Tag: hdlc frame types

CCNA April 18, 2020

HDLC Encapsulation Protocol

Earlier in the previous article, I have discussed that HDLC is the default encapsulation protocol type on point-to-point connections, dedicated links, and circuit-switched links when the link uses two Cisco devices. It is a synchronous Data Link layer bit-oriented protocol originally developed from the Synchronous Data Link Protocol (SDLC) and became standardized by ISO as...
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