Ok, thanks.. I will check those out. Jarrod
----- Original Message ----- From: "Adams, Jeff" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, October 11, 2001 1:08 PM Subject: RE: [sambar] Limite the HTTP request per IP > This can be handled programmatically at the server level without modifying > the IP layer. There are a lot of other servers out there that can limit > connections by IP address. Granted, they are not all HTTP servers, or even > Windows servers, but the method should translate well enough. This could > even be implemented individually on Sambar's HTTP, FTP, and SMTP protocols. > A few example servers: > > Web Server 4D (Windows & Mac) > http://www.mdg.com/features/deny.html > Web Server 4D allows you to set the Maximum Concurrent Connections Allowed > Per User, normally, a browser will only open 4 connections at a time, now > you have a way to limit the number of connections. We recommend that you set > this number to at least 10 and recommend 15-20. > > Samba (link includes source code) > http://lists.samba.org/pipermail/netfilter-devel/2000-November/000190.html > [patch] limit connections per ip address > ...netfilter module which keeps track of the number parallel TCP connections > per IP Address and allows to match this number against a limit. > > CommuniGate Pro > http://www.stalker.com/CommuniGatePro/Listener.html > CommuniGate Pro Listeners can limit the number of incoming connections that > come from the same IP address. This can help to prevent some of the Denial > of Service (DoS) attacks. > > xinetd > http://www.synack.net/xinetd/ > Prevent denial of service attacks! > - With the access control capabilities of limiting the rate of incoming > connections, xinetd can respond to "port bombs" in a reasonable fashion. > - If one host seems to be hogging your services, you can limit the number of > simultaneous connections from a host. > > Surge FTP > http://netwinsite.com/surgeftp/manual/class.htm > Limit connections per ip (1-n) > This limits the concurrent users per ip address connected to the server. > This is useful to prevent abuse from ftp clients that open multiple > connections to get more than their share of bandwidth to your system. Often > this stems from people using speed throttling ftp servers instead of > limiting the MB downloads per day as you can do with this server. If your > server really is heavily used, this setting allows you to prevent this kind > of sneaky abuse/cheating. > > Lyris MailShield > http://www.lyris.com/mshelp/SimultaneousConnectionLimit.html > Sets the maximum number of TCP/IP connections that MailShield will accept. > Some mail servers are unable to handle a large load of incoming connections. > If these mail servers are overloaded, they either start crash, refuse > connections or other undesirable behavior when that limit is reached. To > solve this problem with the destination mail server, you can limit > MailShield to not accept more than a set number of simultaneous connections, > so that the destination server will not be given more connections than this. > > -Jeff > > -----Original Message----- > From: danny.mallory [mailto:[EMAIL PROTECTED]] > Sent: Thursday, October 11, 2001 11:56 AM > To: [EMAIL PROTECTED] > Subject: RE: [sambar] Limite the HTTP request per IP > > What your asking for is probably going to take some change to the > IP stack. I believe the TCPNumConnections in the registry is for > overall connections. Typically this parameters is managed by the > vistors browser with the following reg keys. Not sure if the > number of connections per IP can be limited from the servers point of view. > > HTTP1.0 > "MaxConnectionsPer1_0Server > > HTTP1.1 > "MaxConnectionsPerServer > > Danny > > On 11/Oct/2001 10:44:32, Perseity Entertainment wrote: > > Hi, > > > > We just release our new game a few days ago and the server is being > > hammered. The problem is people are using download managers such as DAP > > (Download Accelerator Pro) which gives you up to 7 streams per file. I > would > > like to limit this to around two. Is possible to limit the number of > streams > > per IP. When I look at the [connections].. I see one or two people that is > > connected up to 7 times on the same file and they are hogging most of the > > bandwidth. > > > > Regards, > > Jarrod Davis > > -------------------------------------------------------------------------- ------ > For unsubscription of this list send an email to [EMAIL PROTECTED] with email > data containing unsubscribe emailadd sambar > > -------------------------------------------------------------------------------- For unsubscription of this list send an email to [EMAIL PROTECTED] with email data containing unsubscribe emailadd sambar
