Results 1 to 3 of 3. But as soon as I do some changes with Dave CE and need to re-generate the source code, the changes are lost. I have looked into the code and unfortunately, the MAC is set via a define macro and I do not see how I can change it during run-time of the code when I read the unique number. This is done only once during software loading etc As per established data flows, other hosts will send to the old MAC until their respective ARP cache entries expire, and that depends on their respective timeouts. Search everywhere only in this topic. Changing MAC will most likely be done extremely rarely, that’s why I don’t want to write a lot of code to actually perform such change.

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Results 1 to 3 of 3.

Can I just change the contents of netif. No license, whether express or implied, is granted by Infineon.

Changing MAC address of network interface?

Pwip, how can I change the MAC address from within the main routine or some function call by the main routine without changing the files generated by Dave? The views expressed here are my personal opinions, have not been reviewed or authorized by Infineon and do not necessarily represent the views of Infineon.

Use of the information on this site may require a license from a third party, or a license from Infineon. If it can be done, I would prefer to give the user such possibility. Hi, Just a small addition. If I am missing something, please let me know. If it cannot mc done, then I will write in the documentation that any change of MAC is effective only after hard reset of the device mad and re-initializing network interface is too disruptive. I was wondering what is the proper way to change MAC address of network interface.

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Search everywhere only in this topic. Llwip reply to this post by Freddie Chopin. Hi, No reason you could not. Changing MAC address of network interface? IPv6 might also need some restart of the node discovery process as neighbours would have old and wrong information. On czw, at Bookmarks Bookmarks Digg del. As the switch will try to send to the old MAC address.

How to set a MAC address

And yes, this not something you are expected to do on a normal operation, so resetting is the best choice. Hi, as long as you are not using an application protocol that embeds layer-2 info in application data, you shouldn’t have any issues with buffered data in lwIP, since it does not hold layer-2 info; it is added by the driver.

I have looked into the code and unfortunately, the MAC is set maac a define macro and I do not see how I can change it during run-time of the code when I read the unique number. Thursday, April 07, Changing MAC will most likely be done extremely rarely, that’s why I don’t want to write a lot of code to mxc perform such change. In reply to this post by Freddie Chopin Hi, as long as you are not using an application protocol that embeds layer-2 info in application data, you shouldn’t have any issues with buffered data in lwIP, since it does not hold layer-2 info; it is added by the driver.

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Content on this site may contain or be subject to specific guidelines or limitations mav use. As per established data flows, other hosts will send to the msc MAC until their respective ARP cache entries expire, and that depends on their respective timeouts.

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Re: [lwip-users] Changing MAC address of network interface?

Free forum by Nabble. This is done only once during software loading etc Thanks for any help!

How about currently active TCP connections? What I am lqip that you can change MAC address on the fly but I think it’s better to do it before you connect the cable and start data transfer. Maybe I have to bring the netif completely down, remove it, change the configuration MAC address onlyadd it again and bring it up?

Thursday, April 07, 5: