iBurst MTU

[dgcarter]

Forgive my stupidity but what on earth is "MTU"?
It sounds like the kind of setting that once set, should never need to be changed, so why is this "MTU" setting such a big issue?

 

[who.is.michael]

http://en.wikipedia.org/wiki/Maximum_transmission_unit

 

[limnos]

MTU Optimizer found on AU iBurst site

Since I'm using a Mac and a network I can't open this file to see what it is..

Anyone care telling me what it is and how it works?

http://www.iburst.com.au/?iburst_resource_centre1=iburst_downloads&services=iburst_resource_centre1&main=services&appCode=&#mtu

 

[noswal]

That link goes to the Australian iburst site for
MTU Optimizer
This utility can assist with determining and setting the appropriate MTU size for your VPN. Please refer to the Help text file for further information. Please be aware that Personal Broadband Australia does not support this program.

MTU Optimizer http://www.iburst.com.au/indexManage.php?file=/uploaded/MTUOpt.zip

 

[limnos]

So what MTU did it spit out for you noswal?