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Questions tagged [lacp]

Link Aggregation Control Protocol (LACP) is a method of combining (aggregating) multiple network connections in parallel to increase throughput beyond a single connection.

A method of combining multiple network connections in parallel to increase throughput beyond a single connection.

Example: Two 1GiB interfaces could by combined in on lagg interface with a thoughput of 2 GiB/sec.

Other names for this are:

  • Network bounding
  • Link link aggregation
  • NIC teaming
  • Inter-Switch Link (Cisco)
  • Trunking
12 questions
26
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Unable to bond two 2.5 Gbps Realtek RTL8156 Ethernet adapters via LACP on Linux

I'm in the process of upgrading my Ethernet to 10 Gbps to speed up the connectivity of my local network. Regretfully, a machine on my network has ran out of PCIe slots, so a native 10 GbE PCIe adapter is not an option. A USB adapter is the only…
比尔盖子
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5
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1 answer

How to get LACP teaming and VLANs working again after Windows 10 version 1511 upgrade?

I have Intel PRO/1000 PT dual port gigabit adapter. I installed Windows 7 drivers in my Windows 10 computer, and they were working fine, both LACP and multiple VLANs were working properly. Now, my Windows 10 computer was "upgraded" to Windows 10…
haimg
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2
votes
1 answer

Mac OS LACP Connection Can't Ping Certain Hosts

I have a Mac OS Machine that I've set up a LACP connection with a cisco SG300. bond0: flags=8843 mtu 1500 options=23 ether 00:0a:cd:26:c3:f6 inet6…
Dobler
  • 121
2
votes
1 answer

Huge jumbo frame?

I have a 2960g cisco switch and 2 servers with 4 NICs each, configured in lacp mode. I have enabled jumbo frames (9000 bytes) on the network. I have tested a file transfer, and it runs at full speed (100Mb/s compared to about 80Mb/s without jumbo…
user338930
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2
votes
3 answers

Creating a dynamic lacp trunk from HP Procurve 2412zl to Proliant DL380 G7

I'm configuring an IEEE 802.3ad (LACP) dynamic trunk from a HP Procurve 2412zl (firmware version K.15.07) switch to a HP Proliant DL380 G7 server. The DL380 has 4 NICs and is running Win2008 R2, so I'm teaming the NICs together and leaving…
Maalobs
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2
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0 answers

WNDR3700 Router + Cisco SG200-08 + LACP + Dual Uplink

Background I have a storage server that has several virtual machine images stored on them. I would store them locally, but I have limited space on my desktop (using SSD storage). I would like to increase the bandwidth between the desktop and the…
kobaltz
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2
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1 answer

tap-bridge-tap : No LACP

I have two switches connected via TAP interfaces. Each Virtual Switch port is connected to an individual TAP port and the TAP ports are joined via a Bridge. SW1-port1 = TAP 11 <== BR121 ==> TAP 21 = SW2-port1 SW1-port2 = TAP 12 <== BR122 ==> TAP 22…
Francesco
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0
votes
1 answer

LACP can load balance by data source?

Backgroud I use a 2012 iMac and a 2012 Mac mini with two thunderbolt to ethernet adaptor make Link aggregation with the help of switch-CISCO SG200-08. Problem LACP both OK on two of my Mac.When transfer big file Network speed can reach 225MB/S But…
Shades
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0
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1 answer

Using a 4 NIC mini-server as a switch while using bond mode 4

Already tried pulling answers out of the debian docs, but it's a rare combination, so I'm asking this here; A small business I work for has a mini computer, running a minimal Debian 11 and some LAN services (pihole, unbound, ssh and some others) on…
Julius
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0
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1 answer

LACP for higher throughput?

Given a D-Link DGS-1510-20 switch, which features 2x 10Gbps SFP+ ports and 20 1Gbps RJ45 ports and a Fedora-based server with 4x 1Gbps RJ45 ports, is there any configuration setting that allows me to attain 4Gbps throughput for a single stream when…
user308986
0
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1 answer

QNAP LACP Trunk on Aruba not working on Outgoing Traffic

I have a 2530 Aruba Switch with 4 ports as LACP trunk connected to QNAP with 4 NICs configured as a 802.3ad dynamic trunk When 2 clients try to write or copy a file to the QNAP each one gets 100 MB/s speed so the aggregation is working and i can see…
mohamed nasr
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0
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Server Bonded network interface active, passive or on

I have a Mac Pro connected to a Cisco switch. In the switch I've setup a PortChannel to use LACP (802.3ad) but don't know if macOS sets the bond to Active, Passive or On. Unable to find any technical documentation regarding this. I set it to…
David Sain
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