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The e1000 network driver hangs with "Detected Tx Unit Hang" in messages file

Solution Verified - Updated 2017-05-08T02:32:58+00:00 -

Issue

The e1000 network driver hangs with "Detected Tx Unit Hang" in messages file when the system experiences high network load.
Intermittent issue connecting to server
Connection is also timing out whilst attempting to reconnect
VMware virtual machine using e1000 network driver hangs with message "Detected Tx Unit Hang/NETDEV WATCHDOG: ethX (e1000): transmit queue Y timed out"

Environment

Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 5
Intel network interface with e1000 driver
VMware Virtual Machines.

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