Date: Wed, 11 Nov 1998 10:15:57 -0500 (EST) From: Rick Aliwalas <rra@cms.cendant.com> To: Doug White <dwhite@resnet.uoregon.edu> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: packet loss on laptop Message-ID: <Pine.GSO.4.05.9811111007031.11939-100000@jakobako.oakview.cuc.com> In-Reply-To: <Pine.BSF.4.03.9811101444181.2215-100000@resnet.uoregon.edu>
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On Tue, 10 Nov 1998, Doug White wrote:
> On Tue, 10 Nov 1998, Rick Aliwalas wrote:
>
> > I've tried both 3.0R and 2.2.7 PAO with the same results on a
> > Compaq LTE 5400 with a 3Com 3C589D PCMCIA network card.
> >
> > Using zp0 or pccardd (ep0), I get 10-70% packet loss while doing pings.
> > It also hangs the machine occasionally. I feel like I have a conflict
> > somewhere but I'm not really sure how to proceed.
>
> Pinging what?
172.21.101.59. The laptop is 172.21.102.95. Our default router is
172.21.101.1.
bash-2.02$ ifconfig -a
tun0: flags=8010<POINTOPOINT,MULTICAST> mtu 1500
sl0: flags=c010<POINTOPOINT,LINK2,MULTICAST> mtu 552
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet 127.0.0.1 netmask 0xff000000
ep0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet 172.21.102.95 netmask 0xfffffc00 broadcast 172.21.103.255
ether 00:60:08:25:e6:f9
bash-2.02$ netstat -rn
Routing tables
Internet:
Destination Gateway Flags Refs Use Netif Expire
default 172.21.101.1 UGSc 0 0 ep0
127.0.0.1 127.0.0.1 UH 0 0 lo0
172.21.100/22 link#4 UC 0 0
172.21.101.1 0:10:d:3a:4:0 UHLW 1 163 ep0 1148
172.21.101.59 0:c0:78:20:0:b UHLW 0 2901 ep0 906
bash-2.02$ ping 172.21.101.59
PING 172.21.101.59 (172.21.101.59): 56 data bytes
64 bytes from 172.21.101.59: icmp_seq=1 ttl=255 time=1.164 ms
64 bytes from 172.21.101.59: icmp_seq=2 ttl=255 time=0.592 ms
64 bytes from 172.21.101.59: icmp_seq=3 ttl=255 time=0.594 ms
64 bytes from 172.21.101.59: icmp_seq=4 ttl=255 time=0.588 ms
64 bytes from 172.21.101.59: icmp_seq=6 ttl=255 time=0.604 ms
64 bytes from 172.21.101.59: icmp_seq=9 ttl=255 time=0.649 ms
64 bytes from 172.21.101.59: icmp_seq=10 ttl=255 time=0.653 ms
64 bytes from 172.21.101.59: icmp_seq=11 ttl=255 time=0.631 ms
64 bytes from 172.21.101.59: icmp_seq=12 ttl=255 time=0.651 ms
64 bytes from 172.21.101.59: icmp_seq=13 ttl=255 time=34.507 ms
64 bytes from 172.21.101.59: icmp_seq=14 ttl=255 time=0.665 ms
64 bytes from 172.21.101.59: icmp_seq=15 ttl=255 time=0.655 ms
64 bytes from 172.21.101.59: icmp_seq=16 ttl=255 time=0.652 ms
64 bytes from 172.21.101.59: icmp_seq=17 ttl=255 time=0.653 ms
--- 172.21.101.59 ping statistics ---
18 packets transmitted, 14 packets received, 22% packet loss
round-trip min/avg/max/stddev = 0.588/3.090/34.507/8.715 ms
>
> Perhaps you have a bad/flakey cable?
Sadly, the cable works flawlessly on Win95 (I'm dual-booting until this
works). Thanks for responding.
>
> Doug White
> Internet: dwhite@resnet.uoregon.edu | FreeBSD: The Power to Serve
> http://gladstone.uoregon.edu/~dwhite | www.freebsd.org
>
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