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loss board configuration

 
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djougue



Joined: 06 Dec 2012
Posts: 1

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loss board configuration
PostPosted: Thu Dec 06, 2012 9:17 am     Reply with quote

good evening;
please i have the following problem, i have estblished Ad-hoc network between the board and my laptop. and fixed my ip address board at 169.254.1.30, desactivate dhcp client and activate ip_gleaning. My laptop get automatically 169.254.39.61 address.
I can see packet send through the network using wireshark and all work fine: i can also ping the board... but at certain moment the board becomes unreacheable i don't no why ( it loss ip address, Mac and doesn't send or receive any packet). I think that it is after a tcp request from laptop to the board. please what cause this issu?



this is my following protocol configuration

#define STACK_USE_UART // Application demo using UART for IP address display and stack configuration
#define STACK_USE_IP_GLEANING
#define STACK_USE_HTTP2_SERVER // New HTTP server with POST, Cookies, Authentication, etc
#define STACK_USE_ICMP_SERVER // Ping query and response capability
//#define STACK_USE_DYNAMICDNS_CLIENT // Dynamic DNS client updater module
#define STACK_USE_ICMP_CLIENT // Ping transmission capability
#define STACK_USE_DNS // Domain Name Service Client for resolving hostname strings to IP addresses
//#define STACK_USE_DHCP_SERVER // Single host DHCP server
//#define STACK_USE_DNS_SERVER // Domain Name Service Server for redirection to the local device
//#define STACK_USE_UDP_PERFORMANCE_TEST // Module for testing UDP TX performance characteristics.
temtronic



Joined: 01 Jul 2010
Posts: 9162
Location: Greensville,Ontario

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PostPosted: Thu Dec 06, 2012 9:27 am     Reply with quote

Sorry but you don't give us any PIC type information..like what 'the board' is, compiler version,PIC ,etc?

However, I read your post and you say that 'the board' has an address of 169.254.1.30, yet your PC software reads it as 169.254.39.61 ?

If this is true, I can understand why the PC doesn't read the PIC.
As to 'why' I can't explain without first seeing your code.

Maybe others have better understanding of your problem ?
asmallri



Joined: 12 Aug 2004
Posts: 1634
Location: Perth, Australia

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Re: loss board configuration
PostPosted: Thu Dec 06, 2012 10:31 am     Reply with quote

djougue wrote:
My laptop get automatically 169.254.39.61 address


Please explain what you mean here. If you PC is configured to use DHCP and it is not able to get a DHCP lease it will use an address similar to the one you have listed however it will continue trying to acquire a DHCP address and during this process network connectivity will be lost.

What is the subnet mask that is being used?
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Regards, Andrew

http://www.brushelectronics.com/software
Home of Ethernet, SD card and Encrypted Serial Bootloaders for PICs!!
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