-1
votes
1answer
49 views

VMWare - Jumbo Frames over iSCSI to a NAS4Free array

I am having problems getting Jumbo Frames working over my iSCSI connection. Here is what I try. 4 1GbE connections on 4 different subnets on my NAS4Free array for iSCSI, MTU set at 9000 2 redunant ...
2
votes
0answers
98 views

Full MTU not utilized with jumbo frames enabled

I've been testing to see if I can get any benefit from enabling jumbo frames. I've set up two identical Dell R210 servers with Xeon quad core E3122 CPUs, 8G of RAM and Broadcom NetXtreme II BCM5716 ...
2
votes
1answer
240 views

Mixing jumbo frames and normal frames on one server?

I have a group of servers on 10Gb that I want to use jumbo frames on to hopefully speed up the backups. The backup server and switches can be changed. If I turn on jumbo frames, will all of the ...
2
votes
0answers
1k views

Issue with Netgear GS108T Managed Switch and Jumbo Frames

I recently purchased a Netgear GS108T managed switch and I am trying to configure jumbo packets between my NAS (Thecus N4100Pro), PC and managed switch. I should mention the fact that I was able to ...
1
vote
2answers
2k views

Jumbo frames with wireless client

I currently have the following network configuration Apple Time Capsule (Gigabit Ethernet router) 2 Windows desktop wired with Gigabit ethernet 1 MacBook Pro in wireless N mode 1 iPhone (obviously ...
2
votes
1answer
671 views

VMWare ESXi 4.1 VMXNET Ignoring MTU and Sending Jumbo Frames

On my CentOS 5.6 ESXi 4.1 VMs using VMXNET, it looks like they are attempting to send jumbo frames: However, all the interfaces are set to MTU 1500. What is causing this behavior? Update: I ...
0
votes
2answers
516 views

Link Aggregation And Jumbo Frames configured but not working

I have a netgear GS110TP smart POE switch which is connected to a dual port INTEL PRO/1000PT with static link aggregation configured on the switch and PC side. The network card and switch recognize ...
3
votes
2answers
766 views

Enabling Jumbo Packet support on Hyper-V internal network NIC

I have a Hyper-V setup where guest OS'es accesses the host/parent OS via an Internal Network. I've noticed that "Microsoft Virtual Machine Bus Network Adapter" has support for Jumbo Packets and ...
1
vote
2answers
1k views

Cannot increase MTU on gigabit network

I have just set up my new gigabit network and when I was about to increase the MTU to use jumbo frames, I get this error: root@rayquang-desktop:~# ifconfig eth1 mtu 9000 SIOCSIFMTU: Invalid ...
0
votes
3answers
357 views

Implementing jumbo frames on one interface and not the other

I have a distributed application that passes a whole lot of traffic among a number of machines. Currently, those machines share a gigabit network with the rest of the machines in the rack, and I'm ...
9
votes
5answers
2k views

Are Jumbo Frames (MTU up to 9k) realistic/common over the open Internet?

I've got an application that would benefit from larger Ethernet frames. (In theory, we could reduce the number of outbound packets by > 50%, maybe even 66%.) I'm also in the process of specifying ...
19
votes
5answers
5k views

Upgrading to Gigabit Network - Enabling Jumbo Frames

I would like to begin to upgrade my SOHO network to gigabit (from 10/100) and have heard a bit on Jumbo Frames. What would be the best way to implement Jumbo Frames on a network? From what I can tell ...