I found the solution to get SARA-R5 working.
Enable PAP support in the sdkconfig: LWIP CONFIG_LWIP_PPP_PAP_SUPPORT=y
Set empty user and password for PAP in the modem: AT+UAUTHREQ=1,1,"",""
Set empty user and password on the netif interface: esp_netif_ppp_set_auth(esp_netif_ppp, NETIF_PPP_AUTHTYPE ...
Search found 2 matches
- Mon May 13, 2024 4:53 pm
- Forum: ESP-IDF
- Topic: Problem with PPP connection to UBlox SARA-R5
- Replies: 3
- Views: 3495
- Mon May 13, 2024 2:28 pm
- Forum: ESP-IDF
- Topic: Problem establishing PPP connection with UBLOX SARA-R510S
- Replies: 0
- Views: 545
Problem establishing PPP connection with UBLOX SARA-R510S
I'm trying to establish a PPPoS connection to a SARA-R510S-00B module using the esp_modem module but the PPP session is failing. Here's the communication between the CONNECT and NO CARRIER responses. The same code works correctly with the SARA-R412M module.
V (56356) DTE_WRITE: 0x3fcce69c 41 54 ...
V (56356) DTE_WRITE: 0x3fcce69c 41 54 ...