[OpenSIPS-Users] WARNING:core:send2child: no free tcp receiver

[Adrian Georgescu]

This is why we talk about new design. Exactly for this reason.

Just disable TCP in the server configuration, no xSER variant can work  
reliable with TCP today because of the blocking design.

Adrian


On Jan 12, 2009, at 6:50 PM, Iñaki Baz Castillo wrote:

> 2009/1/12 Adrian Georgescu <ag at ag-projects.com>:
>> Use UDP transport, it works reliable.
>
> Ops, does it mean that UDP is more suitable in a SIP proxy/server  
> than TCP?
> I really would like SIP to migrate to TCP asap.
>
> So, if OpenSIPS tries to do a TCP connection and it takes some time
> (some seconds) until a timeout occurs, then that process is unable to
> handle other SIP requests. an attacker could send just 100 SIP request
> with ";transport=TCP" in the RURI and a RURI host which drops the TCP
> connections.
> This would cause all the OpenSIPS TCP processes being blocked !! is  
> it?
>
>
> -- 
> Iñaki Baz Castillo
> <ibc at aliax.net>
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