Questions tagged [10gbethernet]
10 gigabit per second version of Ethernet protocol, using either copper or fiber cables
10
questions
0
votes
2
answers
1k
views
is it possible to direct connect a client and server with 10GBASE CX4 copper cables?
Server has two 10GBASE-CX4 ports.
client has 10GBASE CX4 HBA.
can theybe directly connected with a CX4 cable without the need for a switch? like SAS Infiband connectors?
17
votes
4
answers
39k
views
10GbE sfp+ cross over cable required? Is there such a thing?
To preface, this is my first experience with 10GbE networking and I have encountered an issue which my research does not seem to locate a solution for...
I have two servers (older DL580G5 and DL380G5)...
22
votes
2
answers
20k
views
What is the clock frequency inside 10Gb and 100Gb Ethernet cards?
As I understand, a 10Gb Ethernet card is capable of putting 10Gb every second on (say) a fibre optics cable. Now naively, for this to happen in hardware, one will need a 10GHz clock running the ...
16
votes
5
answers
49k
views
Why would I choose Copper over SFP+ for 10GbE?
We're speccing up some 10GbE switches for integrating a few older servers into our Equallogic SAN, and we're noticing quite a price gap between SFP+ and Copper (Cat 6A) equipment (Dell 8024F vs 8024).
...
8
votes
3
answers
10k
views
How to achieve multiple NFS/TCP connections to the same server?
I'm trying to maximize the NFS/TCP bandwidth between a Linux client and a single NFS server over a 10Gbps link. Although each NFS mount has its own device (major/minor), everything comes down to a ...
5
votes
2
answers
7k
views
please demystify the 10Gb ethernet interfaces, cables
this really is a Dell question but tempted to ask the experts @ serverfault.
choosen a Dell powerconnect 8024 10GbE switch. per the spec sheet this has 10GbaseT ports.
"24x 10GBASE-T (10Gb/1Gb/100Mb)...
4
votes
2
answers
4k
views
10Gb ISCSI to 1Gb server port
I have this setup in mind.
Md3800i 4 10GBps Iscsi.
2 del r730 4 1Gbps ports.
I will use this storage to backups and low profile mass storage.
So i don't won't to put HBAs in the server.
Looking ...
4
votes
4
answers
3k
views
Are there solutions that can combine gigabit ethernet, 10gig ethernet, and fiber channel in a single device?
We currently have Brocade 200E fiber switches, connecting 2 EMC CLARiiONs to 4 VMware ESXi hosts. We are looking into new storage options using iSCSI with our existing ethernet network, including the ...
3
votes
2
answers
46k
views
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?
2
votes
3
answers
3k
views
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....