Questions tagged [gigabit-ethernet]

Gigabit Ethernet (GbE or 1 GigE) is a term describing various technologies for transmitting frames in a network to a speed of Gigabit per second (1,000,000,000 bits per second), defined in IEEE 802.3-2005.

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LAN speed differences between Cat5e and Cat6/6e cables?

From what I heard, cat5e ethernet cables are fully capable of supporting gigabit ethernet at full speed. However, I have also heard that gigabit speeds are not fully unlocked until you use cat6 or ...
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Using Wireless for Internet & Gigabit LAN for NAS?

As my homeplugs are faulty, I have sent them back and while I wait for them to be repaired and sent back to me, I am currently running on Wireless on both of my laptops (MacBook Pro and HP Envy 17). ...
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Can you mix gigabit and 10/100 ethernet on the same network?

I have an Apple Airport Extreme Gigabit router and some new machines I need to put on my network (PS3, Mrs' laptop etc.) but the router has only got four ports so I was thinking of getting a simple, ...
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Channelling processing power from Linux servers over a gigabit LAN to Macintosh system

As you may know Apple offers a program called Xgrid for sharing processing power between Macs. It also allows for easy clustering. Is there a way to channel processing power from Linux nodes over a ...
Robert Klubenspies's user avatar
3 votes
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Speed shows 100.0 Mbps but why not 1.0 Gbps?

I have a very simple setup. A Verizon Fios Actiontec MI424WR going to my Realtek RTL8168C(P)/8111C(P) Family PCI-E Gigabit Ethernet NIC. For some reason my speed is shown as 100.0 Mbps. Why doesn't ...
Brian David Berman's user avatar
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1 answer
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Will a gigabit switch improve in-network transfer speeds without a gigabit router? [duplicate]

Possible Duplicate: Will using a 10/100 router stunt gigabit switch speeds for an internal network? I have a 10/100 router but am considering buying a gigabit switch to add to the network to ...
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What could be lowering my download speed - alternative configurations?

I got the following configuration (new ISP): a). Cable internet 32 MBit/s Download and 2MBit/s upload. The gave me an ARRIS cable modem. b). I use a internationally unkown small router brand (AVM) - ...
grunwald2.0's user avatar
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Should I get a gigabit router with or without ipv6 support? [closed]

I'm in the process of getting a gigabit router so i can transfer files faster to and from my Lacie Network Space. I found a gigabit Router. Its performance is really good, however it doesnt support ...
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Should I get a router with ipv6 support?

I'm in the process of getting a new gigabit router so I can transfer files faster to and from my Lacie Network Space. I found Asus RT-N56U Wireless N Dual Band Gigabit Router. Its performance is ...
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Not getting gigbit from a gigabit link?

I just upgraded my LAN to gigabit. This is what netperf has to say about things. Before: marcus@lt:~$ netperf -H 192.168.1.1 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192....
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How important is dual-gigabit lan for a super user's home NAS?

Long story short: I'm building my own home server based on Ubuntu with 4 drives in RAID 10. Its primary purpose will be NAS and backup. Would I be making a terrible mistake by building a NAS Server ...
Andrew Ensley's user avatar
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2 answers
1k views

Network printer in Gigabit network

I'm planning on upgrading my home network from 100base to 1000base, the only device in my network without a gigabit network card is the printer. What are my options? Is there some kind of converter ...
Pablo's user avatar
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Network Drive Via Ethernet Port for Speed?

I have a Macbook with Firewire 400 and USB 2.0, so the only way I can get fast external storage is through the Ethernet port. A really fast firewire 800 drive on ANOTHER computer is actually much ...
Dan Rosenstark's user avatar
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Performance of multiple port GigE on one PCIe card

I have a Dell T7500 server with 3x Intel Pro 1000 GT cards, simultaneously receiving data streams at or near 1 Gb/s each. This is for a somewhat real-time processing system so I'm looking to maximize ...
bufferz's user avatar
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Gigabit Ethernet wiring

I currently have a wired 100 mbps network in my house. The wiring runs around in every room. I was thinking of upgrading to a gigabit network, since most of my comouters and router have gigabit ports. ...
ace's user avatar
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Can I add a gigabit switch to my D-Link WiFi router for gigabit networking?

I currently have a D-Link DIR-628 router in my home network that I use for wifi and local networking. However, I am looking to upgrade to a gigabit network as the data transfer speed between my ...
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5 votes
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Does Ethernet cable affect speed?

I'm only getting 10 Mbps on my Ethernet connection but the NIC supports up to 100 Mbps. Could the Ethernet cable be the culprit? What labels on the Ethernet cable should I look for to make sure it's ...
Steven's user avatar
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Which wireless routers accept custom/open source firmware?

I am looking for a 802.11n simultaneous dualband wireless router with gigabit Ethernet ports, but is one that comes with open source firmware, OR can accept custom firmware that are open source. Do ...
hpy's user avatar
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Convert between copper Ethernet and fiber optic

I have read: Unhappy with performance of gbit ethernet to fiber converter I want to convert fibre optics to Ethernet,will I get the same speed which I was getting with fibre optics after adding this: ...
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2 votes
3 answers
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How do network card knows each other's speed?

My old Pentium 4 machine has a 10/100M network card, I recently bought a 100M/1000M switch. I am going to buy a PC with 1000M network card, I am pretty sure they can talk to each other at 100M speed....
Ding's user avatar
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Problem with Jumbo Frames

I am trying to set up jumbo frames on my gigabit home LAN but no luck so far. My setup is: * D-Link DIR-655 router, HW Revision A3, Firmware 1.21 EU * Synology DS107+, Firmware 3.0-1337 * Laptop w/ ...
Spookyone's user avatar
2 votes
3 answers
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gigabit network with adsl modem

i would like to build a gigabit network to connect the different computers at my home. I already have an 100Mb adsl router/modem but i have an hard time to find a 1000Mb one, so i came up with the ...
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Which gigabit NICs are supported by Ubuntu out of the box?

I have an issue with my rtl8169 gigabit NIC. Which gigabit NICs are supported out of the box by Ubuntu lucid?
John Doe's user avatar
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Software or hardware issue?

I'm having a strange problem on my mac pro (first 8-core) where my network speed is dreadfully slow when connected with Ethernet. Internet connections are about 10% of maximum speed and computer to ...
GTurban's user avatar
3 votes
3 answers
2k views

Abysmal transfer speeds on gigabit network

I am having trouble getting my Gigabit network to work properly between my desktop computer and my Windows Home Server. When copying files to my server (connected through my switch), I am seeing file ...
Vegard Larsen's user avatar
1 vote
2 answers
1k views

802.11n (not draft) Wireless access point with gigabit ethernet ports

I looking for a wireless N access point, which isn't 802.11n draft 2.0 so the final certified version of n, with at least 3 gigabit ethernet ports, does anything like that exist. I don't want it to ...
Jonathan.'s user avatar
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why are local file transfers slower than 1Gbps /100Mbps

I have 2 computers both with 1Gbps ethernet cars (PCI) and are connected to a 1Gbps capable Switch with Cat 5e ethernet cable. Why are file transfers so much slower than 100Mbps let alone 1Gbps. (note ...
Jonathan.'s user avatar
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Connecting multiple low brandwidth devices into one Ethernet switch port

I have added several new computers to a home network and I run out of free ports a gigabit-in switch... Two of the connected devices are printers and run just ocasinally. I would like to have all ...
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Ethernet data transfer rates

I have a simple computer networking question. Gigabit connection, both computers have 500GB 7200rpm hard drives. One is core i7 860, and the other is Core 2 Duo 2.66Ghz. Both pretty fast computers. ...
v15's user avatar
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Do I need a Gigabit router with a 24Mbps down and 7Mbps upload speed cable modem?

Do I need a Gigabit port capable wireless router with a 24Mbps down and 7Mbps upload speed cable modem? Does anyone know how to calculate this? FYI, I wont be using the wireless connection from my ...
djangofan's user avatar
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16 votes
3 answers
14k views

check if my ethernet controller supports gigabit Ethernet

Is there a command that i can issue in Ubuntu to see explicitly if my ethernet controller supports gigabit ethernet?
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WiFi & GbE Slow while Both Active

I'm having a problem with my WiFi network connection when I use my wired GbE connection concurrently on my Laptop. I'm using my WiFi for Internet access, and general web surfing and I'm using my GbE ...
Mark Tomlin's user avatar
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How to configure LAN controller to run at 1Gbps connectivity?

I have a few computers connected through a Gigabit router which show 1Gbps connections. However, one of the computers only shows 100Mbps connectivity even though it is capable of 1Gbps. I am not ...
Metro Smurf's user avatar
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1 answer
2k views

How to achieve reliable Gigabit Ethernet Link with my Acer Aspire Revo R3610?

I want to stream HD movies over my wired Gigabit LAN from my PC to my Acer Aspire Revo R3610. It's connected with a 3ft Cat5e patch cable to my Netgear GS605v2 Switch. The PC acting as File Server is ...
Seffyroff's user avatar
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1 vote
4 answers
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How do I diagnose a bottleneck in an Intel Atom based Ubuntu server?

I have a small media server at home which has software RAID and a gigabit link to the rest of my network. For some reason though, I only get ~10MB/s transfers when copying to/from the server. I use ...
Jon Cage's user avatar
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3 votes
3 answers
4k views

A gigabit network interface is CPU-limited to 25MB/s. How can I maximize the throughput?

I have a Acer Aspire R1600-U910H with a nForce gigabit network adapter. The maximum TCP throughput of it is about 25MB/s, and apparently it is limited by the single core Intel Atom 230; when the ...
netvope's user avatar
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18 votes
9 answers
119k views

Why do I only get 300-400 Mbit/s on my 1000 Mbit/s network?

My setup is like this: Laptop <--> Router <--> Desktop They all support gigabit Ethernet. I'm using the 'iperf' TCP/IP benchmark on the laptop and desktop, and I've never gotten more than 400 ...
davr's user avatar
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0 votes
3 answers
290 views

Home router for higher network loads [closed]

I'm trying to find a replacement for my ASUS WL500GP router. Some constraints: my ISP now provides 120 Mbit bandwidth - the router must be able to handle it I have 3 computers and a laptop at home - ...
Zizzencs's user avatar
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13 votes
2 answers
11k views

Will using a 10/100 router stunt gigabit switch speeds for an internal network?

I have a 10/100 Verizon router. 3 computers are connected to this via Ethernet. I'd like to put a gigabit switch between the computers and router to enable gigabit speeds on the intranet. If the ...
Dane O'Connor's user avatar
10 votes
3 answers
70k views

What's the typical performance of Windows File Sharing (SMB) on a gigabit ethernet network?

I've recently set up Windows file sharing over a gigabit ethernet network (I'm not using jumbo frames) with a Samba server and a Windows Vista client. I've done a few file copies, but the maximum ...
Kaypro II's user avatar
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4 votes
4 answers
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100Mbps and Gigabit switch on the same LAN

I have a simple 10/100 router at home. Suppose I connect a gigabit switch to one of its ports and several gigabit devices to the switch. Will the gigabit devices be able to communicate full speed? ...
user avatar
3 votes
3 answers
697 views

WiFi N Gigabit Router

I'm looking for a WiFi N Gigabit router. I'll be using an iPod Touch 2G and a 2009 17" MacBook Pro over WiFi, and I need at least 4 gigabit ethernet ports plus a WAN port. What do people recommend? ...
SLaks's user avatar
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0 votes
4 answers
290 views

What would be a good gigabit router for a home with a Windows Home Server? [closed]

I've just got my windows home server and I want to move my DVD copies to it (VOB files), but I'm not sure it will play across my current 10/100. In fact, the time it takes to transfer the VOB files ...
MatthewMartin's user avatar

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