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Questions tagged [10gbethernet]

10 gigabit per second version of Ethernet protocol, using either copper or fiber cables

10 gigabit Ethernet is one of the newer standards in the Ethernet family. Its standard had been established in 2002 for fiber communication and 2006 for copper cable communication. It allows for transfer rates in around 1.1GiB/s. Other names include 10GbE, 10GigE and 10GE

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Anyone can tell their experience with 10g Ethernet adapters on Linux

I wonder if any of you have an experience with 10g NICs (Intel, Myricom, SMC tiget, napatech, or by any other brand). Questions are: Was it easy to install, or a hassle, How does this adapter appear on the interface list (ifconfig), as a single one…
Tzury Bar Yochay
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Intel x550 not negotiating to 10Gb

We have a machine with an Intel x550 and a Cisco Nexus N9K-C9372-PX-E. For whatever reason, it will only negotiate at 1Gb, even though it is 10Gb capable and is being plugged into a 10Gb switch. This is on an Asus x299 10Gb board. We have about 15…
Kevin Vasko
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SMB3 on centos fluctuating read/write speeds

I recently got two 10GbE cards and have been testing a SMB share from centos 6.4 with it as the SMB server. The SMB client end is a Mac and I don't seem to be maximizing the network speed because it seems to be fluctuating when I look at the System…
Barry Liu
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What would cause a single protocol to function at 1Gbps over a 10Gbps connection?

Our AFP server is now capping out at 1Gbps over our 10Gbps fiber connection. And only in the client<-server direction (client reading from it). This is a new occurrence. For years now the clients sharing the 10GbE have gotten to share a full…
Chris
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Are the i40e and ixgbe drivers really used by our Intel NICs?

We recently got two QCT 2U4Node high-density servers. Each node is equipped with a XL710 dual 40G NIC with two QSPF+ ports and two QCT mezz cards that sport Intel 82599 and dual 10G SPF+ ports for a total 4 10G ports per node. We use genuine Intel…
user183394
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Whitebox firewall in datacenter environment

I am looking into alternatives to commercial firewall appliances. Most of the resources available online describe home network firewalls or sub-gigabit networks. Considering than 10GbE is becoming the standard server connectivity, would it be…
ITChap
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HP ProCurve 5406zl does not accept direct attach cable with error "Not an HP Networking transceiver"

I have an HP 5406zl switch running the latest firmware in the non-early release branch (K.15.14.0007, ROM K.15.30) and it is not accepting direct attach SFP+ cables in its SFP+ module. The module is a J9538A 8x 10GbE SFP+ module. The direct attach…
Aaron Friel
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8Gb Fiber Channcel HBA vs. 10 Gb SPF+ Converged HBA

I am putting a Dell server together, more specifically R720. I have to select the correct Host Bus Adapter. This HBA on R710 will connect to a storage device. I am confused between these two: QLogic 2562, Dual Port 8Gb Optical Fiber Channel HBA …
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ksoftirqd process overloads CPU with high-bandwidth and multiple network connections

I got a 10GBit Server with proxmox 2.1 installed. There's an OpenVZ container running with Ubuntu 10.04 64bit. I can get 200-300MB/sec with wget from data-center internal servers (-O /dev/null) which is okay. However if there are multiple…
The Shurrican
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What is the command to enable 3rd party SFP+ transceivers on Arista switch?

Does anyone know the command that enables the usage of 3rd party SFP+ on an Arista 7148S switch?
waszkiewicz
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10G SFP+ Synology NAS to SuperMicro X10

I'm trying to directly connect my Synology NAS to a SuperMicro X10 built PC: Synology DS1618+ 10Gtek MCX312B-XCCT PCIe NIC Using 10Gtek SFP-H10GB-CU1.5M DAC cable Supermicro X10SDV-8C-TLN4F+ mobo w/ Intel X552 10G SPF+ ports The issue that I'm…
Ryan Egan
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Why am I only achieving 2.5Gbps over a 10Gbe direct connection between 2 machines?

I have 2 machines directly connected to each other with a 7 foot Cat6a ethernet cable (included in the box of the NIC cards). The PCIe x4 NIC I bought and in both machines is this: https://www.amazon.com/gp/product/B07CW2C2J1 I'm trying to debug why…
Mike
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How many "joins" allowed for 10GbE copper?

I wonder how many "jacks" are allowed for running copper (Cat6a and Cat7) link for 10GbE connections. Questions is pretty simple but I am confused about "link segment" term. From specification it seems that Cat6a/Cat7 rated for 10GbE on up to 100m…
aaaaa says reinstate Monica
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Dell X4012 copper options?

I've been using the Dell X4012 12x 10GbE switches with fibre and DAC cabling in several of our locations for a year now, and their lack of SFP+ ID checking made them easy to integrate. However, now I need to get some of these switches into an…
WooShell
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Mellanox connectX-2 - compatibility

We want to upgrade our network to 10Gbits. On eBay you find a lot of old HP Mellanox connectX-2 SFP+ cards which are capable of 10Gbit/s. We want to give our server one of them and connect it to a HPE OfficeConnect 1950 Switch which is also capable…
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