@pvvx, Вот тут включил отладку LWIP, только не уверен, что поможет:
.....
sct calling h=dns_timer arg=0x00000000
tcpip: dns_tmr()
dns_tmr: dns_check_entries
sys_timeout: 0x3ffeed68 msecs=1000 handler=dns_timer arg=0x00000000
sct calling h=dhcp_timer_fine arg=0x00000000
tcpip: dhcp_fine_tmr()
sys_timeout: 0x3ffeed08 msecs=500 handler=dhcp_timer_fine arg=0x00000000
sct calling h=igmp_timer arg=0x00000000
tcpip: igmp_tmr()
sys_timeout: 0x3ffeed28 msecs=100 handler=igmp_timer arg=0x00000000
sct calling h=igmp_timer arg=0x00000000
tcpip: igmp_tmr()
sys_timeout: 0x3ffeed28 msecs=100 handler=igmp_timer arg=0x00000000
state: 5 -> 2 (4c0)
rm 0
dhcp_release()
pbuf_alloc(length=308)
pbuf_alloc(length=308) == 0x3ffefe10
transaction id xid(abcd0002)
pbuf_header: old 0x3ffefe80 new 0x3ffefe78 (8)
udp_send: added header in given pbuf 0x3ffefe10
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
inet_chksum_pseudo(): checksumming pbuf 0x3ffefe10 (has next 0x00000000)
inet_chksum_pseudo(): pbuf chain lwip_chksum()=a081
udp_send: UDP checksum 0x5f7e
udp_send: ip_output_if (,,,,IP_PROTO_UDP,)
pbuf_header: old 0x3ffefe78 new 0x3ffefe64 (20)
ip_output_if: ew0
IP header:
+-------------------------------+
| 4 | 5 | 0x00 | 336 | (v, hl, tos, len)
+-------------------------------+
| 142 |000| 0 | (id, flags, offset)
+-------------------------------+
| 255 | 17 | 0xe530 | (ttl, proto, chksum)
+-------------------------------+
| 192 | 168 | 20 | 54 | (src)
+-------------------------------+
| 0 | 0 | 0 | 0 | (dest)
+-------------------------------+
netif->output()
pbuf_header: old 0x3ffefe64 new 0x3ffefe56 (14)
etharp_send_ip: sending packet 0x3ffefe10
pbuf_free(0x3ffefe10)
pbuf_free: deallocating 0x3ffefe10
dhcp_release: RELEASED, DHCP_OFF
dhcp_release(): set request timeout 1000 msecs
netif_set_ipaddr: netif address being changed
netif: IP address of interface ew set to 0.0.0.0
netif: GW address of interface ew set to 0.0.0.0
netif: netmask of interface ew set to 0.0.0.0
dhcp_stop()
WiFi event(1): Disconnect from ssid vadw, reason(4): Assoc_expire, count 1
Close all:
tcp_close: closing in State: <null>
WEB: close
sct calling h=dns_timer arg=0x00000000
tcpip: dns_tmr()
dns_tmr: dns_check_entries
sys_timeout: 0x3ffeed68 msecs=1000 handler=dns_timer arg=0x00000000
sct calling h=dhcp_timer_fine arg=0x00000000
tcpip: dhcp_fine_tmr()
sys_timeout: 0x3ffeed08 msecs=500 handler=dhcp_timer_fine arg=0x00000000
sct calling h=igmp_timer arg=0x00000000
tcpip: igmp_tmr()
sys_timeout: 0x3ffeed28 msecs=100 handler=igmp_timer arg=0x00000000
sct calling h=igmp_timer arg=0x00000000
tcpip: igmp_tmr()
sys_timeout: 0x3ffeed28 msecs=100 handler=igmp_timer arg=0x00000000
state: 5 -> 2 (4c0)
rm 0
dhcp_release()
pbuf_alloc(length=308)
pbuf_alloc(length=308) == 0x3ffefe10
transaction id xid(abcd0002)
pbuf_header: old 0x3ffefe80 new 0x3ffefe78 (8)
udp_send: added header in given pbuf 0x3ffefe10
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
inet_chksum_pseudo(): checksumming pbuf 0x3ffefe10 (has next 0x00000000)
inet_chksum_pseudo(): pbuf chain lwip_chksum()=a081
udp_send: UDP checksum 0x5f7e
udp_send: ip_output_if (,,,,IP_PROTO_UDP,)
pbuf_header: old 0x3ffefe78 new 0x3ffefe64 (20)
ip_output_if: ew0
IP header:
+-------------------------------+
| 4 | 5 | 0x00 | 336 | (v, hl, tos, len)
+-------------------------------+
| 142 |000| 0 | (id, flags, offset)
+-------------------------------+
| 255 | 17 | 0xe530 | (ttl, proto, chksum)
+-------------------------------+
| 192 | 168 | 20 | 54 | (src)
+-------------------------------+
| 0 | 0 | 0 | 0 | (dest)
+-------------------------------+
netif->output()
pbuf_header: old 0x3ffefe64 new 0x3ffefe56 (14)
etharp_send_ip: sending packet 0x3ffefe10
pbuf_free(0x3ffefe10)
pbuf_free: deallocating 0x3ffefe10
dhcp_release: RELEASED, DHCP_OFF
dhcp_release(): set request timeout 1000 msecs
netif_set_ipaddr: netif address being changed
netif: IP address of interface ew set to 0.0.0.0
netif: GW address of interface ew set to 0.0.0.0
netif: netmask of interface ew set to 0.0.0.0
dhcp_stop()
WiFi event(1): Disconnect from ssid vadw, reason(4): Assoc_expire, count 1
Close all:
tcp_close: closing in State: <null>
WEB: close