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Questions tagged [sfp]

Small form-factor pluggables are mostly optical, modular transceivers for gigabit or 10 gigabit (SFP+) network connections.

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How to connect MD3800i (iSCSI 10 GbE) to PowerConnect 8132F (SFP+ 10 GbE)

I want to connect a SAN (MD3800i) to a PowerConnect 8132F switch. Both support 10 Gbit Ethernet, but the 1st does it via iSCSI (RJ-45), while the second - via SFP+. Any adapter that could go in between? A similar question is this: 10Gb ISCSI to 1Gb…
Marcel
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Possible fake transceivers for X520-DA2, hindering performance?

=== Storage === QNAP - TS-EC1279U-RP (12 x 3TB in RAID 6) Intel - X520-SR2 Trancsiver AFBR-703SDZ-IN2 (SFP) i7 Windows 10 with intel ssd 750 (2000 MB/sec) I have changed all the setting to get the max speed out of the card via the Intel control…
Arthor
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Cisco SFP module detection

I have 2 Cisco SG500X switches that I want to stack over 10G fiber. I have two 3rd-party SFP-10G-SR modules which I'm having trouble with. Should SFP modules be detected by the switch when plugged in, regardless of whether fiber is attached? I've…
Duncan Fairley
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HP ProLiant Gen9 - Mellanox ConnectX-2

We have bought a cheap Mellanox ConnectX-2 NIC for 10G SFP+. Our server is a HP ProLiant DL360 Gen9. I've read that HP is very strict with the build in hardware. For example that iLO makes the fans to run at 100%. So does anybody know if the HP…
ForJ9
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SFP+ to 10GbE RJ45

We have Intel x520 10Gb SFP+ network adapter. We have RJ45 network cables to connect to a 10GbE network. We have looked into direct attach cables and transceivers but we are struggling to find a way to get the two connected up. Is there any way to…
L4zl0w
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HP sfp+ nic in non HP server?(a normal desktop pc)

Searched the web, no idea I want to use nc560sfp+ hp nic in a normal pc, the datasheet says the bus is pcie gen 2 , but I dont understand why it has compatible part? If it is pcie shouldn't it fit in any bus with minimum bandwidth needed,…
hessam hedieh
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Connectivity between switches using SFP+

My office infrastructure is currently configured with HP Procurve switches. They are interconnected with 10Gbps fibre. All the SFP+ Ports are in use on all the switches. I am looking at buying a new switch that has only SFP+ ports to use as our…
Joe O
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Cisco 1000BaseT SFP modules in a 3750 overheating

I have a 3750 responsible for switching in my DMZ. Every once in a while one of the gigabit links will go down although ios and the server attached to it report the link is up (activity lights, etc). My solution is to remove the 1000BaseT SFP…
h3rrmiller
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1G communications between two SFP/SFP+ ports

I have two Arista switches and I would like them to communicate in 1G through a direct link. I know of three of options: Use copper RJ45 and SFP-to-RJ45 transceivers on both ends Use optical, with SFP to 1000BASE-SX transceivers Use optical, with…
Randomblue
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Cisco SFP for single-strand single mode connection over 10km

Is it possible using only Cisco equipment to link two sites approximately 15km apart using only one single mode fiber strand.
Simon
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HP networking unstable over fiber connection

I have a 3com Baseline Switch 2928 that's connected over fiber to a 3com superstack 4500. The fiber is singlemode and has the suitable SFP modules on both switches. The switches (and connected devices) have working networking but it's very…
Michael Anckaert
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SFP Tranciever Cost. Use CAT 6 over short distances?

Hello I have two HP V1910-48G, which from my understanding are re-branded 3Com products. I'm running out of ports on both switches and both are deployed in different scenario's. 1) I need more ports and the new switch, HP V1910-24G, will be located…
paz
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How do I get past “SFP Validation Failed” on a FET-10G transceiver on a Nexus 5548UP?

I inserted a FET-10G (Fabric Extender Transceiver) SFP transceiver in my Nexus 5548UP and I got "access down" "SFP Validation Failed" in show interface. FET-10Gs came with my 2232's so I figured they'd be plug and play. This is with a blank port…
Alain O'Dea
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What SFPs can be used with Dell MD36x0f storage?

I've not found any information about used SFPs and supported cable length (which is what I actually want to know). Online configuration wizard does not allow to choose SFP type, only quantity. One presentation that I have states that maximum cable…
gelraen
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Experiences with (cheap) third-party SFP modules?

Possible Duplicate: Are Arista SFP Transceivers Compatible with Cisco Switches? As the topic suggests, it would be interesting to hear what some of you with more experience have to say about this. Pros * supported * known to reliable * in use by…
3molo
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