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-   -   Application management, utorrent, ftp and newsgroups (https://www.cableforum.uk/board/showthread.php?t=33647439)

|Kippa| 19-03-2009 02:08

Application management, utorrent, ftp and newsgroups
 
If and when application management does come in how is it supposed to manage utorrent traffic? Especially if the user uses random ports and is using encrypted packets to both recieve and send?

Also are are other ports going to be application managed like ftp (port 21) and sftp port (port 22)? And what about newgroup ports like open standard port (119) and encrypted port (port 563)?

In my opinion ftp ports should be left alone as ftp could be considerd more legit than newsgroups.

broadbandking 19-03-2009 09:54

Re: Application management, utorrent, ftp and newsgroups
 
As I am aware its going to be using DPI to sort out the packets, but I limited on my knowledge.

Ignitionnet 19-03-2009 10:45

Re: Application management, utorrent, ftp and newsgroups
 
*Cracks knuckles*

A few ways torrents can be done.

Most basic and ineffective way is to throttle the default torrent ports (6881 - 6999).

Next on the list is to throttle based on the number of connections a client has open from a single port - if you're opening a shedload of connections from the same port it's P2P.

The most resource heavy way is just to look at every single packet until a flow is confirmed as a torrent.

A more elegant way is to snoop traffic between torrent clients and trackers then throttle based on the IPs and ports that the tracker provides the client when it joins the swarm.

Rest entirely depends on the policies that are configured on the device, and please give me the FTPz you leech from kip ;)

HSp8 19-03-2009 11:54

Re: Application management, utorrent, ftp and newsgroups
 
they should leave the newsgroupers alone

it's the 'uploaders' that are killing the network (thank you BBC)

Ignitionnet 19-03-2009 12:51

Re: Application management, utorrent, ftp and newsgroups
 
Quote:

Originally Posted by HSp8 (Post 34756702)
they should leave the newsgroupers alone

it's the 'uploaders' that are killing the network (thank you BBC)

Not on Virgin, the upload on the tiers is set so low and the products so asymmetrically that upstream congestion is virtually unknown. Downstream on the other hand is very known.

OLDo 19-03-2009 13:19

Re: Application management, utorrent, ftp and newsgroups
 
"Next on the list is to throttle based on the number of connections a client has open from a single port - if you're opening a shedload of connections from the same port it's P2P."

..or game hosting, e.g. "warhawk" and "call of duty"

kirk1690 19-03-2009 13:21

Re: Application management, utorrent, ftp and newsgroups
 
Quote:

Originally Posted by OLDo (Post 34756810)
"Next on the list is to throttle based on the number of connections a client has open from a single port - if you're opening a shedload of connections from the same port it's P2P."

..or game hosting, e.g. "warhawk" and "call of duty"

why dont they just stick a big CORK at either end of the network ? !:D

HSp8 19-03-2009 13:22

Re: Application management, utorrent, ftp and newsgroups
 
Quote:

Originally Posted by Broadbandings (Post 34756772)
Not on Virgin, the upload on the tiers is set so low and the products so asymmetrically that upstream congestion is virtually unknown. Downstream on the other hand is very known.

thanks for that - learn something new every day


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