Re: IPv6 routing, Verizon FiOS, dhcpcd

2025-10-06 Thread Chris Ross
at least I would know it’s a problem unique to me. Thanks. - Chris

Re: Network interface renaming

2025-10-06 Thread Chris Ross
> On Oct 5, 2025, at 23:40, Lexi Winter wrote: > > Chris Ross wrote in <1cb5332a-5e7e-420a-a6ac-3f2d70a0b...@distal.com>: >> 1. Is interface renaming just too dangerous to use? > > i use interface renaming on many systems and have not run into problems >

Re: IPv6 networking problems in 14.3

2025-09-20 Thread Chris Ross
complicated, and also to change as few variables as possible. But, there are too many variables here already, I now see. I don’t know that removing the switches is possible, but everything else should be. I’ll try to prep a system for that so that I can experiment when I am able to next deny internet

Re: IPv6 networking problems in 14.3

2025-09-20 Thread Chris Ross
> On Sep 18, 2025, at 16:36, Chris Ross wrote: > >> On 17 Sep 2025, at 14:20, Chris Ross wrote: >> So, on the idea of trying to back-date the whole machine, I have ZFS >> snapshots of the whole root from just before the first upgrade, >> Aug 7/8. […] > >

Re: IPv6 networking problems in 14.3

2025-09-18 Thread Chris Ross
> On 17 Sep 2025, at 14:20, Chris Ross wrote: > So, on the idea of trying to back-date the whole machine, I have ZFS > snapshots of the whole root from just before the first upgrade, > Aug 7/8. […] Brief update, more to come later I hope. I don’t know all of the magic of freebsd

Re: IPv6 networking problems in 14.3

2025-09-17 Thread Chris Ross
e to doing that, respond off-list (off freebsd-net at least). I thought I’d answered the kernel question, but last night showed that 14.1 kernel doesn’t always work, to be sure. If I can run as 14.1 again, for a few days or weeks, it will confirm at least that it’s my side for sure that’s changed. - Chris

Re: IPv6 networking problems in 14.3

2025-09-16 Thread Chris Ross
> On Sep 16, 2025, at 23:24, Chris Ross wrote: >> >>> >>> On Sep 15, 2025, at 15:05, Tom Pusateri wrote: >>> >>> I would try running the 14.3p2 system without the VLAN configuration and a >>> direct connection to the upstream pro

Re: IPv6 networking problems in 14.3

2025-09-16 Thread Chris Ross
> On Sep 15, 2025, at 18:54, Chris Ross wrote: > >> On Sep 15, 2025, at 15:01, Ronald Klop wrote: >> >> Are you able to boot a 14.2 kernel? >> To split the search space in two. > > I could do that. What’s the easy way to get an unpacked 14.2 generic am

Re: IPv6 networking problems in 14.3

2025-09-15 Thread Chris
On 2025-09-15 17:24, Chris wrote: On 2025-09-15 15:54, Chris Ross wrote: On Sep 15, 2025, at 15:01, Ronald Klop wrote: Are you able to boot a 14.2 kernel? To split the search space in two. I could do that. What’s the easy way to get an unpacked 14.2 generic amd64 kernel? I can install a

Re: IPv6 networking problems in 14.3

2025-09-15 Thread Chris
On 2025-09-15 15:54, Chris Ross wrote: On Sep 15, 2025, at 15:01, Ronald Klop wrote: Are you able to boot a 14.2 kernel? To split the search space in two. I could do that. What’s the easy way to get an unpacked 14.2 generic amd64 kernel? I can install a VM at work and copy it, but I assume

Re: IPv6 networking problems in 14.3

2025-09-15 Thread Chris Ross
ace I can do that. It just requires rewriting all of the systems config to know that the outside is different than it is now, which _should_ be easy, but I don’t know the depth of it since I haven’t done it in eons. I’ll look to find a time to try that. - Chris

Re: IPv6 networking problems in 14.3

2025-09-15 Thread Chris Ross
know anything else I can gather to help track this regression. -Chris

Re: IPv6 networking problems in 14.3

2025-09-15 Thread Chris Ross
> It is a patch to dhclient, not dhcpcd but does the same issue potentially > apply? > I don’t know, but I think that isn’t my problem. It seems like the NS that dhcpcd is sending is alright, and tcpdump doesn’t see an NA coming back in at all. - Chris

Re: IPv6 networking problems in 14.3

2025-09-14 Thread Chris Ross
level, I’m just like “But I didn’t change anything!!!” At least, that’s what my head keeps telling me. :-) - Chris

Re: IPv6 networking problems in 14.3

2025-09-14 Thread Chris Ross
can try to switch back to 14.1, I’ll research whether I can do that via ZFS snapshots without it being an act of no return. Google will tell me. Otherwise, I may try booting a 14.1 kernel and see what that does. Might break things with a 14.3 user land, but easy to try. - Chris

Re: IPv6 networking problems in 14.3

2025-09-13 Thread Chris Ross
s like that. Try ipv6rs ipv6rs #ia_na 0 ipv6ra_autoconf # Request a /56, then from that allocate the following subnets as noted # 12 14 17 A4 DD 72 0F 66 ia_pd 0/::/56 int1/18 int2/20 int3/23 int4/164 int5/221 int6/114 int7/15 int8/102 --- “intN” replacements and different IPv6 subnets, but the above is what I have in effect. Thanks. Apologies to anyone who isn’t deeply involved for the long message. :-) - Chris

Re: RFC4941 IPv6 privacy knobs and how to set them

2025-04-01 Thread Chris Ross
> On Mar 31, 2025, at 16:05, Marek Zarychta > wrote: > Hello Chris, > > our ip6 network stack is old and likely still relying on the older RFC 3041, > even though RFC 4941 is mentioned in the man pages. However, both have been > obsoleted by RFC 8981. If you're op

RFC4941 IPv6 privacy knobs and how to set them

2025-03-31 Thread Chris Ross
see information about setting these to 1, and on using `ipv6_privacy` in /etc/rc.conf (which set them to 1), which I did not do. Is there documentation about what these variables mean, and if “2” is a useful value different than “1”? If so, how are they different? Thanks. - Chris

Re: IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-20 Thread Chris Ross
> On Sep 20, 2024, at 06:15, DutchDaemon - FreeBSD Forums Administrator > wrote: > > On 19-9-2024 19:43, Chris Ross wrote: >> Alright. Coming back to this, I was clearly not paying attention. At the >> time I stopped seeing the aforementioned problem, a new one starte

Re: IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-19 Thread Chris Ross
> On Sep 17, 2024, at 14:46, Chris Ross wrote: > > Hmm. Well, I updated my releng/14.1 tree and built a new kernel last night. > I rebooted and after dhcpcd started up it was emitting the same notices > for many hours. But, at about 07:30 this morning it stopped. It’s now

Re: IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-17 Thread Chris Ross
> On Sep 16, 2024, at 18:02, Chris Ross wrote: > > Build was from releng/14.1 back at the start of August. Looking > now, I see that I’m behind by 24 commits, so maybe should try > updating. Hmm. Well, I updated my releng/14.1 tree and built a new kernel last night. I reb

Re: Performance issues with vnet jails + epair + bridge

2024-09-16 Thread Chris
quot; pflog_enable="YES" (host) pf.conf: EXT_ADDR="192.168.1.2" set skip on { lo0, lo1 } nat pass on wlan0 from { lo1 } to any -> $EXT_ADDR rdr pass on wlan0 proto tcp from any to { lo1 } -> $EXT_ADDR Exchanging the EXT_ADDR value with your hosts NIC address. I use th

Re: IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-16 Thread Chris Ross
ilt after the recent > zfs patch set hit) on stable/14 and it is not seeing that -- but it is not a > router, it is an end-node running rtsold and gets its IPv6 address via SLACC > from the router. I also tried to reproduce this on a couple of non-router machines and was not able to. - Chris

Re: IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-16 Thread Chris Ross
Apologies for lack of important context, the below discusses a FreeBSD 14.1 amd64 system. Thank you. > On Sep 16, 2024, at 16:05, Chris Ross wrote: > > Hello. Following the earlier thread "DHCPv6 IA_PD - how-to” I have been > bringing up a new gateway router for my network.

IPv6 neighbor flaps for ISP router are occurring frequently

2024-09-16 Thread Chris Ross
ption rapid_commit require dhcp_server_identifier slaac private noipv6rs noipv4 noipv4ll allowinterfaces vlan0 interface vlan0 ipv6only ipv6rs ipv6ra_autoconf ia_pd 0/::/56 intnet1/42 intnet2/56 Thanks. - Chris

Re:  DHCPv6 IA_PD - how-to

2024-09-04 Thread Chris Ross
> On Aug 1, 2024, at 12:17, Roy Marples wrote: > > On Thu, 01 Aug 2024 16:24:54 +0100 Chris Ross wrote --- >> >> [Long message, apologies. Thoughts mostly after the log output.] >> >>> On Jul 24, 2024, at 04:12, Roy Marples r...@marples.name>

Re: drop synfin

2024-08-12 Thread Chris
uld I ever need to review the settings in the future. I just wondered if having two methods is by design, as that way one can have one value for tcp and another for udp if one goes the sysctl route. I think LOG_IN_VAIN=YES sets both these MIBs to 1. --Chris

IPv6 interface identifier/index on FreeBSD?

2024-08-04 Thread Chris Ross
next question. Sub-interfaces or alias interfaces maybe? Thank you. - Chris

Re:  DHCPv6 IA_PD - how-to

2024-08-01 Thread Chris Ross
try to _get_ an address if there’s already an address, but. Maybe this is a dhcpd problem, where it shouldn’t respond to requests from the local address? Thanks all, sorry for the long message. - Chris

Re:  DHCPv6 IA_PD - how-to

2024-07-28 Thread Chris Ross
> On Jul 26, 2024, at 23:21, moto kawasaki wrote: > > > Hi Chris, all > > I am struggling the same problem too, and here is my working > configuration for dhcp6c in my test environment. > Hope this can be help. Thank you, moto-san. Roy was/is helping me get dhcpcd w

Re:  DHCPv6 IA_PD - how-to

2024-07-23 Thread Chris Ross
stion might provide me with what I need as well. Otherwise, an example or three of receiving and utilizing an IA_PD response is what I am looking for. - Chris

DHCPv6 IA_PD - how-to

2024-07-23 Thread Chris Ross
the PD, so I’d have to code all of that myself. Thank you. - Chris

Re: Discarding inbound ICMP REDIRECT by default

2024-06-14 Thread Chris
On 2024-06-14 05:50, Ed Maste wrote: On Wed, 12 Jun 2024 at 18:05, Chris wrote: As Rodeney already effectively explains; dropping packets makes routing, and discovery exceedingly difficult. Which is NOT what the average user wants, This is on end hosts only, not routers (which already drop

Re: Discarding inbound ICMP REDIRECT by default

2024-06-14 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-13 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-13 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-13 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-13 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-13 Thread Chris
On 2024-06-13 06:34, Rodney W. Grimes wrote: On 2024-06-12 15:05, Chris wrote: > On 2024-06-12 14:47, Rodney W. Grimes wrote: >>> I propose that we start dropping inbound ICMP REDIRECTs by default, by >>> setting the net.inet.icmp.drop_redirect sysctl to 1 by default

Re: Discarding inbound ICMP REDIRECT by default

2024-06-12 Thread Chris
On 2024-06-12 15:05, Chris wrote: On 2024-06-12 14:47, Rodney W. Grimes wrote: I propose that we start dropping inbound ICMP REDIRECTs by default, by setting the net.inet.icmp.drop_redirect sysctl to 1 by default (and changing the associated rc.conf machinery). I've opened a Phabricator r

Re: Discarding inbound ICMP REDIRECT by default

2024-06-12 Thread Chris
very exceedingly difficult. Which is NOT what the average user wants, or expects. I use "set block-policy drop" in pf(4). But as already noted, this is for "filtering" purposes. Your suggestion also has the negative affect of hanging remote ports. Which can result in other negative results by peers. Please don't. :) --Chris

Re: Sporadic DNS failure

2024-03-14 Thread Chris
On 2024-03-14 21:13, Sreenath Battalahalli wrote: Hi Chris, Thanks for your message. The wifi continues to be associated with access point, and I can ping 1.1.11 as well. My USB wifi interface is rtwn(earlier urtwn) It is just that DNS queries fail, even when 1.1.1.1 is accessible, at least

Re: Sporadic DNS failure

2024-03-14 Thread Chris
okups, are you still associated? eg; does the output of ifconfig still show associated? What are the settings in rc.conf(5) related to your network setup? Thanks, Sreenath HTH --Chris

Re: Lagg and multi-gigabit questions/proablems

2022-11-09 Thread Chris Ross
> On Nov 9, 2022, at 14:32, Patrick M. Hausen wrote: > >> Am 08.11.2022 um 06:38 schrieb Chris Ross : >> I have a newer Freebsd 12.3 system with lagg across two 1gbe interfaces. >> There are a collection of vlan interfaces on the lagg. >> >> I would

Lagg and multi-gigabit questions/proablems

2022-11-07 Thread Chris Ross
couple switches away on a single gigabit connection. Looking on the Cisco switch, the port-channel (connected to the lagg) claims "BW 200 Kbit/sec”. Happy to share config with anyone who may be able to help, but won’t paste it all here. - Chris

Driver Support: ASUS X570-PLUS with Realtek L8200A LAN

2022-09-13 Thread Chris Wells
is is the "net" mailing list, but any info about other built-in components would be helpful as well. Thanks, Chris

Netstat -i 5-character interface name length?

2022-06-29 Thread Chris Ross
still so in 13 or CURRENT, and/or let me know if I’m doing something wrong? - Chris

Re: Is there a way to deterministically bring up two usb ethernet interfaces?

2022-06-21 Thread Chris
ssign a name via the adapters MAC address -- ie; assign the name us0 | ue1 to the adapter/NIC your interested in by it's MAC address and that would give it to you. HTH Chris --HPS 0xBDE49540.asc Description: application/pgp-keys

Re: Troubles with adding IPv6 support to a program

2022-06-12 Thread Chris Ross
way twice despite thinking I wasn’t. Sorry for the noise. - Chris > On Jun 12, 2022, at 12:40, Chris Ross wrote: > > > Tl;dr; > I don’t know why I’m getting an EINVAL from a call to bind for a second socket > > > > > 20 years ago, I s

Troubles with adding IPv6 support to a program

2022-06-12 Thread Chris Ross
be. I’m probably just missing Something simple, and am looking for another set of eyes. Thanks all. Contact me off list if you like, or on-list if it’s obvious what I’ve done and it will help others. - Chris [1] https://github.com/vzaliva/simpleproxy [2] inet6(4), "Intera

Re: 60+% ping packet loss on Pi3 under -current and stable-13

2022-05-02 Thread Chris
ndicates they brag on having better privacy than their competition. Are they using any privacy extensions that may affect your ability to ping(8) || traceroute(8) -- TCP/UDP/ICMP? Or is it just that gig1-1-1.gw.davsca11.sonic.net's BGP is out of date (stale)? HTH --Chris === Mark Millard marklmi at yahoo.com 0xBDE49540.asc Description: application/pgp-keys

Any hope for 802.11ac on an Atheros chip?

2022-03-30 Thread Chris
2020 Quarterly report[1] as well as a report by Adrian that "We know whats missing"[2] somewhat later on the mailing list. So where can I find it? :-) Thank you for all your time, and consideration. --Chris 1. https://www.freebsd.org/status/report-2020-07-2020-09.html 2. https:/

Re: compressed TIME-WAIT to be decomissioned

2022-01-12 Thread Chris
On 2022-01-12 10:48, Gleb Smirnoff wrote: Hi! Thanks for the informative writeup, Gleb! Untrimmed, sorry... [crossposted to current@, but let's keep discussion at net@] I have already touched the topic with rrs@, jtl@, tuexen@, rscheff@ and Igor Sysoev (author of nginx). Now posting for wid

Re: Client Networking Issues / NIC Lab

2021-04-23 Thread Chris
being done on re(4). IOW if we can help in any way. We'll make ourselves available. Thanks again. --Chris Regards, Kevin ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe

Re: routed && route6d removal proposal

2020-06-24 Thread Chris
lternatives and no users. I should have stated the latter more explicitly. >  more important than the fact that it is old or we have more choices >  in the ports tree. If we have negative factors on maintaining them, >  removing them would be one of the choices as a result. If the >  

Re: unbound and (isc) dhcpd startup order

2020-06-18 Thread Chris
> and that "dns" already has "s" for system, so just "dns" is good > with me :-) > >> > > > >> > > That's a good point. > >> > >> I don't agree. The term dns is too generic. People are often running > &

Re: unbound and (isc) dhcpd startup order

2020-06-14 Thread Chris
implementation the rc dependency chains should stay the same. Thanks! -- Andriy Gapon --Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"

Re: IPv6 in jails

2020-03-20 Thread Chris
But I'm also using pf, nat, and rdr. If that should that make a difference. --Chris -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN 2:5005/49@fidonet http://vas.tomsk.ru/ ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/list

Re: NAT64 return traffic vanishes after successful de-alias

2019-12-14 Thread Chris
your hoping to find; pfctl(8), pfctl -s, and pfctl -T are a few examples. HTH --Chris -- John W. O'Brien OpenPGP keys: 0x33C4D64B895DBF3B ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubsc

Re: How to remove watchdog?

2019-11-25 Thread Chris
On Tue, 26 Nov 2019 08:06:37 +0200 Artem Viklenko ar...@viklenko.net said Sorry, small update. Just re-cheked. It was not final change... wrong place. I've set it even smaller than 4096. Now it 3072. Bummer. :( Sorry. No problem. Thanks for trying! :) --Chris 26.11.19 07:55,

Re: How to remove watchdog?

2019-11-25 Thread Chris
uch, Artem. I'll have a closer look. I'm thinking of taking your concept, and upping it to 7k. I'll post back, if anything good comes of it. :) Hope this helps. It does. :) --Chris 26.11.19 02:44, Chris пише: > Or at least make it non fatal. > OK here's the sto

How to remove watchdog?

2019-11-25 Thread Chris
iconductor Co., Ltd.' device = 'RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller' class = network subclass = ethernet Thanks again! --Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"

Re: WiGig feature / support?

2018-03-19 Thread Chris H
OK. I'll have a look and see what I can come up with. I'll poke you when I can come up with anything worth while. BTW I meant what I said about sending you one of these cards. Lemme know if you're interested. Thanks again! --Chris -adrian __

WiGig feature / support?

2018-03-19 Thread Chris H
working on this (@adrian ?). :-) Anyway, if anyone can further enlighten me on WiGig on FreeBSD. I'd *greatly* appreciate it. :-) Thanks! --Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To

three multicast fixes

2017-04-17 Thread Chris Torek
a. (The patches are in Git format, I applied them to the read-only freebsd master tree on GitHub.) Chris >From 65145b74d3dae68feddcf8a2aad235c3f0a981e9 Mon Sep 17 00:00:00 2001 From: Chris Torek Date: Mon, 8 Feb 2016 18:55:30 -0800 Subject: [PATCH 1/3] ip multicast debug: fix strings vs define

Re: Problems with FreeBSD (amd64 stable/11) router

2016-12-06 Thread Chris Ross
e Dell PowerConnect 2724 and 2824 switches, which claim to support jumbo frames. I’ll have to find out if I have to _do_ anything to support that, but it should work. Thanks for the suggestion, I’ll look into that… - Chris signature.asc Description: Message signed with OpenPGP using GPGMail

Re: Problems with FreeBSD (amd64 stable/11) router

2016-12-05 Thread Chris Ross
(unless I missed something) to the natural MTUs on all interfaces. The vlan’s all show 1496, and the bee’s (and lagg0) show 1500. The options on each of the bce’s show VLAN_MTU, and a few other VLAN_ options. - Chris > On Mon, Dec 5, 2016 at 10:00 AM, Chris Ross wr

Problems with FreeBSD (amd64 stable/11) router

2016-12-05 Thread Chris Ross
across pflog0, vlan0 (external network) and vlan7 (internal network). I’d be happy to answer any questions, or provide the traces off-list. Does anyone have any idea what I’ve missed? Thank you very much for your help. - Chris

Re: mutex usage in if_bridge vs other drivers

2016-12-02 Thread Chris Torek
quirement is guaranteed to be "sx lock first, then mtx lock" (because the other way around causes sleeping while holding a regular mutex!). Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To uns

mutex usage in if_bridge vs other drivers

2016-12-02 Thread Chris Torek
driver or the bridge code? I.e., does the bridge driver need to release its lock here, and if so, is that actually safe to do? (We might need to restart the loop over all the members if we drop the lock.) - Or if the bridge driver should retain its lock, can it use an sx lock here, to p

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

2016-07-22 Thread Chris Dunbar
Thank you - I will check that out. From: "Kevin Oberman" To: "chris" Cc: "freebsd-net" Sent: Friday, July 22, 2016 2:23:26 PM Subject: Re: Slow performance with Intel X540-T2 10Gb NIC On Fri, Jul 22, 2016 at 6:48 AM, Chris Dunbar < ch...@dunbar.net

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

2016-07-22 Thread Chris Dunbar
x and Linux so that doesn't quite add up either. I may have to break out Wireshark and make some packet captures to see if I can tell what's going on. If I find anything, I will be sure to share it. Regards, Chris From: "Sami Halabi" To: "chris" Cc: "free

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

2016-07-21 Thread Chris Dunbar
. Regards, Chris - Original Message - From: "chris" To: "freebsd-net" Sent: Thursday, July 21, 2016 4:53:40 PM Subject: Re: Slow performance with Intel X540-T2 10Gb NIC Eric, et al: I haven't tried netperf yet, but I do have some new information to share. I h

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

2016-07-21 Thread Chris Dunbar
t be nutty in my BIOS settings (or elsewhere) that would cause the new server + FreeBSD 10.3 + X540 to equal slow performance? Regards, Chris From: "Eric Joyner" To: "chris" , "freebsd-net" Sent: Thursday, July 21, 2016 1:27:10 PM Subject: Re: Slow performance wi

Slow performance with Intel X540-T2 10Gb NIC

2016-07-20 Thread Chris Dunbar
kes 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 ___ freebsd-net@freebsd.o

Re: Questions on iflib

2016-05-11 Thread Chris H
On Wed, 11 May 2016 11:27:20 -0700 "K. Macy" wrote > On Wed, May 11, 2016 at 7:56 AM, Chris H wrote: > > On Tue, 10 May 2016 10:25:24 -0700 hiren panchasara > > wrote > > > >> + Kip, Scott. > >> > >> On 05/10/16 at 04:46P, David

Re: Questions on iflib

2016-05-11 Thread Chris H
? > > Kip or Scott may provide more info. > > Cheers, > Hiren --Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"

sshd TcpRcvBuf

2016-02-29 Thread Chris Stankevitz
wants to received a lot of data. Question: how do I set TcpRcvBuf on the ssh server? It's undocumented so I guessed. Neither sshd_config ("TcbRcvBuf=8192") nor sshd_flags ("-oTcpRcvBuf=8192") worked. Thank you, Chris [1] ssh -oTcpRcvBuf=8192 user@host [2] https://

netmap packet timestamping

2016-02-15 Thread Chris Inacio
x. Is there an easy place to get the packet timestamp? I saw the timestamp in the flags, but it wasn't clear to me that it would be a received timestamp. Also, since I'm not a regular list reader, please keep my email address on the th

Re: hello , I have a problem

2016-01-15 Thread Chris H
freebsd > > > > > > > > > > What is the problem?? To effectively address your issue. More information is required; What version, and revision of FreeBSD are you trying this on? What is the contents of your /etc/pf.conf? What is the error, or other reason that leads

getsockopt(SO_SNDBUF) and openssh/HPN

2015-12-29 Thread Chris Stankevitz
O_SNDBUF) to get the value set by setsockopt(SO_SNDBUF) -- use something else Original thread from August 2015: https://www.mail-archive.com/freebsd-net@freebsd.org/msg49793.html Thank you, Chris ___ freebsd-net@freebsd.org mailing list https://lists

Re: ssh over WAN: TCP window too small

2015-08-28 Thread Chris Stankevitz
On 8/25/15 3:47 PM, Chris Stankevitz wrote: Can anyone explain my abysmally small TCP window? So I believe this is the story: 1. openssh limits the size of some outgoing buffer to 65KB 2. openssh/HPN tries to improve on this by increasing the size of the outgoing buffer to match getsockopt

Re: ssh over WAN: TCP window too small

2015-08-28 Thread Chris Stankevitz
ing client is limiting -- although I'm not sure why). This effectively caps my bandwidth to 20 Mbps. With iperf this limitation does not exist -- nor does the need to tune these values (except for buf_inc which can get the ball rolling faster as you pointed out).

Re: ssh over WAN: TCP window too small

2015-08-28 Thread Chris Stankevitz
sed 'dd if=/dev/zero bs=1m | ssh` but at the time I did not know about `foo | ktrace bar`. Although if there is such a thing named "pipe buffer" I'm not sure it would have made a difference... Chris ___ freebsd-net@freebsd

Re: ssh over WAN: TCP window too small

2015-08-28 Thread Chris Stankevitz
change Increase recvspace on "sending client": no change Increase sendspace on "receiving server": no change Increase recvspace on "receiving server": sending client's S-BCNT increases proportionally! I'm going to try Kurts parameters now...

Re: ssh over WAN: TCP window too small

2015-08-26 Thread Chris Stankevitz
ency between writes using ktrace to help figure this out... Yes, I believe something like this is happening now. Thank you again for your help... this thread is proving to me one of those quantum leap moments for me in terms of FreeBSD knowledge. Chris _

Re: ssh over WAN: TCP window too small

2015-08-25 Thread Chris Stankevitz
John-Mark, Thank you for your reply. On 8/25/15 6:03 PM, John-Mark Gurney wrote: Chris Stankevitz wrote this message on Tue, Aug 25, 2015 at 15:47 -0700: # cat /dev/urandom | ssh root@host 'cat > /dev/null' Don't use this for testing... use /dev/zero or some other devic

Re: ssh over WAN: TCP window too small

2015-08-25 Thread Chris Stankevitz
On 8/25/15 4:11 PM, Bjoern A. Zeeb wrote: On 25 Aug 2015, at 22:47 , Chris Stankevitz wrote: Can anyone recommend some tools/tricks to figure out what in FreeBSD and/or >> base SSH is limiting the send/recv buffer and/or TCP window? if you have the memory, try these s

ssh over WAN: TCP window too small

2015-08-25 Thread Chris Stankevitz
the send/recv buffer and/or TCP window? Thank you, Chris ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"

Re: Network Interface name change

2015-04-13 Thread Chris H
et6'', ``atalk'',``ipx'', and ``link''. The default if available is ``inet'' or otherwise ``link''. ``ether''and ``lladdr'' are synonyms for ``link''. Can't you lock it down, via ETHER? Or ma

Re: Zerocopy bpf

2015-01-29 Thread Chris H
exist any more. I can't speak from personal experience to the rest. But as to bpfstat(8); it was merged into netstat(1) ~RELENG_7. --Chris > > q4) > When activating zerocopy, should I immediately see a performance boost on > the mac

Re: Tying down network interfaces

2014-12-30 Thread Chris H
the blinking lights to help determine which NIC belongs to which number. Not extremely elegant, but will at least help narrow down which NIC, is which. Then in the end, you can allocate your NIC's out of rc.conf(5). --Chris > > -- Martin > > _

Re: NICs devices switches "pshycial" place on each boot (SOLVED)

2014-12-04 Thread Chris H
On Thu, 04 Dec 2014 16:32:04 -0800 "Chris H" wrote > On Thu, 4 Dec 2014 14:41:11 -0800 Adrian Chadd wrote > > > On 4 December 2014 at 14:24, Martin Hanson > > wrote: > It is worth mentioning that the ONLY reason why this worked is > > because > the v

Re: NICs devices switches "pshycial" place on each boot (SOLVED)

2014-12-04 Thread Chris H
butions, and would like to be kept in the loop. :) @Martin, Thank you very much for your diligence, and for sharing your experience, and *especially* your solution. @Warren; Thanks for your continued dedication! --Chris > > > > -a >

kldload ip_mroute.ko vs. kernel options MROUTING

2014-11-09 Thread Chris Ernst
Dear Mailinglist I just found out that there are two possibilities to get multicast working in FreeBSD There is: - kldload ip_mroute.ko or - to compile the kernel with: options MROUTING Is there a difference between these two approaches? I notice that, with a custom kernel, patching is much m

Re: Help with IPv6 router gateway config, Comcast, DHCP, dnsmasq

2014-11-01 Thread Chris Inacio
ic "192.168.1.1 netmask"... broke. If you have a quick fix I would be really appreciative, but I will say, at this point I'm being lazy a bit. I haven't really done the homework myself first. :) In either case, I really appreciate your help. thanks chris On Sat, Nov 1, 2

Help with IPv6 router gateway config, Comcast, DHCP, dnsmasq

2014-10-31 Thread Chris Inacio
ssec-check-unsigned # # do IPv6 router advertisements for internal network # dhcp-range=::,constructor:re1,ra-only enable-ra Any help would be greatly appreciated. thanks Chris ___ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/m

Re: jme interface bounces up and down, up and down....

2014-09-16 Thread Chris Hill
_ freebsd-questi...@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org" -- Chris Hill ch...@monochrome.org ** [

Re: Should I be using ipv6_activate_all_interfaces or ip6addrctl_policy="ipv6_prefer"

2014-08-29 Thread Chris H
ference I can see, is that I use STATIC (IPv4 && IPv6), and a default (IPv4 && IPv6) gateway. If I telnet/ftp/ssh to any of my hosts, IPv6 is always attempted first (opposite of your output above). This was also the case, when I didn't enter a specific IP in the rc.conf(5). With on

Re: 6rd and DNS (bind/nsd) on FreeBSD

2014-06-19 Thread Chris H
g > as you have the details about the tunnel server's IP and the prefix > you're assigned, you can easily do it manually (or, better, write a tiny > script to do it for you). Yes. I have both. That's good news. Thanks for t

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