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Re: tcp_probe module missing




Ireneusz Szcześniak wrote:

> Hi,
> 
> I'm running an up-to-date Debian Stretch on an AMD64 computer.  I
> would like to use the tcpprobe module, and so I'm trying to do:
> 
> sudo modprobe tcp_probe
> 
> But I get:
> 
> modprobe: FATAL: Module tcp_probe not found in directory ...
> 
> Why is this module missing?
> 
> Is there a quick way of getting it?
> 
> 
> Thanks & best,
> Irek

Because you normally don't use it (99.99%). It is part of testing utility
and flagged with "use with caution".

If you are asking here, I doubt that you are qualified to use it. You can
however rebuild the kernel after enabling this module from "Network
testing".


 Symbol: NET_TCPPROBE [=n]                                                                                                                         
│
  │ Type  : tristate                                                                                                                                  
│
  │ Prompt: TCP connection probing                                                                                                                    
│
  │   Location:                                                                                                                                       
│
  │     -> Networking support (NET [=y])                                                                                                              
│
  │       -> Networking options                                                                                                                       
│
  │ (1)     -> Network testing                                                                                                                        
│
  │   Defined at net/Kconfig:339                                                                                                                      
│
  │   Depends on: NET [=y] && INET [=y] && PROC_FS [=y] && KPROBES [=n] 

CONFIG_NET_PKTGEN:                                                                                                                                
│
  │                                                                                                                                                   
│
  │ This module will inject preconfigured packets, at a configurable                                                                                  
│
  │ rate, out of a given interface.  It is used for network interface                                                                                 
│
  │ stress testing and performance analysis.  If you don't understand                                                                                 
│
  │ what was just said, you don't need it: say N.                                                                                                     
│
  │                                                                                                                                                   
│
  │ Documentation on how to use the packet generator can be found                                                                                     
│
  │ at <file:Documentation/networking/pktgen.txt>.                                                                                                    
│
  │                                                                                                                                                   
│
  │ To compile this code as a module, choose M here: the                                                                                              
│
  │ module will be called pktgen.                                                                                                                     
│
  │                                                                                                                                                   
│
  │ Symbol: NET_PKTGEN [=n]                                                                                                                           
│
  │ Type  : tristate                                                                                                                                  
│
  │ Prompt: Packet Generator (USE WITH CAUTION)                                                                                                       
│
  │   Location:                                                                                                                                       
│
  │     -> Networking support (NET [=y])                                                                                                              
│
  │       -> Networking options                                                                                                                       
│
  │         -> Network testing                                                                                                                        
│
  │   Defined at net/Kconfig:324                                                                                                                      
│
  │   Depends on: NET [=y] && INET [=y] && PROC_FS [=y]