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Meaning of 6in4 | Babel Free

Noun CEFR B1

Definitions

An Internet transition mechanism for migrating from Internet Protocol version 4 (IPv4) to IPv6.

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

6ix 6mo 6NF 6th 6th Cir. 6th grade