Computer Science - Networking - Discussion

Discussion Forum : Networking - Section 5 (Q.No. 34)
34.
What is the main difference between DDCMP and SDLG?
DDCMP does not need special hardware to final the beginning of a message.
DDCMP has a message header
SDLC has a IP address
SDLC does not use CRC
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Shewangizaw Bogale said:   9 years ago
DDCMP (Digital Data Communications Message Protocol) : is a protocol that automatically handles the detection of errors and retransmission of messages when an error occurs.

Please define SDLG.
(1)

Saba said:   7 years ago
Its not SDLG. It is SDLC.

Synchronous Data Link Control (SDLC) is a computer communications protocol. It is the layer 2 protocol for IBM's Systems Network Architecture (SNA). SDLC supports multipoint links as well as error correction.
(1)

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