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Questions tagged [gigabit-ethernet]

Ethernet at 1000 Mb/s (1 Gb/s). Can be over copper or fiber. There are different types of fiber.

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What are my options in replacing the noisy fan in my Linksys Cisco SRW2008P managed GigE switch?

My first managed GigE switch, the Linksys SRW2008, was a dream, until it started randomly chattering on various ports. That started while I was on the road all the time, which made it take forever to diagnose, but that's a different problem. When I…
Fred Sobotka
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2 NIC's are not loading by the Ubuntu Server

I have a Server with 5 NIC's. And I have just installed Ubuntu Server 11.10 64 bit fully dist-upgraded by now (31 Jan) 3 NIC's are identical PCI-Express x4 adapters. 1 is integrated TG3 and the last one is PCI but with the same RealTek chipset as…
bakytn
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Cascading gigabit switch (10/100/1000) with fast ethernet switch (10/100)

I'm a newbie in networking. I have this question in mind lately. I bought a gigabit switch and tried to cascade it with my existing fast ethernet router and switch. I have 1 server which is connected directly to the router and 10 workstations in…
Archie
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Disable gigabit ethernet throttling?

I've got two windows PCs connected by gigabit ethernet. When I use iperf to measure throughput it maxes out at a good 100MBit/s. When I run iperf using two or three parallel connections, each will get the full 100MBit/s, too. If I add all the…
Sam
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Best practice to trunk two GB switches?

I already read some similar questions but I still have no clue on how to do it the right way. I have a D-Link DGS-1248T 48 port GB-switch with 4 mini GBIC ports and I want to connect it to another switch. My questions are: Do I need another D-Link…
2ndkauboy
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Managed switch, what is the purpose of the two gigabit ports?

We have a managed switch that has been installed by phone engineers as part of our new IP phone system. The switch in question is a Nortel 2550T-PWR Ethernet Routing Switch 2550T-PWR with 24 10/100 ports (12 ports support PoE), 2 combo…
dannymcc
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Benefits of Gigabit uplink for high traffic webserver?

My question is if our webserver would benefit from having a faster network connection, even if the current 100Mb/s connection is not maxed out. Our webserver is serving around 1.000.000 dynamic pages/day which translates to 20GB of daily traffic.…
universalist
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How can I set a Gigabit network instead of the 100Mb?

I'd like to know what kind of hardware I'll need to set up a Gigabit network in the company I work in. We're 12 workers with a few splitters and 3 servers. We already have a Gigabit router and 1 splitter. Do I need new cables? Thanks for your…
waszkiewicz
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How to Install (nic) drivers on TrueNAS

How can one update a network card driver on TrueNAS 12.0? My nic is on the motherboard directly it's a Intel Motherboard DH55HC, the NIC is 82578DC gigabit enabled. I've found the driver directly at Intel's site for FreeBSD;…
UserSN
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High ping latency over direct Gigabit Ethernet link on Enterprise-class hardware

FINAL EDIT 7/7 Multiple cable, port, and device substitutions have narrowed this to the Comcast modem, and on all 8 of its Ethernet ports. Given, as the comments say, this is a closed device, and unlikely to get much real information, we may never…
BaseZen
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How is the Ethernet payload only max 1500, while I can ping with larger size packet?

Just recently I came to know that the payload of Ethernet is max 1500 bytes (mtu). The first thing that came to my mind was that we can ping with much more size than that. So I thought maybe the ping packet is being fragemented in someway. So I…
AhmedWas
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Had cat5e cable and got 1000mbps, upgraded segment of it to cat6, now limited to 100mbps

I have a setup in my home that goes something like this: [cable modem] -> [Netgear Gigabit switch UPSTAIRS] -> [Netgear Gigabit Switch DOWNSTAIRS] -> [Netgear Gigabit Switch OFFICE] -> [My PC] Now, I previously had cat5e throughout the place, and…
Barry Chapman
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Ethernet switch with Infiniband uplink

There are Ethernet switches (copper based, i.e. with RJ45 sockets) that have Fibre uplink. Example: Netgear GS110TP Are there any such switches with Infiniband uplinks? If not then why?
Greg
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Only one link comes up on dual PCIe 10-Gigabit card

Background A server running Ubuntu 16.04 Dell X520 (based on Intel's 82599) is connected via PCIe ixgbe driver was installed from here and comes up at boot Issue The card is recognized by the driver - but only one link is being set up, i.e.…
orangesomethingorange
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1000Mbps RGMII and 100Mbps PHY

An ARM SoC (Amlogic S905) indicates that the ethernet is 1000Mbps RGMII and 100Mbps PHY. Does that mean that the communication with the physical layer is slow?
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