Difference between revisions of "Talk:Building Scalable TFTP Cluster using LVS"

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(New page: I'm sad to see that this page is blank, I'm trying to figure this one out at the moment and there is a bit of a problem with how the protocol works. I'm using direct routing. #Client Re...)
 
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I'm sad to see that this page is blank,  I'm trying to figure this one out at the moment and there is a bit of a problem with how the protocol works.  I'm using direct routing.
 
  
#Client Requests the file from the LVS '''Client:12345 > LVS:69'''
 
#Packet Forwarded from LVS to Real Server
 
#Real Server Retuns first Data Packet '''LVS:23456 > Client:12345'''
 
#Client sends ACK to LVS on the port the data came from. '''Client:12345 > LVS:23456
 
 
The problem here is that port 23456 is not open on the LVS only on the real server.
 
 
I tried some iptables source address mangling so that step 3  looks like '''Real Server:23456 > Client:12345'''
 
but it does not matter, in step 4 the client still sends the ACK to LVS.
 
 
 
I'm out of ideas on how to make TFTP work with LVS so any input would be appreciated.
 

Latest revision as of 16:23, 8 June 2007