for the next 3 and All rights reserved. Can Ping But Not Traceroute Cisco cadetalain Jan 27, 2013 10:35 AM (in response to ry) Hi,don't forget that Cisco traceroute is UDP based and it may be filtered on the devices but not the ICMP. Traceroute Stops At Router Therfore, they get bounced back to the source with a connection refused.

Probability of All Combinations of Given Events Why do I never get a mention at work? have a peek at these guys Is "she don't" sometimes considered correct form? And the above gentlemen states, you are probably hitting a firewall. I will apply the Winsock fix tonight and post back with the results..... Traceroute Stops At Gateway

Next step was trying different cables. If the devices are Cisco then a pc ping may work. Word for "using technology inappropriately"? check over here My assumption is that this is a bench setup, or otherwise the machines are connected via 1GbE or Fiber directly.

While gigabit worked well for a time, we needed something faster. Tracepath No Reply Too Many Hops If thats the case try using this to counteract it http://en.wikipedia....i/Tcptraceroute Mark 0 Back to top #6 a61971 a61971 Cisco and Juniper Technical Experts 1413 posts Gender:Male Location:Don't know ... (c; Reply Subscribe RELATED TOPICS: Ping works in Windows not in Linux Allow Tracert through Cisco ASA Cannot ping from ASA over Site-to-Site VPN   8 Replies Ghost Chili

not blocking and that he pinged/traced from my modem to ensure I could get out with a tracert.

If the router does not generate the ICMP, then no trace. I get the first hop only wth or without the router. What happens if you put your router back in place? Traceroute Udp Learn more about The Cisco Learning Network and our Premium Subscription options.

Routers have to be configured to either permit or block this behavior depending on the brand. Try to look at this site: http://www.traceroute.org/ perhaps you have succes, when you have another starting point. If so, where does your traffic drop (LAN? this content Many firewalls do b^not generate ICMP "expired" messages.It also depends on each element of the chain allowing ICMP "expired" messages to be delivered back to the tracing machine.