Re: Carp configuration errors

2013-02-01 Thread Ask Bjørn Hansen
On Jan 25, 2013, at 2:13, Anton Yuzhaninov wrote: > ABrH> After upgrading to 9.1 it seems like carp doesn't pay attention to > advskew anymore. I have two boxes each setup with carp0 and carp1; the > intention is that in regular operation proxy1 is master for carp0 and proxy2 > for carp1. Ho

Re: Syncookies break with Windows 8

2013-02-01 Thread Andre Oppermann
On 01.02.2013 23:54, Kevin Day wrote: On Feb 1, 2013, at 4:39 PM, Andre Oppermann wrote: This is not true. FreeBSD uses bits in the timestamp to encode all recognized TCP options including window scaling. Sorry, you are correct here. Reading through a half dozen TCP implementations in t

Re: Syncookies break with Windows 8

2013-02-01 Thread Kevin Day
On Feb 1, 2013, at 4:39 PM, Andre Oppermann wrote: > > This is not true. FreeBSD uses bits in the timestamp to encode all > recognized TCP options including window scaling. > Sorry, you are correct here. Reading through a half dozen TCP implementations in the last day trying to figure out wh

Re: Syncookies break with Windows 8

2013-02-01 Thread Andre Oppermann
On 01.02.2013 22:21, Kevin Day wrote: We've got a large cluster of HTTP servers, each server handling >10,000req/sec. Occasionally, and during periods of heavy load, we'd get complaints from some users that downloads were working but going EXTREMELY slowly. After a whole lot of debugging, we na

Re: Syncookies break with Windows 8

2013-02-01 Thread Kevin Day
On Feb 1, 2013, at 4:05 PM, Ed Maste wrote: > On 1 February 2013 16:21, Kevin Day wrote: >> We've got a large cluster of HTTP servers, each server handling >> >10,000req/sec. Occasionally, and during periods of heavy load, we'd get >> complaints from some users that downloads were working but

Re: Syncookies break with Windows 8

2013-02-01 Thread Ed Maste
On 1 February 2013 16:21, Kevin Day wrote: > We've got a large cluster of HTTP servers, each server handling > >10,000req/sec. Occasionally, and during periods of heavy load, we'd get > complaints from some users that downloads were working but going EXTREMELY > slowly. After a whole lot of deb

Syncookies break with Windows 8

2013-02-01 Thread Kevin Day
We've got a large cluster of HTTP servers, each server handling >10,000req/sec. Occasionally, and during periods of heavy load, we'd get complaints from some users that downloads were working but going EXTREMELY slowly. After a whole lot of debugging, we narrowed it down to being only Windows 8

Re: kern/175734: no ethernet detected on system with EG20T PCH chipset ATOM E6xx series

2013-02-01 Thread Marius Strobl
The following reply was made to PR kern/175734; it has been noted by GNATS. From: Marius Strobl To: bug-follo...@freebsd.org, m.sp...@meta-srl.com Cc: Subject: Re: kern/175734: no ethernet detected on system with EG20T PCH chipset ATOM E6xx series Date: Fri, 1 Feb 2013 18:21:34 +0100 FreeBSD

Re: amd64 vs i386 in_cksum_hdr() with unaligned data

2013-02-01 Thread Karim Fodil-Lemelin
On 01/02/2013 9:53 AM, Karim Fodil-Lemelin wrote: Hi -net, Sorry for the lengthy email. TLDR: If the IP header is not aligned on an even address then the amd64 version of in_cksum_hdr() will not work while the i386 version of it will. I came across this problem while working on custom softw

amd64 vs i386 in_cksum_hdr() with unaligned data

2013-02-01 Thread Karim Fodil-Lemelin
Hi -net, Sorry for the lengthy email. TLDR: If the IP header is not aligned on an even address then the amd64 version of in_cksum_hdr() will not work while the i386 version of it will. I came across this problem while working on custom software using the FreeBSD bridge. Our code sometimes de

Re: m_get2() name

2013-02-01 Thread Andre Oppermann
On 01.02.2013 14:15, Gleb Smirnoff wrote: On Fri, Feb 01, 2013 at 02:04:38PM +0100, Andre Oppermann wrote: A> >The m_get2() function allocates a single mbuf with enough space A> > to hold specified amount of data. It can return either a single mbuf, A> > an mbuf with a standard cluster, page

Re: m_get2() name

2013-02-01 Thread Gleb Smirnoff
On Fri, Feb 01, 2013 at 02:04:38PM +0100, Andre Oppermann wrote: A> >The m_get2() function allocates a single mbuf with enough space A> > to hold specified amount of data. It can return either a single mbuf, A> > an mbuf with a standard cluster, page size cluster, or jumbo cluster. A> A> While

Re: m_get2() name

2013-02-01 Thread Andre Oppermann
On 01.02.2013 13:04, Gleb Smirnoff wrote: Hi! The m_get2() function allocates a single mbuf with enough space to hold specified amount of data. It can return either a single mbuf, an mbuf with a standard cluster, page size cluster, or jumbo cluster. While m_get2() is a good function, I'm

Re: m_get2() name

2013-02-01 Thread Alfred Perlstein
On 2/1/13 7:04 AM, Gleb Smirnoff wrote: Hi! The m_get2() function allocates a single mbuf with enough space to hold specified amount of data. It can return either a single mbuf, an mbuf with a standard cluster, page size cluster, or jumbo cluster. It is alredy utilized in pfsync, bpf,

Re: Why call ETHER_BPF_MTAP on Tx when not tracing

2013-02-01 Thread Alexander V. Chernikov
On 01.02.2013 10:09, Vijay Singh wrote: > I see that BPFIF_LOCK() in bpf_mtap() is getting invoked, even > though I am not tracing the interface. Is this expected? This should not happen, since BPF_MTAP macro checks if BFP consumers are present (via bpf_peers_present()) before calling bpf_mtap. Bt

m_get2() name

2013-02-01 Thread Gleb Smirnoff
Hi! The m_get2() function allocates a single mbuf with enough space to hold specified amount of data. It can return either a single mbuf, an mbuf with a standard cluster, page size cluster, or jumbo cluster. It is alredy utilized in pfsync, bpf, libalias and soon to be utilized in ieee80211

Re: Welcome to the "freebsd-net" mailing list

2013-02-01 Thread George Kontostanos
Hi everyone! I am trying to tunnel IPv4 traffic over an IPv6 VPN. So far it is unsuccessful. Both machines are running FreeBSD 9.1-RELEASE. They are acting as gateways and they both have assigned /64 IPv6 subnets. The purpose is to encapsulate the non routable IPv4 traffic behind those gateways i

Tunneling IPv4 over IPv6 VPN

2013-02-01 Thread George Kontostanos
Hi everyone! I am trying to tunnel IPv4 traffic over an IPv6 VPN. So far it is unsuccessful. Both machines are running FreeBSD 9.1-RELEASE. They are acting as gateways and they both have assigned /64 IPv6 subnets. The purpose is to encapsulate the non routable IPv4 traffic behind those gateways i