Re: Restarting IPv6

2023-10-04 Thread Kevin Oberman
Ok, I'll check it out. Thanks! On Wed, Oct 4, 2023 at 2:21 AM Andrey V. Elsukov wrote: > On 04.10.2023 03:02, Kevin Oberman wrote: > > > > I had a problem with one network and had to restart (service > > wpa_supplicant restart wlan0). My Iv4 came up file, but

Restarting IPv6

2023-10-03 Thread Kevin Oberman
I had a problem with one network and had to restart (service wpa_supplicant restart wlan0). My Iv4 came up file, but IPv6 does not come up. Interface has only link-local address. When I boot to the same AP, it comes up fine. Any idea what I'm missing? -- Kevin Oberman, Part time kid herde

Re: em0: No buffer space available for IPv6 traffic but IPv4 is OK

2023-08-18 Thread Kevin Oberman
st a fix? > > Reboot did not solve, no software updates made, no config changes, just > stop working from one day to the next. > > Thank you. > > -- > José Pérez > Oddly, ENOBUFS is the error I get when my firewall is blocking transmit traffic. There may well be other causes. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683

Re: Looking for some old laptops

2023-08-18 Thread Kevin Bowling
2023 at 7:57 PM Kevin Bowling wrote: > > I am looking for one laptop in each of the Intel Ethernet lines below. > > They contain different generations of Intel Ethernet controllers, and > would be used to expand my testing matrix for Intel Ethernet driver > development. >

Looking for some old laptops

2023-08-15 Thread Kevin Bowling
: R51,X40 Regards, Kevin

Re: CFT: lem(4), em(4) e1000 Ethernet TSO testing

2023-08-03 Thread Kevin Bowling
Committed as https://cgit.freebsd.org/src/commit/?id=f1b5488f7bba7f25a57750f87cbcbccbd5b9d16b On Tue, Jul 25, 2023 at 7:38 PM Kevin Bowling wrote: > > Hi, > > I have been working through various bugs and have come to a point > where TSO is working on systems I have availa

Re: tcp and udp traffic over IPv6 does not work from the latest e1000 git change 918c25677d

2023-07-26 Thread Kevin Bowling
Hi Cheng, Have you applied https://reviews.freebsd.org/D41170? Can you also try 'ifconfig emXX -txcsum6' on the DUT? On Wed, Jul 26, 2023 at 12:37 PM Cheng Cui wrote: > > Hello Kevin, > > TCP and UDP traffic over IPv4 are working, but not over IPv6. > On a pair of F

Re: CFT: lem(4), em(4) e1000 Ethernet TSO testing

2023-07-26 Thread Kevin Bowling
; em4: port 0xacc0-0xacff mem > 0xdf3e-0xdf3f irq 101 at device 3.0 on pci10 > em5: port 0xac80-0xacbf mem > 0xdf3c-0xdf3d irq 102 at device 3.1 on pci10 > > Best Regards, > Cheng Cui > > > On Tue, Jul 25, 2023 at 10:38 PM Kevin Bowling > wrote: >&

Re: CFT: lem(4), em(4) e1000 Ethernet TSO testing

2023-07-25 Thread Kevin Bowling
On Tue, Jul 25, 2023 at 7:38 PM Kevin Bowling wrote: > Hi, > > I have been working through various bugs and have come to a point > where TSO is working on systems I have available for testing. > > This results in higher throughput on resource constrained systems, and > le

CFT: lem(4), em(4) e1000 Ethernet TSO testing

2023-07-25 Thread Kevin Bowling
eed. Thus, TSO would not be enabled by default here: * Intel(R) I219-LM and I219-V * Intel(R) I219-LM and I219-V (2) * Intel(R) I219-LM and I219-V (3) * Intel(R) I219-LM and I219-V (4) * Intel(R) I219-LM and I219-V (5) Regards, Kevin Bowling

Re: IPv6: How does one have the system use a prefix gotten from rtsol with a static host part?

2022-03-11 Thread Kevin Oberman
/22" > > ifconfig_bce0_ipv6="inet6 accept_rtadv" > > > Thank You so much. That works here too. I wonder if this deserves a > document somewhere? > It's NOT intuitively obvious that: > a) Order in /etc/rc.conf matters > b) the fe80 address influences the global address > I don't see how 'a' is possible. All rc.conf does is defne a bunch of environmental variables. I don't see any way the order is relevant other than that a later definition of a variable overriding an earlier one. What am I missing here? -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683

Re: iflib_timer() vs ixl_admin_timer() race

2022-01-12 Thread Kevin Bowling
On Wed, Jan 12, 2022 at 10:18 AM Alexander Motin wrote: > Thanks, Krzystof, > > Grepping now for iflib_admin_intr_deferred() through the sources I see > the same issue in other Intel NIC drivers, plus bnxt(4). So the main > controversy I see is this: either admin intr should not stop and restart

Re: Splitting antenna

2021-11-21 Thread Kevin Oberman
strength is enough to work well before splitting. If you have a friend who is a ham radio operator, they could help a lot. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683

Re: Bug in MAC filter on IGB/if_vlan?

2021-11-09 Thread Kevin Bowling
On Sat, Nov 6, 2021 at 5:03 PM Rozhuk Ivan wrote: > Hi! > > I have in rc.conf: > > = > vlans_igb0="vlan77 vlan86 vlan87" > create_args_vlan87="vlan 87" > create_args_vlan86="vlan 86" > create_args_vlan77="vlan 77"

Quenching repeated wpa_supplicant log messages

2021-10-25 Thread Kevin Oberman
a problem indicator? If so, what should I look for. Otherwise, how can I stop these messages from filling my log? -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683

Re: Vector Packet Processing (VPP) portability on FreeBSD

2021-10-04 Thread Kevin Bowling
On Mon, Oct 4, 2021 at 4:35 AM Francois ten Krooden wrote: > > Hi Santiago > > The patches we have made is all available on the github fork we made from the > VPP repository. > It is located at https://github.com/ftk-ntq/vpp/tree/freebsd > So anyone who is interested can find it there. > > To mak

Re: git: 1a72c3d76aea - stable/13 - e1000: always enable PCSD when RSS hashing [Was: TCP6 regression for MTU path on stable/13]

2021-09-25 Thread Kevin Bowling
umbo frame problem. > : > > Hope to get back to you soon with more info. > > > Since the setup was hard to replicate, it took some time. > Here's the commit, causing the heavy IPv6 performance drop with Intel > Powerville and IPv6: > > > The branch stable/13 has been upda

Re: igb(4) and VLAN issue?

2021-09-23 Thread Kevin Bowling
Franco, I think I found it: https://reviews.freebsd.org/D32087 Regards, Kevin On Tue, Aug 3, 2021 at 8:50 AM Kevin Bowling wrote: > > On Tue, Aug 3, 2021 at 8:27 AM Franco Fichtner wrote: > > > > Hi Kevin, > > > > [RESENT TO MAILING LIST AS SUBSCRIBER] > &

Re: igb(4) and VLAN issue?

2021-08-03 Thread Kevin Bowling
On Tue, Aug 3, 2021 at 8:27 AM Franco Fichtner wrote: > > Hi Kevin, > > [RESENT TO MAILING LIST AS SUBSCRIBER] > > > On 2. Aug 2021, at 7:51 PM, Kevin Bowling wrote: > > > > I caught wind that an igb(4) commit I've done to main and that has > > be

igb(4) and VLAN issue?

2021-08-02 Thread Kevin Bowling
ee where it is stuck. Franco, do you have the ability to 'control+t' there or otherwise set up a break into a debugger? Stacktraces would be a great start but a core and a kernel may be necessary if it isn't obvious. Regards, Kevin

freebsd-net call

2021-07-29 Thread Kevin Bowling
if you are interested and what timezone you are in. Regards, Kevin

Re: Vector Packet Processing (VPP) portability on FreeBSD

2021-05-24 Thread Kevin Bowling
magnitude less interrupts to do 10g. There was some work to adapt AIM to this new combined handler but it is not properly tuned and I’m not sure it should consider TX at all. Regards, Kevin On Mon, May 24, 2021 at 11:16 PM Kevin Bowling wrote: > I don't fully understand the issue

Re: Vector Packet Processing (VPP) portability on FreeBSD

2021-05-24 Thread Kevin Bowling
e that is interested in it. Regards, Kevin On Tue, May 18, 2021 at 2:11 PM Vincenzo Maffione wrote: > > > > Il giorno mar 18 mag 2021 alle ore 09:32 Kevin Bowling > ha scritto: >> >> >> >> On Mon, May 17, 2021 at 10:20 AM Marko Zec wrote: >>> &g

Re: Vector Packet Processing (VPP) portability on FreeBSD

2021-05-18 Thread Kevin Bowling
On Mon, May 17, 2021 at 10:20 AM Marko Zec wrote: > On Mon, 17 May 2021 09:53:25 + > Francois ten Krooden wrote: > > > On 2021/05/16 09:22, Vincenzo Maffione wrote: > > > > > > > > Hi, > > > Yes, you are not using emulated netmap mode. > > > > > > In the test setup depicted here > > > ht

Re: Client Networking Issues / NIC Lab

2021-04-23 Thread Kevin Bowling
On Fri, Apr 23, 2021 at 6:19 AM Rick Macklem wrote: > > Kyle Evans wrote: > >On Fri, Apr 23, 2021 at 12:22 AM Kevin Bowling > >wrote: > >> > >> Greetings, > >> > >> [... snip ...] > >> > >> Tehuti Networks see

Client Networking Issues / NIC Lab

2021-04-22 Thread Kevin Bowling
.hints or devctl stuff to keep from over provisioning system resources (work on a subset of cards at a time). An interesting extension of this would be a semi-automated validation setup for subsystem changes (significant driver changes, iflib, lro, etc). 4) ??? Regards, Kevin

Re: All transmits on txq0 on an ix interface - why no balancing?

2021-04-13 Thread Kevin Bowling
On Tue, Apr 13, 2021 at 5:37 PM Phil Rosenthal wrote: > > > On Apr 13, 2021, at 8:22 PM, Kevin Bowling wrote: > > > > On Tue, Apr 13, 2021 at 5:11 PM Phil Rosenthal wrote: > >> > >>> On Apr 13, 2021, at 8:07 PM, Olivier Cochard-Labbé > >>&g

Re: All transmits on txq0 on an ix interface - why no balancing?

2021-04-13 Thread Kevin Bowling
On Tue, Apr 13, 2021 at 5:11 PM Phil Rosenthal wrote: > > > On Apr 13, 2021, at 8:07 PM, Olivier Cochard-Labbé > > wrote: > > > > Are you exiting through a tunnel interface (GRE, GIF, PPPoE, IPsec, > > OpenVPN, etc.) ? > No. > > I am running PF/Altq for NAT and Traffic shaping. ALTQ is the pro

Re: Which cpu/mainboard for fast routing (bgp, full tables) ?

2021-03-27 Thread Kevin Bowling
That class of processor has fairly limited memory bandwidth. An E5 v3 or greater should get you what you want, although finding a system that makes good use of available PCIe lanes with a single socket configuration can sometimes be maddening. AMD may have a variety of nice parts for this applica

tcp-testsuite into src?

2021-03-22 Thread Kevin Bowling
e existing examples of relying on out of tree binaries to run so I am not convinced we need to import packetdrill itself but I don't have a strong preference. tuexen, do you have any preference? Regards, Kevin ___ freebsd-net@freebsd.org mai

Re: Support for Intel AX200 WiFi 6 card

2020-07-26 Thread Kevin Oberman
Thanks! This is really great news! One question though. The status report shows the iwl driver as supporting "7k/8k/9k/22k" devices. In the insanity of product models vs. chip models vs. marketing names, is the AX200 one of these? -- Kevin Oberman, Part time kid herder and retir

Support for Intel AX200 WiFi 6 card

2020-07-26 Thread Kevin Oberman
ine a bit. It's just really hard to do anything with a laptop with no WiFi connectivity. Thanks in advance! -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39

Re: ssh command hang

2020-01-08 Thread Kevin Oberman
g top or building large ports with no problems. I do recall a time when my terminal emulator would occasionally freeze, but I have not seen it for quite a while. I use mate-terminal. This was a problem with the emulator, though, and also would lock up local operation as well as ssh sessions. --

Re: TCP Congestion Control

2019-10-28 Thread Kevin Bowling
? > > Thanks! > > On Wed, Oct 23, 2019 at 11:19 PM Kevin Oberman > wrote: > > > Have you loaded kernel modules for other algorithms? I believe only > > newreno is in the default kernel. "man 4 mod_cc" for available modules > and > > other informatio

Re: TCP Congestion Control

2019-10-23 Thread Kevin Oberman
Have you loaded kernel modules for other algorithms? I believe only newreno is in the default kernel. "man 4 mod_cc" for available modules and other information. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP F

Re: logs/traces

2019-10-15 Thread Kevin Oberman
Use tcpdump(1) and/or net/wireshark(5). See man tcpdump and pcap-filter for usage details. wireshark can analyze files collected by tcpdump and dissect the packets. It can also do packet capture, itself. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober

Re: Several IPv6 routers and default gateway choice

2019-09-06 Thread Kevin Oberman
On Thu, Sep 5, 2019 at 8:56 PM Victor Sudakov wrote: > Hiroki Sato wrote: > > va> Can any IPv6 unicast or link-local address be configured as an > anycast > > va> address of a router? > > > > Yes. There is no restriction about address scope. > > > > You might want to read RFC 4291, which defin

Re: Issues with TCP Timestamps allocation

2019-07-17 Thread Kevin Bowling
Any knowledge of the endpoints, Linux boxes misconfigured with tcp_tw_recycle? On Wed, Jul 17, 2019 at 5:42 AM Michael Tuexen wrote: > > On 17. Jul 2019, at 14:32, Vitalij Satanivskij wrote: > > > > Hmm, looks like with some host's work but not with another > > > > Wed/17.07:/home/satan > > hel

Re: [Bug 219428] em network driver broken in current

2019-07-13 Thread Kevin Oberman
nfig igb0 up > > I think the problem is when the network card loses ethernet link and then > errors occurs with non-working interface. > No idea whether it will do the trick, but you might try "service netif restart ibg0". It does a lot more than just down-up of the interfa

Re: Eliminating IPv6 (?)

2019-06-18 Thread Kevin Oberman
y most OSes including Windows, MacOS, Linux and FreeBSD that IPv6 and IPv4 will be enabled by default. As time goes on, it will likely be more and more likely that disabling IPv6 will become difficult if networks are used at all. It already really requires a custom kernel to completely remove it and,

Re: why rtsold ?

2018-10-08 Thread Kevin Oberman
un SLAAC without rtsold, but it may not prove stable as it is not possible to deal with router changes after network startup. (I do run rtsold on my laptop even though I only need it when not connecting to my home network and that net supports IPv6.) -- Kevin Oberman, Part time kid herde

Re: FCP-0101: Deprecating most 10/100 Ethernet drivers

2018-10-04 Thread Kevin Day
> On Oct 4, 2018, at 7:58 AM, Warner Losh wrote: > > On Thu, Oct 4, 2018 at 6:53 AM Luciano Mannucci > wrote: > >>> While I have no objection for general direction, I have doubts about >> removal >>> of ste(4) and especially rl(4). These are cheap 100Mbit VERY popular NICs >>> sold in enourm

Re: cxl nic not working after reboot

2018-08-28 Thread Kevin Oberman
On Tue, Aug 28, 2018 at 5:17 PM Marius Halden wrote: > On Wed, Aug 29, 2018, at 01:50, Kevin Oberman wrote: > > On Tue, Aug 28, 2018 at 1:14 PM Marius Halden wrote: > > > > > On Tue, Aug 28, 2018, at 21:34, Navdeep Parhar wrote: > > > > On 8

Re: cxl nic not working after reboot

2018-08-28 Thread Kevin Oberman
On Tue, Aug 28, 2018 at 1:14 PM Marius Halden wrote: > On Tue, Aug 28, 2018, at 21:34, Navdeep Parhar wrote: > > On 8/28/18 12:30 PM, Marius Halden wrote: > > > tx_frames does move, rx_frames is stuck at zero. The following > counters are non-zero and does increase when traffic is sent through th

Re: igb: device_attach: igb1 attach returned 6

2018-08-23 Thread Kevin Bowling
r and it appears to affect common code or hardware issue. Regards, On Thu, Aug 23, 2018 at 12:51 AM, Roman Bogorodskiy wrote: > Kevin Bowling wrote: > >> Well I took a look at the phy code and actually don't see that we >> abosrbed those commits. I'll try and audit

Re: igb: device_attach: igb1 attach returned 6

2018-08-23 Thread Kevin Bowling
h or if we need to ask Intel networking for help. Regards, On Thu, Aug 23, 2018 at 12:19 AM, Kevin Bowling wrote: > Great thanks for the info about it not working on Ubuntu too, that > narrows down the problem space considerably. > > Can you try that patch on FreeBSD -CURRENT? It

Re: igb: device_attach: igb1 attach returned 6

2018-08-23 Thread Kevin Bowling
> I googled for this error message and found the following patch: > > https://www.spinics.net/lists/netdev/msg515557.html > > I'm not sure if it addresses my problem, but it looks related. I haven't > tried that yet though because I don't have a spare drive to instal

Re: igb: device_attach: igb1 attach returned 6

2018-08-22 Thread Kevin Bowling
Is there a chance you can get the same log from the working kernel? Regards, Kevin On Wed, Aug 22, 2018 at 2:08 AM, Roman Bogorodskiy wrote: > Kevin Bowling wrote: > >> Roman, >> >> Interesting.. can you set DBG to 1 sys/dev/e1000/e1000_osdep.h Line >> 109 so we can

Re: igb: device_attach: igb1 attach returned 6

2018-08-21 Thread Kevin Bowling
Roman, Interesting.. can you set DBG to 1 sys/dev/e1000/e1000_osdep.h Line 109 so we can see closer what is failing to initialize? Regards, Kevin On Sun, Aug 19, 2018 at 7:21 AM, Roman Bogorodskiy wrote: > Hi, > > I have a 4-port Intel I350 network card. When I plug sfp rj45 module to

Very frequent "log_in_vain" messages

2018-08-17 Thread Kevin Oberman
FreeBSD, but it may also be tied to Firefox. Is anyone else seeing this? I'm not sure how common it is to run log_in_vain, so it may be common, but little noticed. Thanks for any clues about this. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.co

Re: [REGRESSION] Fresh CURRENT consume much more CPU on network traffic (vlans + routing + ipfw with NAT)

2018-07-18 Thread Kevin Bowling
This sounds like a known quirk of the Atom CPU architecture and iflib -- can you try this patch https://reviews.freebsd.org/D16302 it should help specifically on your hardware. Regards, Kevin On Tue, Jul 17, 2018 at 6:03 AM, Lev Serebryakov wrote: > On 17.07.2018 10:54, Eugene Grosbein wr

Re: usb ethernet adapter does not work after reboot

2018-06-26 Thread Kevin Oberman
es long enough for metadata to be written. > > Thank you, Kevin. > > I want to sync nfs mounted disks before usb ethernet card is powered > down. > I think that '/etc/rc.d/nfsuserd stop' may be better than '/bin/sync'. > -- > Masachika ISHIZUKA >

Re: usb ethernet adapter does not work after reboot

2018-06-25 Thread Kevin Oberman
n page for sync(8) really needs updating. It is unchanged other than fixing wording and formatting since 4.4-lite and probably that was largely unchanged from AT&T V4. I probably should open a ticket. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP

Re: Testing VF/PF code

2018-05-30 Thread Kevin Bowling
Harry, I wasn’t aware of anyone desiring vf support for igb but I’ll take a look at it for you if you can test -current with patches when I’m ready. My motive is more to validate and refine the iflib functionality and this is a good exercise. On Wed, May 30, 2018 at 8:20 AM Harry Schmalzbauer wr

Re: Testing VF/PF code

2018-05-29 Thread Kevin Bowling
iovctl worked at one point with ixgbe. I don’t recall if there is any way to attach the vf directly if you do that but you can use ppt driver to pass them into bhyve. On Tue, May 29, 2018 at 9:58 AM Sean Bruno wrote: > Does anyone have a process for testing the VF drivers (ixgbe igb, etc) > in F

Re: svn commit: r333338 - in stable/11/sys: dev/bnxt kern net sys

2018-05-08 Thread Kevin Bowling
On Tue, May 8, 2018 at 2:43 AM, Harry Schmalzbauer wrote: > Bezüglich Kevin Bowling's Nachricht vom 08.05.2018 11:26 (localtime): >> iflib in stable/11 only affects bnxt at this time. >> >> You should try out HEAD and let us know for the rest of your questions. &

Re: svn commit: r333338 - in stable/11/sys: dev/bnxt kern net sys

2018-05-08 Thread Kevin Bowling
iflib in stable/11 only affects bnxt at this time. You should try out HEAD and let us know for the rest of your questions. Regards, Kevin On Tue, May 8, 2018 at 2:19 AM, Harry Schmalzbauer wrote: > Bezüglich Stephen Hurd's Nachricht vom 07.05.2018 23:42 (localtime): >> Author:

Re: Diagnosing terrible ixl performance

2018-04-20 Thread Kevin Bowling
These are all pretty much known (to intel and NF/LLNW) issues with the ixl driver. If you must run 11.1 you are best off just buying a chelsio T580. If you can run HEAD, or perhaps an eventual 11.3 MFC, https://github.com/intel-wired-ethernet/freebsd/tree/ixl-iflib may fix this but there are a fe

Bad outbound performance with Intel 6205 [Taylor Peak] WiFi (IWN)

2018-04-19 Thread Kevin Oberman
ance. Are others seeing this? Any suggestions for troubleshooting? I don't see much in the way of statistics or diagnostic information on iwn. the man page gives me no clues. Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com

Re: Calling nxge(4) users

2018-03-26 Thread Kevin Bowling
Agreed. Please cull the ‘ixgb’ driver for similar reasons On Mon, Mar 26, 2018 at 4:05 PM Brooks Davis wrote: > On Sun, Mar 25, 2018 at 01:09:27PM -0700, Rodney W. Grimes wrote: > > > The nxge(4) driver for the Neterion Xframe-I and Xframe-II 10GbE > > > adapters has obvious bugs (by inspection)

Re: Calling nxge(4) users

2018-03-25 Thread Kevin Oberman
f this device and plan to remove it from FreeBSD-12 if not. > > -- Brooks > Just for the record, Neterion was acquired by Exar, an old-line hybrid IC company in 2010 and Exar was acquired last year by MaxLinear. Looks like Exar bought them for some of their tech and killed off the Ethe

Re: Same host or different? How can you tell "over the wire"?

2018-03-21 Thread Kevin Day
> On Mar 21, 2018, at 4:47 PM, Ronald F. Guilmette > wrote: > > But your question certainly raises an interesting possibility, and an > interesting question... one that I myself am not at all equiped or > qualified to answer (because I am almost totally ignorant about even > the bare mechanics

Re: why not enable tcp_pmtud_blackhole_detect in default

2018-03-07 Thread Kevin Bowling
Cheng, We run this in production at Limelight Networks (i.e toward a broad spectrum of Internet hosts) and must to deal with some uncommon network topology. There are currently some limitations as you point out. Like you say the signaling is not perfect and we do often clamp MSS unnecessarily. T

Re: Looking for a Wireless NIC with 802.11ac or 802.11n support

2018-02-05 Thread Kevin Oberman
On Mon, Feb 5, 2018 at 9:38 PM, Victor Sudakov wrote: > Eugene Grosbein wrote: > > 06.02.2018 1:37, Kevin Oberman wrote: > > > > > My ancient Intel Centrino (iwn) card does 11n, HOSTAP and 5G. Or, at > least > > > it did as I have not tried HOSTAP for a fe

Re: Looking for a Wireless NIC with 802.11ac or 802.11n support

2018-02-05 Thread Kevin Oberman
getting along with the wpa_supplicant in 11. It can take many minutes to sync up on re-boot. It also goes "DOWN" very briefly a few times a day, but it comes back up very quickly from these, so I may have a hardware issue on my almost 7 year-old ThinkPad T520. -- Kevin Oberman, Part ti

Remove 'ixgb' from HEAD

2017-12-28 Thread Kevin Bowling
latten it into iflib ixgbe. You can get one for $250 here :o) https://www.ebay.com/itm/Intel-PRO-10GbE-SR-PCI-X-PXLA8591SR-Server-Adapter-/110895948350 Otherwise I propose it be removed in HEAD, which gives a generous deorbiting period of September 30, 2021 in stable

Re: IP packet header visualization software

2017-11-01 Thread Kevin Oberman
On Wed, Nov 1, 2017 at 2:46 PM, DES <3...@inx.su> wrote: > Hello FreeBSD-Net, > > does anybody remember, around year 2004, there was a software application > available (either as port, or package). Unfortunately I do not recall the > application name and I'm not able to find it again, although I'v

Re: Dell SAS controller / mpr?

2017-10-07 Thread Kevin Bowling
A 3008 is an IT-mode card. I think the 3108 is an IR-mode only card. I don't think dell does much to the firmwares, you can probably flash them with Broadcom ones if needed. On Fri, Oct 6, 2017 at 1:09 PM, Lee Brown wrote: > Hi All, > > I want to purchase a dell R330 system with a "SAS 12Gbps HB

Enable 802.11 debug at boot

2017-07-28 Thread Kevin Oberman
ot. Do I need to write a little rc.d script to run after /usr is mounted and before the network starts? Of is there a better way? Thanks! -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B05

Re: [Bug 220032] [if_alc] sys/dev/alc/if_alc.c: sleep-under-mutex bugs

2017-06-17 Thread Kevin Oberman
oad the source from a repository. Be sure the file in your source directory is the current, unmodified file. Edit the file or files as needed to correct the bug Generate the diff with the command "svn diff path-to-directory-containing-file(s) > diff-file.diff" Update the bug report a

Re: Maintainershjip status regarding re(4) Ethernet driver?

2017-05-20 Thread Kevin Lo
On Sun, May 21, 2017 at 04:38:46AM +, Thomas Mueller wrote: > > Who is the maintainer, if any, for re(4) Ethernet driver that is again giving > me trouble on Intel Ivy Bridge computer with MSI Z77 MPOWER motherboard? > > I remember Kevin Lo, but have checked the web archi

Re: Impending NATM removal

2017-04-07 Thread Kevin Bowling
For consideration, stable/11 will be supported until September 30, 2021 which provides a pretty long window to transition. On Fri, Apr 7, 2017 at 6:15 AM, Łukasz Wójcik wrote: > Oh, and mbpool DMA syncing does not work at all and -- at least in patm > driver -- causes various issues. > > This of

Re: interface down, console output: igb3: TX(7) desc avail = 41, pidx = 308

2017-04-02 Thread Kevin Bowling
f you could share which exact NIC chipset you have I will check the datasheets and see if we're missing anything. Regards, On Sat, Apr 1, 2017 at 6:41 PM, Ben Woods wrote: > On 27 March 2017 at 15:35, Kevin Bowling wrote: > >> Try turning TSO off.. i.e. ifconfig igb3 -tso or sys

Re: Error at the time of compiling netmap-fwd on -CURRENT

2017-03-27 Thread Kevin Bowling
Hi, The DPRINTF macro in netmap-fwd is defined as #define *DPRINTF*(_fmt, args...) if (verbose) dprintf(_fmt, ## args) while dprintf is defined as dprintf(int fd, const char * restrict format, ...); in stdio.h You could try, simplistically, to change DPRINTF macro to #define *DPRINTF*(_fmt, arg

Re: interface down, console output: igb3: TX(7) desc avail = 41, pidx = 308

2017-03-27 Thread Kevin Bowling
Try turning TSO off.. i.e. ifconfig igb3 -tso or sysctl net.inet.tcp.tso=0 The transition to iflib has exposed much jankiness in the Intel "shared code" of the e1000 drivers. In particular, the locking contracts may not align with FreeBSD locking primitives. I have boxes running the legacy drive

Re: Why is MSI-X support disabled on bce(4)?

2017-03-11 Thread Kevin Bowling
I think this would be a good candidate for iflib and can provide some assistance from Matt and Sean if someone wants to try or we might get to it eventually. Check out man 9 iflibdd. We had a lot of stability and ordering issues adding multiqueue to FBSD em(4) similar to what Sephe did in DFBSD's

Re: about that DFBSD performance test

2017-03-08 Thread Kevin Bowling
Right off the bat, FreeBSD doesn't really understand NUMA in any sufficient capacity. Unfortunately at companies like the one I work at, we take that to mean "OK buy a high bin CPU and only populate one socket" which serves us well and may ultimately be the best value but does nothing to address t

Re: Intel Dual Band Wireless AC 8260

2017-02-20 Thread Kevin Bowling
It used to work pretty well, but HEAD regressed heavily. My card crashes 8260 non-stop. I'm trying to resync everything to DFBSD, I will post a review if successful. On Mon, Feb 20, 2017 at 4:50 PM, Andreas Nilsson wrote: > Hello, > > I have a laptop with an Intel Dual Band Wireless AC 8260 ca

Re: Disappointing packets-per-second performance results on a Dell, PE R530

2017-01-31 Thread Kevin Bowling
I would also suggest increasing the holdoff timer for the Chelsio and see what happens: sysctl dev.t5nex.0.holdoff_timer_idx_10G=3 sysctl dev.t5nex.0.holdoff_timer_idx_10G=4 sysctl dev.t5nex.0.holdoff_timer_idx_10G=5 On Tue, Jan 31, 2017 at 11:10 AM, Slawa Olhovchenkov wrote: > On Tue, Jan 31,

RFC: ethctl

2017-01-19 Thread Kevin Bowling
ands, so vendors can implement HW specific features. On the other hand, we should attempt to hook into common core for features every NIC provides, with a focus on iflib. I will fund Matt Macy to do the overall design and implementation. Regards, Kevin Bowling, on behalf of Limelight Networks for thi

Re: 10Gb on budged with fiber — what should IP choose?

2017-01-15 Thread Kevin Bowling
value in time than you would in the purchase cost of two NICs :) On Sun, Jan 15, 2017 at 6:47 AM, Lev Serebryakov wrote: > Hello Kevin, > > Sunday, January 15, 2017, 1:03:16 PM, you wrote: > > > Intel is overpriced and still riding their Ethernet reputation from well > >

iwn logging "need promiscuous mode update callback"

2017-01-15 Thread Kevin Oberman
5 09:41:13 rogue kernel: need promiscuous mode update callback I don't see how this is even possible as I always thought syslog messages were atomic. Guess not. Again, this is not causing problems that I am aware of, but is a bit disturbing. -- Kevin Oberman, Part time kid herder and retired N

Re: 10Gb on budged with fiber — what should IP choose?

2017-01-15 Thread Kevin Bowling
Intel is overpriced and still riding their Ethernet reputation from well over a decade ago with little to show for it. I would recommend cxgbe anything, so Chelsio T420 and up. The T520-SO-CR is within reason for demanding home office/small office users to purchase new and I've deployed over a th

ixgbe PF and ixv driver

2017-01-14 Thread Kevin Bowling
affic after creating a VF. 'iovctl -D -d ix0; service netif restart; service routing restart' will restore connectivity. Regards, Kevin ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, s

Re: is lagg (re+wlan) working on 11.0-RELEASE?

2016-11-16 Thread Kevin Oberman
dware revisions can trigger driver issues that don't break things on most variants. And, lest I knew, RealTek did not provide documentation adequate to write a driver and this makes drivers more likely to have subtle bugs. -- Kevin Oberman, Part time kid her

Re: Adding RTL8153 support to rue(4) (actually cdce(4)) USB to Ethernet driver [SOLVED]

2016-10-26 Thread Kevin Lo
On Tue, Oct 25, 2016 at 09:34:31PM -0700, David Horwitt wrote: > > On 10/25/16 01:50, Kevin Lo wrote: > > Been busy at work, sorry for the late reply. I have a patch that adds > > preliminary support for the RTL8153 to ure(4), available at: > > https://people.fre

Re: Adding RTL8153 support to rue(4) (actually cdce(4)) USB to Ethernet driver [SOLVED]

2016-10-25 Thread Kevin Lo
. Kevin On Mon, Oct 24, 2016 at 10:08:46PM -0700, David Horwitt wrote: > > ... or, at least, worked around. > > I added a SetEthernetPacketFilter request with wValue PACKET_TYPE_PROMISCUOUS > in cdce_init() (right before the > cdce_start() call) and joy ensued. > > Note th

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-24 Thread Kevin Oberman
On Wed, Aug 24, 2016 at 12:45 PM, Glen Barber < g...@freebsd.org> wrote: > On Wed, Aug 24, 2016 at 12:20:57PM -0700, Kevin Oberman wrote: > > > > On Wed, Aug 24, 2016 at 12:03 PM, Glen Barber wrote: > > > > > On Wed, Aug 24, 2016 at 11:55:13AM -0700, Kevi

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-24 Thread Kevin Oberman
hours right now. On Aug 24, 2016 12:46 PM, "Glen Barber" wrote: > On Wed, Aug 24, 2016 at 12:20:57PM -0700, Kevin Oberman wrote: > > > > On Wed, Aug 24, 2016 at 12:03 PM, Glen Barber wrote: > > > > > On Wed, Aug 24, 2016 at 11:55:13AM -0700, Kevin Oberm

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-24 Thread Kevin Oberman
On Wed, Aug 24, 2016 at 12:03 PM, Glen Barber wrote: > On Wed, Aug 24, 2016 at 11:55:13AM -0700, Kevin Oberman wrote: > > Not working right. I do see 802.11 messages but nothing from iwn. > > Rebuilt with: > > optionsIEEE80211_DEBUG > &g

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-24 Thread Kevin Oberman
On Tue, Aug 23, 2016 at 10:40 PM, Kevin Oberman < kob6...@gmail.com> wrote: > On Tue, Aug 23, 2016 at 11:48 AM, Adrian Chadd < > adrian.ch...@gmail.com> wrote: > >> Hi, >> >> Compile in IWN_DEBUG and IEEE80211_DEBUG and then do: >> >> wlande

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-22 Thread Kevin Oberman
On Mon, Aug 22, 2016 at 12:21 PM, Vinícius Zavam < egyp...@googlemail.com> wrote: > > > 2016-08-20 23:07 GMT-03:00 Adrian Chadd : > >> On 20 August 2016 at 19:02, Kevin Oberman wrote: >> > On Aug 20, 2016 6:29 PM, "Adrian Chadd" wrote: >> >

Re: iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-20 Thread Kevin Oberman
ess. It seems worse when my phone is the hot spot than with my home router. > > > On Aug 19, 2016 3:48 PM, "Kevin Oberman" wrote: >> >> Lately I have had serious issues with my system successfully associating. >> These were not present with 10.3. >> >>

iwn(4) association issues in 11-Stable (and maybe RC)

2016-08-19 Thread Kevin Oberman
: ioctl[SIOCS80211, op=103, val=0, arg_len=128]: Operation now in progress Aug 19 00:14:53 rogue wpa_supplicant[1634]: wlan0: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 Is anyone else seeing this? Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkober...@gmail.c

IWN issue in 11-BETA3

2016-07-31 Thread Kevin Oberman
and no routes. I did "service dhclient restart wlan0" which assigned the address and that resolved hte issue until I reboot. Is this a known issue? Should I open a bug report? This would leave me in a bad position should I ever need to reboot the system remotely or should it crash when I a

Re: Slow performance with Intel X540-T2 10Gb NIC

2016-07-22 Thread Kevin Oberman
ce. So far > nothing I tweak makes a noticeable difference. I'm increasingly skeptical > that I am going to find a setting or two that more than doubles the speed I > am currently experiencing. > > I am open to any and all suggestions at this point. > > Thank you! > Chris >

Re: ifconfig creates a bogus(?) route

2016-05-29 Thread Kevin Oberman
stems have a default gateway defined, this may relate to the issue you are seeing. I'm very unclear what happens with 0/0 if default is not defined. FWIW, here is what I see on this system (10.3-STABLE r299096): Routing tables Internet: DestinationGatewayFlags Net

Re: IPv6, ULAs and FreeBSD

2016-05-27 Thread Kevin Oberman
On Fri, May 27, 2016 at 12:09 AM, Niklaas Baudet von Gersdorff < nikl...@box-fra-01.niklaas.eu> wrote: > Kevin Oberman [2016-05-26 21:11 -0700] : > > > The most valid use is when you can only get a /64 from your provider. > > I got a /112 for each of my virtual servers...

Re: IPv6, ULAs and FreeBSD

2016-05-26 Thread Kevin Oberman
On Thu, May 26, 2016 at 12:36 PM, Niklaas Baudet von Gersdorff < st...@niklaas.eu> wrote: > I was eventually able to solve this issue. I asked for help on several > mailing lists. So, for reference, here are links to the relevant > threads: > > https://lists.freebsd.org/pipermail/freebsd-questions

Re: [Bug 166255] [net] [patch] It should be possible to disable "promiscuous mode enabled" messages

2016-05-23 Thread Kevin Oberman
a compromised system. While I don't like the idea of hiding these messages at all and think dealing with the issue through syslog.conf more appropriate, at least don't let the setting be changed on a running system! -- Kevin Oberman, Part time kid herder a

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