Q1: Cisco IOS supports MPPC (Microsoft Point-to-Point Compression algorithm) on one of the following encapsulation types. Choose the correct one.
A. HDLC
B. LAPB
C. PPP
D. Frame-Relay
Correct Answer: C
Explanation:
Compression algorithms supported by Cisco IOS are:
Encapsulation Type
Compression type supported by Cisco IOS
HDLC
STAC
LAPB
STAC, Predictor
PPP
STAC, Predictor, MPPC
Frame-Relay
STAC, FRF.9
PPP is supported by STAC, Predictor, and MPPC. Compression algorithms supported by Frame-Relay for payload compression are STAC, and FRF.9.
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