Ping question

[Jaromír Dvořáček]

Hi,

The "DUP" means that "ping" received two replies to one enquiry - the 
icmp_sequence number is duplicated.

In my case it was mistake in wifi configuration...

Jaromir Dvoracek

On 12. Oct (Thursday) 2006 at 22:05:30, Balgansuren Batsukh wrote:
> Hello,
> 
> I am using FreeBSD-6.2-PRERELEASE and when I ping to outside IP address get below result.
> 
> gk# ping y.y.y.y
> PING y.y.y.y (y.y.y.y): 56 data bytes
> 64 bytes from y.y.y.y: icmp_seq=0 ttl=43 time=482.571 ms
> 64 bytes from y.y.y.y: icmp_seq=0 ttl=43 time=482.934 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=0 ttl=43 time=483.431 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=1 ttl=43 time=441.772 ms
> 64 bytes from y.y.y.y: icmp_seq=1 ttl=43 time=441.978 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=1 ttl=43 time=442.256 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=2 ttl=43 time=492.160 ms
> 64 bytes from y.y.y.y: icmp_seq=3 ttl=43 time=477.828 ms
> 64 bytes from y.y.y.y: icmp_seq=4 ttl=43 time=440.011 ms
> 64 bytes from y.y.y.y: icmp_seq=4 ttl=43 time=440.372 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=4 ttl=43 time=440.744 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=5 ttl=43 time=422.430 ms
> 64 bytes from y.y.y.y: icmp_seq=5 ttl=43 time=422.790 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=5 ttl=43 time=423.040 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=6 ttl=43 time=452.691 ms
> 64 bytes from y.y.y.y: icmp_seq=7 ttl=43 time=489.581 ms
> 64 bytes from y.y.y.y: icmp_seq=8 ttl=43 time=479.235 ms
> 64 bytes from y.y.y.y: icmp_seq=9 ttl=43 time=473.910 ms
> 64 bytes from y.y.y.y: icmp_seq=9 ttl=43 time=474.271 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=9 ttl=43 time=474.644 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=10 ttl=43 time=443.461 ms
> 64 bytes from y.y.y.y: icmp_seq=11 ttl=43 time=496.951 ms
> 64 bytes from y.y.y.y: icmp_seq=12 ttl=43 time=500.120 ms
> 64 bytes from y.y.y.y: icmp_seq=13 ttl=43 time=481.664 ms
> 64 bytes from y.y.y.y: icmp_seq=13 ttl=43 time=519.755 ms (DUP!)
> 64 bytes from y.y.y.y: icmp_seq=13 ttl=43 time=520.129 ms (DUP!)
> 
> Above result shows there some row has (DUP!) message. I don't know why there such message. Where can I get more detail information about it or it is error happen to NIC?
> 
> Also included below information too.
> 
> gk# uname -a
> FreeBSD gk.magicnet.mn 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #0: Fri Oct 13 00:1                                              4:07 ULAT 2006     balgaa at gk.boldsoft.mn:/usr/obj/usr/src/sys/GK  i386
> 
> 
> gk# ifconfig -a
> em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         options=b<RXCSUM,TXCSUM,VLAN_MTU>
>         inet x.x.x.x netmask 0xffffffe0 broadcast 80.237.106.159
>         ether 00:0e:a6:30:39:8b
>         media: Ethernet autoselect (100baseTX <full-duplex>)
>         status: active
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
>         inet 127.0.0.1 netmask 0xff000000
> 
> Regards,
> Balgaa
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