Date: Sun, 21 Aug 2005 05:15:47 -0700 From: "Ted Mittelstaedt" <tedm@toybox.placo.com> To: "Daniel Gonzalez" <spammesilly@gmail.com>, <freebsd-questions@freebsd.org> Subject: RE: FXP driver.... Message-ID: <LOBBIFDAGNMAMLGJJCKNEEDFFCAA.tedm@toybox.placo.com> In-Reply-To: <ef208e530508191111ffc150b@mail.gmail.com>
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what about a ping from the 845G to the labbox, does that do the same thing? Ted >-----Original Message----- >From: owner-freebsd-questions@freebsd.org >[mailto:owner-freebsd-questions@freebsd.org]On Behalf Of Daniel Gonzalez >Sent: Friday, August 19, 2005 11:12 AM >To: freebsd-questions@freebsd.org >Subject: FXP driver.... > > >> >> Hi, >> >> I've build a new P4 box (1.8Ghz, 512MB mem) based upon a ASUS P4B533VM >> motherboard. This board has an Intel 845G chipset and onboard 10/100 >> mbit/s LAN (fxp driver). >> >> When connected directly to a gateway (in my case an Extreme BD10k) I >> observe the following behaviour: a ping to the gateway starts around >> 1ms and slowly increases in steps of .1 or .2ms to around 10ms. Then >> it suddenly drops back to 1ms and the process starts all over again. >> >> I've tried a different NIC (3com, xl driver), new cabling, new >> switchport and all gives me the same result. My other labbox (a AMD >> 2000 XP+ with 3com PCI nic) connected to the same router is showing >> normal latency. This gives me the feeling it's some sort of timing >> issue on the P4's motherboard itself. >> >> Has anyone seen this before? I've searched the archives and found >> little on this topic. Any tips/hints where I can seach for further >> clues? >> >> Thanks, >> >> Arjan >> > >I haven't used the fxp driver in a while but you can check out >the man page >for the driver (man 4 fxp) and it mentions that you can disable >autoselect >for media type and speed. I remember reading in an article (I >can't locate >the URL) that the autonegotiation between the NIC and >switch/router can be a >bottleneck. That would be the easiset thing to check/eliminate. >Hope that >helps. >-- >Dan Gonzalez >spammesilly@gmail.com >IM: signulth >_______________________________________________ >freebsd-questions@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-questions >To unsubscribe, send any mail to >"freebsd-questions-unsubscribe@freebsd.org" > >-- >No virus found in this incoming message. >Checked by AVG Anti-Virus. >Version: 7.0.338 / Virus Database: 267.10.13/78 - Release Date: >8/19/2005 > -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.338 / Virus Database: 267.10.13/78 - Release Date: 8/19/2005
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