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Date:      Wed, 19 Mar 1997 17:53:15 +0000 (GMT)
From:      rbr@dlsm.dl.ac.uk (Rob Bradshaw)
To:        mobile@FreeBSD.org
Cc:        rbr@dlsm.dl.ac.uk
Subject:   3Com589c Feature maybe?
Message-ID:  <9703191753.AA02621@dlsm.dl.ac.uk>

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Hi

I've managed to install FreeBSD 2.2-970310 on my Toshiba Laptop; which
has a 3Com589c ethernet card in. I installed using ftp, so the ethernet
card is working, but I'm not convinced that it is configured correctly.

(I'm still running the GENERIC kernel; I haven't rebuilt anything.)

% netstat -in 
zp0    1500  <Link>   00a024aee8fa   501870  0  155  0  0
zp0    1500  148.79  148.79.160.235  501870  0  155  0  0
tun0*  1500  <Link>                       0  0    0  0  0
sl0*   552   <Link>                       0  0    0  0  0
lo0    16384 <Link>                     124  0    0  0  0
lo0    16384 127     127.0.0.1          124  0    0  0  0

% ifconfig -a
zp0:  flags=1843<UP,BROADCAST,RUNNING,SIMPLEX,LINK0> mtu 1500
      inet 148.79.160.235 netmask )xffff0000 broadcast 148.79.255.255
      ether 00a024aee8fa
tun0: flags=8010<POINTTOPOINT,MULTICAST> mtu 1500
sl0:  flags=c010<POINTTOPOINT,LINK2,MULTICAST> mtu 552
lo0:  flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384

The inet and ether information is all correct, but why does it think
zp0 is a <Link> and ifconfig shows <Simplex> rather than <Multicast>?
The 3C589c is multicast capable with FreeBSD surely?

% netstat -rn 

Internet:
default         148.79.1.1    UGSc   0   0   zp0
127.0.0.1       127.0.0.1     UH             lo0
148.79          link#1        UC
148.79.1.1      "mac address" UHLW           zp0
148.79.x.y      "mac address" UHLW           zp0
148.79.x.y      "mac address" UHLW           zp0
148.79.x.y      "mac address" UHLW           zp0
148.79.160.235  00a024aee8fa  UHLW           zp0

Again, this seems to show that it thinks zp0 is a special sort of
interface, as it has the MAC address of every system on the local
ethernet which it has talked to (well except those which have timed
out presumably). The arp table shows the same IP <=> MAC address table.

Looking at /etc/sysconfig, the zp and lo interfaces are configured
with:

ifconfig_zp0="inet 148.79.160.235 netmask 255.255.0.0"
ifconfig_lo0="inet 127.0.0.1"

and lower down: 

pccard_ifconfig="NO"

so there is no mention of simplex and links there. And the ifconfig
man page has no mention of simplex, and seems to correlate link to SLIP
characteristics.

I've searched the FAQ and the newsgroup for some insight into this,
but not really found anything. There is a mention of "If the pccard
has PlugandPlay then disable it; my 3C589 experts claims there is no
such optional facility.

Any thoughts on this problem would be most welcome. Perhaps this should
be included in the FAQ?

Cheers

-- 
Rob Bradshaw      Email: R.G.Bradshaw@dl.ac.uk      [rb685]
Tel:   +44 1925 603226       |       Fax:   +44 1925 603230
Networks Group, Daresbury Lab, Warrington, WA4 4AD, England



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