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Date:      Sun, 15 Nov 1998 03:35:18 -0800
From:      "Randy A. Katz" <randyk@ccsales.com>
To:        dg@root.com, Randy Katz <rkatz@virtualisys.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: netstat -in Error question(s) 
Message-ID:  <3.0.5.32.19981115033518.03131100@ccsales.com>
In-Reply-To: <199811122206.OAA16806@root.com>
References:  <Your message of "Thu, 12 Nov 1998 13:01:03 PST."             <4.1.19981112125507.00a70b50@ccsales.com>

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Hello David,

I'm cc'ng the list so everyone can benefit by this one:

>>Thoughts/comments?
>
>   Input errors can be caused by a variety of things, including cabling
>problems, wrong duplex, and input buffer overflows. What sort of machine is
>this (CPU/motherboard)? 5Mbps is relatively very low traffic. For comparison,

The machine is an AMD 166MHz

CPU: AMD-K6tm w/ multimedia extensions (167.05-MHz 586-class CPU)
  Origin = "AuthenticAMD"  Id = 0x562  Stepping=2
  Features=0x8001bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,MMX>
real memory  = 134217728 (131072K bytes)
avail memory = 128421888 (125412K bytes)

>wcarchive does around 85Mbps on average, with uptimes that have been in
>the months. What version of FreeBSD are you using? Are the interfaces
>operating in 10Mbps mode or 100Mbps mode? There is a hardware bug when

Does wcarchive have more then 1 Ethernet adapter? 
The interfaces are operating in 100Mbps mode:

fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet 209.48.66.148 netmask 0xffffffc0 broadcast 209.48.66.191
        ether 00:a0:c9:e3:da:b6
        media: 100baseTX <full-duplex>
fxp1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet 216.0.20.1 netmask 0xfffffe00 broadcast 216.0.21.255
        inet 209.116.145.1 netmask 0xffffff00 broadcast 209.116.145.255
        inet 209.116.148.1 netmask 0xfffffe00 broadcast 209.116.149.255
        inet 216.0.16.1 netmask 0xfffffe00 broadcast 216.0.17.255
        ether 00:a0:c9:de:87:5f
        media: 100baseTX <full-duplex>


>using them in 10Mbps mode that can be (and is in newer versions of FreeBSD)
>worked around in software. The bug causes the receiver to go dead. It looks
>like you're using a switch (no collisions); what type of switch are you
>using and how is the duplex configured?

I'm using D-Link 5016 switches. The duplex is configured for full.

I have just written a script which pages me when the Ierrs gets up above
zero...I want to start trying to figure out a threshold and a time factor...

Thank you,
Randy Katz

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