Wireless can't ping wireless (even more info)

Jim Lewis jim at jklewis.com
Sun Jan 25 03:16:48 UTC 2015


> Hey Jim.
>
> I'm going to cheat!! But given that you're retired, you might have a
> bit of time. Is there a "big box" (staples/bestbuy/radioshack/etc...)
> close by. If there is, go get a cheap/different router
> (wired/wireless) and test to see if this box gives you the same
> behaviour.
>
> To be honest, never run into this kind of issue, but given murphy, I
> know that sometime in my future I will!
>
> Let us know.
>
> thanks

  Yes, even here in Hawaii (Oahu) there are stores all over the place.
I'll probably get a new router (NOT a LinkSys) from Best Buy as I got my
modem from them.

  Okay, I was able to recreate the other problem after rebooting laptop1
(Fedora 21 Mate-Compbiz Spin). I could not ping it from either wired
box. However, I tried pinging from the router and that worked fine (so
did traceroute). Speaking of traceroute, this from wired box big4:


big4 / # traceroute 192.168.1.111
traceroute to 192.168.1.111 (192.168.1.111), 30 hops max, 60 byte packets
 1  192.168.1.109 (192.168.1.109)  3006.581 ms !H  3006.573 ms !H 
3006.563 ms !H

  The !H is of course host unreachable.

  And again, if I ping from laptop1 to big4 it succeeds, and now so does
the ping/traceroute from big4:

big4 / # ping -c 1 192.168.1.111
PING 192.168.1.111 (192.168.1.111) 56(84) bytes of data.
64 bytes from 192.168.1.111: icmp_req=1 ttl=64 time=12.9 ms

--- 192.168.1.111 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 12.902/12.902/12.902/0.000 ms

big4 / # traceroute 192.168.1.111
traceroute to 192.168.1.111 (192.168.1.111), 30 hops max, 60 byte packets
 1  192.168.1.111 (192.168.1.111)  20.310 ms  20.394 ms  20.453 ms


  I guess the only bad thing about spending time on crap like this is I
used to get paid real money to debug and fix crap like this :).


Jim Lewis




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