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Date:      Fri, 2 Sep 2011 15:27:28 GMT
From:      Adam VandeMore <amvandemore@gmail.com>
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   docs/160399: Man page for re(4) missing jumbo frames info
Message-ID:  <201109021527.p82FRSbw007826@red.freebsd.org>
Resent-Message-ID: <201109021530.p82FUFFa009024@freefall.freebsd.org>

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>Number:         160399
>Category:       docs
>Synopsis:       Man page for re(4) missing jumbo frames info
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Fri Sep 02 15:30:14 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Adam VandeMore
>Release:        FreeBSD STABLE 8
>Organization:
>Environment:
FreeBSD galacticdominator.com 8.2-STABLE FreeBSD 8.2-STABLE #0: Fri Jul  8 06:22:29 UTC 2011     root@:/usr/obj/usr/src/sys/GENERIC  amd64
>Description:
share/man/man4/re.4 doesn't accurately reflect all the realtek nics which work with jumbo frames.

For example, my nic is:

re0@pci0:3:0:0: class=0x020000 card=0x75811462 chip=0x816810ec rev=0x03 hdr=0x00
    vendor     = 'Realtek Semiconductor'
    device     = 'Gigabit Ethernet NIC(NDIS 6.0) (RTL8168/8111/8111c)'
    class      = network
    subclass   = ethernet

Which works perfectly well with these settings:

re0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 6000
        options=3898<VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_UCAST,WOL_MCAST,WOL_MAGIC>
        ether 00:24:21:e3:e7:50
        inet 192.168.25.10 netmask 0xffffff00 broadcast 192.168.25.255
        media: Ethernet autoselect (1000baseT <full-duplex>)
        status: active

This wasn't always the case since when I first got this system jumbo frames and FreeBSD didn't work.

http://lists.freebsd.org/pipermail/freebsd-net/2010-June/025506.html

The missing functionality appears to have been added since then.
>How-To-Repeat:
View the re(4) man page vs what the re driver is capable of.
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:



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