Forum Discussion
More evidence that CenturyLink is broken
I've been doing a lot of expermenting with traceroute today. I'm just sort of stumbling around in the dark with this. One of the thngs I've discovered is that the first 6 entries seem to be the same no matter where I'm tracing to:
1 192.168.42.1 (192.168.42.1) 0.223 ms 0.236 ms 0.274 ms // Hughes router
2 100.67.205.153 (100.67.205.153) 0.905 ms 1.016 ms 1.169 ms // Shared address
3 dpc6935186182.direcpc.com (69.35.186.182) 589.663 ms 589.681 ms 589.643 ms // Hughes site
4 dpc6935188058.direcpc.com (69.35.188.58) 1369.224 ms 1369.243 ms 1369.193 ms // Hughes site
5 ae13-575.edge3.Denver1.Level3.net (4.28.103.141) 1369.171 ms 1369.150 ms 1369.125 ms // CenturyLink
6 * * *
The text after the C++ style comment is what I've been able to discover about the address so far. When CenturyLink appeared I remembered your post.
Yes. So this is what you're looking at:
1. Your wifi/router, sometimes these show your public IP depending upon the tracert options. Not sure why the modem itself (192.168.0.1) doesn't show.
2. Gateway input from satellite
(not sure why it's showing a shared IP on yours, should be something in 69.35.184.0/21 like the other two)
3. Gateway processing
4. Gateway output to internet (may vary)
5. Upstream provider to gateway
6. [is always obfuscated by ICMP blocking for some reason on CL, but should be the provider's backbone]
...
all the other nodes to the target address.
- gaines_wright6 years agoTutor
Thanks for the info. I guess the differences may be caused by my use of the Linux version of traceroute.
- MarkJFine6 years agoProfessor
Should be the same as my Mac... FreeBSD version.
- gaines_wright6 years agoTutor
MarkJFine wrote:Should be the same as my Mac... FreeBSD version.
Well, again thanks. I may abandon my attempts to understand all of this, especially since today I did another trace to aol.com, and found that many of the hops past the first 6 had disappeared. Yesterday I had several hops to telia, which is in Sweden, and hinet which is in Taiwan. All gone today, aol.com went from 22 hops to 15 hops overnight.
Ahhh! It just occurred to me that the routing table could be constantly changing, and this makes the hops change also. Question is, do I really need to know all of this stuff while retired and 72 years old? I'll probably stick with it for a while, I've always loved useless information. :>)>
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