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22
votes
3answers
16k views

Testing whether jumbo frames are actually working

Is there a command to test whether jumbo frames are actually working? i.e. some sort of "ping" that reports whether or not the packet was broken up along the way. I've an ESXi host with an Ubuntu VM ...
3
votes
1answer
2k views

iSCSI SAN - Network adapter bottleneck

My new database server (Windows Server 2008 R2) has a 4 Gbps connection to my Dell EqualLogic iSCSI SAN. I've been testing it by backing up multiple databases at the same time. There appears to be a ...
3
votes
2answers
2k views

enabling jumbo frames on an iSCSI network after the fact

We're using iSCSI storage and have two dedicated VLANs for iSCSi. We didn't implement jumbo frames initially. I'd like to turn it on now. I understand I need to turn it on for the NICs that connect to ...