"bonding" is the Linux-term for link aggregation.

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Linux bonded Interfaces hanging periodically

I've several hosts that are showing problems with connectivity. When working from the command line, for example, typing is frozen for a second or so, then recovers - then it does it again. The most ...
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1answer
305 views

Team QLOGIC iSCSI HBA 4052c

We have a dual port QLogic iSCSI HBA (QLA-4052c) and we're trying to team the two ports to allow for 2GB throughput. The documentation seems really poor on Qlogic and we can't find any reference to ...
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1answer
130 views

Obtaining and routing small IPv4 space?

I had an idea for designing a network setup in order to acquire high availability connections to my (small) network, but I seem to be running into a few problems trying to find out the particulars. ...
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2answers
93 views

Delay after re-establishing a bonded link

I have a CentOS 6 server with two bonded ethernet ports. Both ports are connected to a switch which I then connect to a laptop. If I flood-ping the laptop and disconnect one of the bonded ports, some ...
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1answer
538 views

Redhat bonding with two switch

I have a server running RHEL6 with two NICs, each connect to separate switch. Two Cisco 3560 switches connected with a trunk link. The problem is the bonding link is not stable (lost some packets). ...
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3answers
563 views

Can we bond (with Manage Virtual Interfaces, or similar) across an USB Ethernet dongle and the Airport Wifi

We've got a Macbook Air (Actually, we've got some Airs, Some Pros and some iMacs). We've got a consistently annoying problem, which is that when they connect to our DHCP server, they've actually got ...
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1answer
345 views

Combine two NIC's into one preserving routing (DMZ server / Windows or Linux)

We have a DMZ server with two NIC's, one is accessed from the Internet (public IP) and one from behind the internal firewall (private IP). One application has problems to cope with a 2 IP's / 2 NIC's ...
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2answers
5k views

How do I put a bridge on top of a bonded interface?

I'm setting up a Ubuntu Server 11.10 box with multiple Ethernet interfaces that are bonded for redundancy. I'm planning to use it as a KVM host, so I'll need a network bridge. To accomplish this, I ...
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2answers
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Does linux balance-rr (bond mode=0) work with all switches?

I'm configuring two ethernet interfaces into an aggregation group to double bandwidth, and I was wondering if bond mode=0 works for all switches? What about dumb switches that don't support LACP? Will ...
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3answers
974 views

Linux NIC bonding on top of vlan interfaces?

Is it possible to set up bonding(active/backup) on top of existing vlan interfaces ? Assume the following scenario: Linux Server with 2 NICs connected to separate switches iSCSI initiator + MPIO to ...
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2answers
2k views

bonding driver broken on centos6?

I have a server with minimal installation of CentOS6 64bit (minimal option from the installer). The bonding driver does not seem to work correctly. The output from /proc/net/bonding/bond0 is: Bonding ...
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2answers
541 views

Teaming on Cisco Catalyst switch

Hopefully an easy one for someone... If I'm setting up either an MPIO or Team/bond on a Windows server, does a channel group need setting up on the Cisco Catalyst switches that they're connected to? ...
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2answers
9k views

HP Procurve 1800 Switch-to-Switch Trunks and LACP (and VLANs too!)

I am considering connecting two (and possibly three) HP Procurve 1800 switches together with trunks or with LACP. I can't find any substantial answer to my questions via Google or here. I did find ...
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2answers
301 views

WAN Link Balancing - Best Way To Approach

First some of the details. We are a SME (80 office users 30 remote) with 2, soon to be 3 WAN connections. Our WAN connections are a T1, Cable (25/5), and soon to be DSL (10,2). We are looking to to ...
0
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2answers
682 views

hostid command not returning consistent hostid on RHEL 5.6 server

We have two newly built RHEL 5.6 x86_64 servers which are part of an Oracle Database Cluster. One is named CMORAC1 and the other CMORAC2. The primary IP Addresses of both servers are 10.100.9.144 and ...
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2answers
10k views

What is the correct way to setup a bonded bridge on Centos 6 for KVM guests?

What is the correct way to setup a bonded bridge on Centos 6 for KVM guests? I'd currently playing around with a setup of two KVM-hosts which will each host several guests. I have two HP DL380:s with ...
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4answers
6k views

How do people monitor the status of bonding slave interfaces on linux?

I have set up two interfaces as bonding slaves (eth0 and eth1 bonded as bond0). How are people monitoring the status of the slaves? How are you notified if the link fails on one interface? Do you ...
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1answer
647 views

No Gigabit NIC card in Xen 3.0 CentOS 5.6

I have a CentOS 5.6 linux host running two Windows Server 2008 R2 VMs in Xen. The problem I'm having is the NIC card in any VM shows up as 100Mbps and not 1000Mbps. I would like to be able to give the ...
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1answer
911 views

Link Aggregation with ESXi 4.1

I am trying to setup Link Aggregation between a switch and an ESXi 4.1 host. When I perform all of the steps I think that I need, the switch shows the ports as being linked and that they have an ...
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1answer
503 views

Bonding Virtual Server with an Apache Proxy Gateway

I have two situations. Individually they work great, but together, the system will not resolve my websites. A general overview of my test environment: Proxmox VE server that has multiple VMs for ...
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2answers
561 views

Network traffic doesn't appear to leave the trunk

I'm in the process of staging up some new virtualization servers, and part of that is to get some higher-bandwidth pipes into them. The ultimate goal is to bind 4 GigE ports into a single trunk ...
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2answers
1k views

NIC bonding can't go above 1 Gbps

I have 4-ports Intel 82571EB Gigabit adapter. It uses e1000e driver. The test machine is running Ubuntu 9.10, clients 9.10/10.04. I tried link aggregation (mode 4) and adaptive load balancing (mode ...
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6answers
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Why does my gigabit bond not deliver at least 150 MB/s throughput?

I directly connected two PowerEdge 6950 crossover (using straight lines) on two different PCIe-adapters. I get a gigabit link on each of these lines (1000 MBit, full duplex, flow contol in both ...
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1answer
551 views

Intel 82576 Dual-Port Controller Teaming

Can I team two ports from the same controller? My scenario is that I have two switches on the same network for redundancy. I want to connect each NIC Port of a dual-port server to a separate switch ...
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1answer
293 views

Do Both Ends Need LACP Configured for LACP to work?

We are trying to use link aggregation for some our experiments. So, we want to ask - If we have created link aggregation group with several ports on our switch do we have to create link aggreagation ...
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1answer
176 views

Using a UTM with a Link Aggregrator

I consider changing my office's internet access infrastructure to multilpe ADSL lines aggregated with a link aggregator (Peplink B710). I plan to place my existing UTM (FortiGate-100A) after the ...
2
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1answer
274 views

Ubuntu 9.10 Network Bonding — randomly dies

I've run out of ideas with this problem, so thought a SF question may help. We've a number of Ubuntu 9.10 servers which we've recently switch from single NICs to bonded NICs using standard kernel ...
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1answer
955 views

Etherchannel between Cisco Catalyst 3548 and Linux box

We have a Cisco 3548XL switch. Fa0/1 and Fa0/2 are configured with the: port group 1 option. This gives me this: switch#show etherchannel summary Flags: d - default D - ...
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5answers
625 views

How do I bond ADSL lines for VOIP?

We're using G711a as a codec, and I wanted to bond ADSL lines to give me the maximum possible upstream. I know that there can be issues of packet re-ordering etc; what is the 'right' way to do this? ...
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3answers
981 views

Nic bonding and ESXI

I was wondering something related a setup I was planning to do. I am redo doing my small vmware network to change to a better box as my iscsi target. Just like my old box this one has 2 gigabit ...
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1answer
155 views

Using twice NATTing and dns_Alg

I am trying to use twice nat along with dns_alg to support a framework, and take its measurements. I have a private network 192.168.0.0/24 this network contains www,dns,dhcp etc for its own ...
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1answer
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Which switches can I use for Ethernet bonding?

I'm just about to configure a DELL PowerEdge T410 server with 2 network cards. I'm trying to decide for a network switch and I'll need to configure the server for link aggregation later. I read the ...
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4answers
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Bonding and default gateway problem (CentOS)

I configured network bonding on two machine with centos 5.5. Bonding works well, but the problem is default gateway: it is not configured! I follow this tutorial. I added GATEWAY in both (and either) ...
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1answer
359 views

ISP Bonding with outgoing VPN and QOS - hardware, software?

My company has an office that is... at the end of a slow cable balsed link (6mbit / 0,5mbit up) with no real chance to get it faster (outskirts of the city, we tried). We may have an ugprade coming in ...
2
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1answer
681 views

Increase network bandwidth between 2 servers

Is it possible to increase the network bandwidth between 2 servers on Windows Server 2008 and Windows 7 ? For example : Use 2 Gigabit NICs on each computer to have 2 Gigabits/sec between 2 machines ? ...
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2answers
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Can multiple ip addreses be attached to a single network bonding device?

I am setting up an Ubuntu server for several hosting tasks that has 2 network cards and I have 5 ip addresses reserved for this server. From the bonding documentation I understand that it can easily ...
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0answers
545 views

Receive Side Scaling disabled on a NIC Team

OS: Windows 7 Pro I'm working on a HP Compaq 8000 Elite Convertible Minitower PC and I added another NIC, I configured NIC Teaming (Switch Fault Tolerance mode) and I'm getting a pop-up box that ...
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1answer
1k views

Link Aggregation (Bonding) of OpenVPN TAP devices in Windows XP

Is there any way to bond two TAP devices in Windows XP into one network device? My ISP is, in theory, providing me with a 5Mb/s connection. However, my OpenVPN tap device can only reach ~100KB/s. ...
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3answers
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Bonding 2 or more Gigabyte NIC together to get 2Gbps performance between 1 server and 1 client?

I have not gotten the server or the NIC yet, but here is the target setup: 1x Server 1x Client 1 or more NIC linked point to point between the Server & Client (No switch involved) So I am ...
2
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1answer
563 views

Bonding NICs with Procurve 1400-24G switch

I was looking to bond two or three NICs together to increase throughput. Now, this should be straight forward if done computer to computer, but since there are 3 computers involved which require ...
2
votes
5answers
1k views

Device to manage 2 dsl connections - failover, load balancing and bonding

I'm setting up an offsite DR facility on a budget. The office has 2 ADSL lines coming in to identical router/modem devices. I'm looking for a cost effective (cheap) way of joining the two connections ...
3
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7answers
7k views

vSphere NIC Teaming - Any reason for Active/Standby?

We're using ESXi and I'm wondering about the "NIC Teaming" options for our vSwitches. On a particular vSwitch with 2 NICs, is there any GOOD reason for configuring a NIC as Active and the other as ...
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2answers
5k views

NIC Active/Passive bonding with priority

I will configure a bond of three NIC's. I want to define which one will be first used and which NIC will be used as the second and third NIC when failover is done. Is this possible? Thanks
4
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1answer
1k views

Is there a better way to do bonded vlan tagged interfaces with XEN

We have a number of XEN servers all running CentOS or RHEL. The VM's that they run are all required to be on their own VLAN for no other reason than the customer expects them to be. Long story short ...
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3answers
460 views

Possible to aggregate broadband for a bonded upload?

I am looking for a way to aggregate multiple aDSL lines and a cable Internet line to produce a network capable of providing greater speeds in terms of download and upload. I have a video conferencing ...
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2answers
1k views

lacp, cicso 3550, 3560, help with configuration

Hey all this is a repost from a question I asked on the cisco forums but never got a useful reply. Hey I'm trying to convert the FreeBSD servers at work to dual-gig lagg links from regular gigabit ...
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1answer
2k views

Setup link aggregation and jumbo frames on VMware ESXi 4

I'm setting up an ESXi 4 server to connect to an NFS datastore. I'd like to bond two of the NICs together and use jumbo frames for the NFS connection on a private (non-management) network. I setup a ...
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4answers
7k views

Creating ip alias on bonded interface ie. bond0:1

System: HP Proliant DL360 G5 running CentOS 5.4 Bonded interface is working fine for a long time. I just went to add an alias the way I always have on a regular interface, and on first check it works ...
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3answers
8k views

Server-to-Switch Trunking in Procurve switch, what does this mean?

I am looking to set up switch redundancy in a new datacenter environment. IEEE 802.3ad seems to be the go-to concept on this, at least when paired with a technology that gets around the "single ...
2
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3answers
368 views

Link aggregation with freebsd8 and a cicso 3550, what am i doing wrong?

Hey, I am trying to setup Link Aggrigation with LACP (well, anything that provides increased bandwidth and failover using my setup will work). I'm running FreeBSD 8.0 on 3 machines. M1 is running 2 ...