Re: [lwip-users] mDNS behaviour on IP address change

2022-03-14 Thread Massimiliano Cialdi
I apologize for thinking too suddenly about a bug. Actually it was enough to set LWIP_NETIF_EXT_STATUS_CALLBACK to have the expected behavior. I apologize again. best regards Max On Mon, Mar 14, 2022 at 3:49 PM massimiliano cialdi via lwip-users wrote: > > continuing to read RFC 6762 at section

[lwip-users] LwIP - IPv6 Ping6 like Application

2022-03-14 Thread Prasanna Pm
Hi all, I am trying to implement ping6 like functionality from an application using ICMPv6 RAW socket. I am able to create an ICMPv6 ECHO request and send but however the socket is receiving other ICMPv6 packets like NA etc. and hence the response type (expecting ICMPv6 ECHO REPLY) matches fails. I

[lwip-users] mDNS behaviour on IP address change

2022-03-14 Thread massimiliano cialdi via lwip-users
hello, In RFC 6762 I find (section 8): "Whenever a Multicast DNS responder starts up, wakes up from sleep, receives an indication of a network interface "Link Change" event, or has any other reason to believe that its network connectivity may have changed in some relevant way, it MUST perform t

Re: [lwip-users] Missing autoip_remove_struct() fix in latest release (2.1.3)

2022-03-14 Thread massimiliano cialdi via lwip-users
it seems that such a commit was not cherry-picked in the last release. Massimiliano Cialdi FIRMWARE ENGINEERING PROFESSIONAL LEADER Powersoft S.p.A. Via E. Conti, 5 - Scandicci (Fi) 50018 - Italy OFFICE:+39 055 7350230     On 03/03/22 22:31, Erik Ekman wrote: > Does adding

Re: [lwip-users] mDNS behaviour on IP address change

2022-03-14 Thread massimiliano cialdi via lwip-users
continuing to read RFC 6762 at section 8.4 (https://datatracker.ietf.org/doc/html/rfc6762#section-8.4) I find: At any time, if the rdata of any of a host's Multicast DNS records changes, the host MUST repeat the Announcing step described above to update neighboring caches.  For example, if any

[lwip-users] sys_mbox_free error when SYN retries reached

2022-03-14 Thread nikolas.karakotas
Hi, I'm using LWIP-2.1.3 and NETCONN api. I'm using a single thread to do a http request that works well until I noticed an error when it was unable to connect to the server. I replicated the issue by using a wrong port number and this triggers the tcp_slowtmr: max SYN retries reached.