|Subject:||Re: [lwip-users] lwip IPV6 PPP only get link local address and cannot connect to server|
|Date:||Fri, 12 Nov 2021 16:39:09 +1100|
On Thu, Nov 11, 2021 at 10:40:09AM +1100, Jiang Peng wrote:
> Hi everyone,
> I have a project that is running LwIP V2.1.2. The stack is LwIP on top of
> BG96 cellular modem.
> It works fine for IPV4, but when I enable IPV6, I only get IPV6 link local
> address, and cannot get real IPV6 address, therefore, I cannot connect to
> my server.
> The LwIP comes from ST cellular expansion package.
> I enable the log, and it got local and remote LL address, but after that
> never got any real address, and cannot connect to my server.
> thanks a lot for any hints or suggestions.
This is normal. You need to run IPv6 NDP, DHCPv6 or static
configuration, depending on what your peer is using, over the PPP link.
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