History log of /freebsd-11-stable/share/man/man4/lagg.4
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# 342585 29-Dec-2018 eugen

MFC r342367: ifconfig.8, lagg.4: fix documentation bug: -use_flowid
needs to be used to force local hash computation and disable usage
of RSS hash provided by driver.

PR: 234242


# 302408 07-Jul-2016 gjb

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation


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# 297455 31-Mar-2016 brueffer

Fix minor problems caught by mandoc -Tlint.


# 294615 23-Jan-2016 araujo

Add an IOCTL rr_limit to let users fine tuning the number of packets to be
sent using roundrobin protocol and set a better granularity and distribution
among the interfaces. Tuning the number of packages sent by interface can
increase throughput and reduce unordered packets as well as reduce SACK.

Example of usage:
# ifconfig bge0 up
# ifconfig bge1 up
# ifconfig lagg0 create
# ifconfig lagg0 laggproto roundrobin laggport bge0 laggport bge1 \
192.168.1.1 netmask 255.255.255.0
# ifconfig lagg0 rr_limit 500

Reviewed by: thompsa, glebius, adrian (old patch)
Approved by: bapt (mentor)
Relnotes: Yes
Differential Revision: https://reviews.freebsd.org/D540


# 290450 06-Nov-2015 smh

Add sysctl to control LACP strict compliance default

Add net.link.lagg.lacp.default_strict_mode which defines
the default value for LACP strict compliance for created
lagg devices.

Also:
* Add lacp_strict option to ifconfig(8).
* Fix lagg(4) creation examples.
* Minor style(9) fix.

MFC after: 1 week


# 276259 26-Dec-2014 bapt

Sort SEE ALSO


# 272386 01-Oct-2014 hrs

Virtualize lagg(4) cloner. This change fixes a panic when tearing down
if_lagg(4) interfaces which were cloned in a vnet jail.

Sysctl nodes which are dynamically generated for each cloned interface
(net.link.lagg.N.*) have been removed, and use_flowid and flowid_shift
ifconfig(8) parameters have been added instead. Flags and per-interface
statistics counters are displayed in "ifconfig -v".

CR: D842


# 271733 18-Sep-2014 araujo

The lagg(4) interface is based on trunk(4) interface from OpenBSD.
The FreeBSD is the only system that has the FEC protocol, that is a simple alias
to loadbalance protocol and does not implement the ancient Cisco FEC standard.

From now on, we remove the fec protocol from the documentation and keep the FEC
code only for compatibility.

Phabric: D539
Reviewed by: glebius, thompsa
Approved by: glebius
Sponsored by: QNAP Systems Inc.


# 271732 18-Sep-2014 araujo

Add laggproto broadcast, it allows sends frames to all ports of the lagg(4) group
and receives frames on any port of the lagg(4).

Phabric: D549
Reviewed by: glebius, thompsa
Approved by: glebius
Obtained from: OpenBSD
Sponsored by: QNAP Systems Inc.


# 267938 26-Jun-2014 bapt

use .Mt to mark up email addresses consistently (final part)

PR: 191174
Submitted by: Franco Fichtner <franco at lastsummer.de>


# 257261 28-Oct-2013 glebius

Remove more remnants of ng_fec(4).

The ng_create_one() and ng_mkpeer() functions in network.subr are
now not used anywhere, but I left them, since they can be useful
in future in netgraph scripting.

Submitted by: pluknet


# 243091 15-Nov-2012 joel

Remove trailing whitespace.


# 243016 14-Nov-2012 kevlo

Mention the IEEE 802.1AX.

Reviewed by: thompsa


# 232089 23-Feb-2012 thompsa

Break the last part to its own sentence rather than a run-on.

Suggested by: dougb


# 232080 23-Feb-2012 thompsa

Add a sysctl/tunable default value for the use_flowid sysctl in r232008.


# 232010 22-Feb-2012 thompsa

Document the net.link.lagg.X.use_flowid sysctl from r232008.


# 232009 22-Feb-2012 thompsa

Make it clear that fec is just an alias


# 214066 19-Oct-2010 delphij

Clarify that lagg(4) sends/receives on active port, not the master port.

Note that this still seems to be a little bit confusing as the concept of
"master" is different from what people would expect on a networking
equipment.


# 213632 08-Oct-2010 delphij

Document net.link.lagg.failover_rx_all.

MFC after: 1 week


# 190531 29-Mar-2009 brueffer

Fix typo.


# 190528 29-Mar-2009 sam

remove bogus nwid use; that's a compat shim for netbsd


# 190527 29-Mar-2009 sam

fix wired-wireless failover example and remove incorrect
comment about WPA not working


# 175158 08-Jan-2008 gabor

- This driver will first appear in FreeBSD 6.3, not 7.0

Submitted by: thompsa
MFC after: 0 days


# 171661 30-Jul-2007 thompsa

- Propagate the largest set of interface capabilities supported by all lagg
ports to the lagg interface.
- Use the MTU from the first interface as the lagg MTU, all extra interfaces
must be the same.

This fixes using a lagg interface for a vlan or enabling jumbo frames, etc.

Approved by: re (kensmith)
MFC After: 3 days


# 168810 17-Apr-2007 brueffer

Bump date for the previous revision and the driver renaming.


# 168809 17-Apr-2007 brueffer

To avoid confusion, mention that the driver was originally called trunk
in OpenBSD.


# 168793 16-Apr-2007 thompsa

Rename the trunk(4) driver to lagg(4) as it is too similar to vlan trunking.

The name trunk is misused as the networking term trunk means carrying multiple
VLANs over a single connection. The IEEE standard for link aggregation (802.3
section 3) does not talk about 'trunk' at all while it is used throughout IEEE
802.1Q in describing vlans.

The lagg(4) driver provides link aggregation, failover and fault tolerance.

Discussed on: current@