Ticket#17 – VoIP Choppy Audio During Peak Hours: DSCP Marking Not Trusted on Switch Ports [CCNP ENTERPRISE]

Ticket#17 – VoIP Choppy Audio During Peak Hours: DSCP Marking Not Trusted on Switch Ports [CCNP ENTERPRISE]

Problem Summary A growing organization reported that VoIP call quality degraded during peak business hours. Users experienced broken audio, dropped syllables, and poor call clarity. This issue was only observed when the network was under load—especially during data backups or heavy file transfers between branches. […]