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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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Why the bandwidth is not ~10G?

I originally posted on "Network Engineering", but I was told to ask here. I have 2 servers connected with 10G cable between them directly. I need to know that the connection is good and it has indeed 10G throughput. If not how I can check what is…
theateist
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How to connect a Juniper EX4500 to netapp X1107A

What is the best and not expensive way to connect a Juniper EX4500 to a X1107A Chelsio PCI Netapp card? Will these do (10GBASE-SR) for both end? and then connect with fiber cable? How important is it to get original ones from Juniper and not…
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Is it possible to have a link between a 10GbE NIC and 1GbE Switch with a SFP+ DAC?

I've just installed an Intel 82599 based NIC with 2 SFP+ ports in my server. Right now I have a PowerConnect 2824 switch, which has 2 1Gb SFP ports. I tried linking them with a 10Gb SFP+ DAC (a 10gtek, bought as compatible with Dell), but there was…
Rodrigo Gómez
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Direct connect 10GBE with fibre

I have two servers that I wish to direct connect with 10GBE. One server has an Oracle Sun 10GBE (Intel 82599) with dual SFP+ pluggable transceivers installed. The other has an HP 10GB MELLANOX CONNECTX-2 with no transceiver installed. I'm planning…
retrodev
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10gb ethernet direct connection (no switch)

Im trying to connect 2 computers with 2 PCIe "Core 4 HP 671798-001 HP CX-2 NIC 1 PORT 10GB" I'm using a SFP+ Direct Attach Copper Cable (I think they are also called twinax) I found a similar question in the site but it is not answering if it should…
Gustav Garrison
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QNAP TS-EC1279U with X520-DA2 (10GBe) Loosing NIC conneciton after workstation reboot

=== Configuration=== Your Operating System you are using to access your NAS. Win 7 NAS model: TS-EC1279U-RP Firmware Version/: 4.1.4 Network Setup Single Port Static IP (192.168.1.199) (10GbE) === Storage === QNAP - TS-EC1279U-RP Intel -…
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Intel X540-T1 10GigE NIC works, but extremely slow, high latency on Ubuntu 14.04 LTS

I have a new Intel X540-T1 network adapter. I installed the latest ixgbe-4.1.5 driver from Intel. The card is able to get an IP address from DHCP. However, viewing websites and installing packages with apt-get are extremely slow, and BitTorrent just…
Richard Żak
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NUMA_NODE for 10GbE device

My server reports numa_node=-1 for all ethernet devices. I am interested in high speed UDP capture (all jumbo packets). I am running Debian Wheezy (kernel 3.2.68-1+deb7u2). I am told that one needs to pin the data receiving process to the NUMA node…
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10GBASE-T Performance in Windows 7

This is my scenario: -Workstation1: CPU i7-3770 / 16GB ram / Gigabyte Z77-D3H motherboard / Crucial CT256MX100SSD1 Sysyem Disk / Network adapter intel X540-T1 / Windows 7 64bit -Workstation2: CPU i7-950 / 12GB ram / ASUS P6X58D-E motherboard /…
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Default gateway config in FlexFabric 5700

We've taken delivery of a brand new set of shiny FlexFabric 5700 10GbE switches. I've read through the config and setup guides provided by HP and they're great, except that they outright lie about configuring a default gateway for the management…
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SFP+ Cable From Uplink Port to SFP+ 10Gb NIC

I have a specific question about using a this 2m passive SFP+ cable to connect the 10Gb uplink port on a switch to a NIC in a server. Switch: Netgear GS752TXS Server NIC: HP NC522SFP I'm fairly confident that the switch and server NIC are fine, but…
John Davis
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Cisco 10GB-T module port duplication issue

I purchased one two port 10GB-T ports network module (C3KX-NM-10GT) for my 3750-X switch stack (4 in the stack). After powering off the entire stack, plugging the module in, re-powered everything. When I run a "sh ip int bri" I see not two but eight…
Winski Tech
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Heavy traffic causes ethernet link to go down

I have a FreeBSD (10) host connected to a Linux (Debian 7) box directly with a Cat 6 cable. Both hosts have Intel X-540 10GBe NICs (ixbge). Whenever there is heavy traffic (high PPS) from the FreeBSD side, the Link state between the adapters go…
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Intel 10Gbps NIC not working within Solaris 11

I'm working within Solaris 11.1 on hardware that is on the Solaris 11 HCL. My Intel X520-DA2 is failing to initialize. Jun 14 03:11:32 ATM-Front-End-1 ixgbe: [ID 611667 kern.warning] WARNING: ixgbe1: Failed to initialize adapter Here is the…
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10g network cards running at less than 1 gigabit

I have installed 10 gigabit fiber-optic cards in two of my servers, but when I test their throughput they run at only around 600Mbps or so: $ scp random.1G rcm2:/tmp random.1G 100% 1024MB 73.1MB/s 00:14 My routes look correct. The network…
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