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Questions tagged [etherchannel]

etherchannel is a link aggregation technology used primarily in Cisco devices. Its purpose is to allow fault-tolerant and higher-speed links.

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1answer
58 views

link aggregation between vSwitch and physical switch?

Simple use case: one ESXi host installed on a physical server with two 1G NICs, both connected to one ToR physical L3 switch. The ESXi host has one vSwitch with both NICs as active uplinks, for ...
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1answer
103 views

ESXi vDS multiple LAG

Currently network design is 2 Switches and each ESXi host has 4 NICs. 2 NICs are connected to Switch #1 and 2 NICs are connected to Switch #2. As this are different Switches it’s not possible to ...
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0answers
575 views

Debian LACP bond not working well?

I am configured ifenslave LACP on my Debian 8.5. Two ports connected to a Cisco SLM2024 switch. If I disconnect 1 link, everything is ok, the another link working. But when I reconnect the 1st link, ...
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1answer
727 views

SNMP Port Channel Monitoring

I am struggling to find an appropriate OID that will allow me to monitor the status of a port channels member mode status's. We have several scenarios where equipment is connected to a MUX and the ...
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1answer
694 views

Teaming the 2 ports of a hp 361T pcie Dual port GB Nic [closed]

We have a network with two switches stacked for redundancy. We have a HO 36LT PCI-e Dual port NIC and an Intel x520 10GbE port adapter. I want to be able to assign one IP address for both ports. I ...
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4answers
24k views

ESXi 5.5 NIC teaming for Load balancing using Cisco Etherchannel

I am using Cisco 3750G stacked switch configured with etherchannel and connected to ESXi Server configured with NIC teaming; Load balancing as router based on IP Hash. Cisco Switch configuration: ( ...
6
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4answers
57k views

Can bonding 2 interfaces double the speed?

I have 2 linux boxes running centos 6.5 each with 2 interfaces bonded together, linked to a Cisco 2960-S switch with lacp configured ports. The configuration on the switch port-channel load-balance ...
5
votes
2answers
12k views

LACP with 2 NICs working when either one is down, not when both are up

I'm running into problems with getting a LACP trunk to operate properly on Ubuntu 12.04.2 LTS. My setup is a single host connected with two 10 Gbe interfaces to two seperate Nexus 5548 switches, with ...
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2answers
15k views

Linux Centos6 adapter bonding - Cisco 2960S EtherChannel LACP

I want to connect a CentOS 6.4 Linux Box with two NICs to a Cisco 2960S using LACP 802.3ad port aggregation. This mainly for redundancy reasons (and hopefully more bandwith). We don't use VLAN tagging....
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2answers
378 views

Extending a PaGP EtherChannel run beyond the maximum ethernet length [closed]

I have an office downstairs which requires approximately 500 feet of cat-5 to reach. We have a basic L2 switch in a closet at the halfway point which acts as a signal booster, and allows us to give ...
4
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2answers
3k views

iSCSI SAN Implementation with several ESXi hosts and two Equallogic SANs

I work for a small state college. We currently have 4 ESXi hosts (all made by Dell), 2 EqualLogic SANs (PS4000 and PS4100) and a bunch of old HP Procurve switches. The current setup is very far from ...
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1answer
749 views

Etherchannel between Cisco 3750 and Dell 5424 and Dell 5324

I am putting in a Cisco 3750 as a core switch and have existing Dell 5424 & 5324 switches at the access level. I know some times incompatabilities in implementation of advanced features such as ...
4
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1answer
3k views

Is Etherchannel actually needed on a Cisco switch when configuring NIC teaming on a server?

As per subject: I have some HP servers that support NIC teaming (O.S. is Windows Server 2008 R2), and I have a Cisco switch that supports Etherchannel. Do I need to configure a channel on the switch ...
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1answer
4k views

Howto setup EtherChannel in between two cisco switch 2960

I suddenly must configure two cisco switch 2960s within the same network, basically the idea is that through two cables they will physically be connected but logically, in each switch, two ports must ...
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3answers
6k views

NIC teaming and EtherChannel

Cisco Catalyst 2960S Switch Intel Dual Port NIC (teamed) BroadComm Quad Port NIC (teamed 2 ports) We hired a contractor to setup a fairly simple SQL cluster and SAN storage. With the above switch ...