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ZCS
Glossary
Administration for Network Connectivity
CID: 77730
555-233-504 — Issue 1 — April 2000
490
Z
ZCS
.
Zero Code Suppression (ZCS)
ZCS line coding substitutes a 1 for the second least-significant bit of every
all-zero byte in AMI-encoded data (see
all-zero byte in AMI-encoded data (see
). ZCS encoding has no
effect on voice communications, but
it corrupts digital data (see
). In MMCX communications, ZCS corrupts the ISDN D-channel.