https://www.st.com/en/partner-products-and-services/micro-digital-smxns-and-smxns6.html
Micro Digital smxNS and smxNS6 | Micro Digital (ST partner) - STMicroelectronics
Micro Digital smxNS and smxNS6 - Dual IPv4 and IPv6 embedded TCP/IP stack with small footprint and advanced network features, PP-MCDI-smxNS, STMicroelectronics
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