Reference Guide

Displaying Drop Counters
To display drop counters, use the following commands.
• Identify which stack unit, port pipe, and port is experiencing internal drops.
show hardware stack-unit 0–11 drops [unit 0 [port 0–63]]
• Display drop counters.
show hardware stack-unit drops unit port
Example of the show hardware stack-unit Command to View Drop Counters Statistics
Dell#sh hard stack-unit 0 drops
UNIT No: 0
Total Ingress Drops: 0
Total IngMacDrops: 0
Total MmuDrops: 0
Total EgMacDrops: 0
Total Egress Drops: 0
Dell#show hard stack-unit 0 drops unit 0
User Port Ingress IngMac Total Mmu EgMac Egress
Port Number Drops Drops Drops Drops Drops
0 1 0 0 0 0 0
1 2 0 0 0 0 0
2 3 0 0 0 0 0
3 4 0 0 0 0 0
!--------------- output truncated --------------!
Dell#show hardware stack-unit 0 drops unit 0 port 1
--- Ingress Drops ---
Ingress Drops : 30
IBP CBP Full Drops : 0
PortSTPnotFwd Drops : 0
IPv4 L3 Discards : 0
Policy Discards : 0
Packets dropped by FP : 14
(L2+L3) Drops : 0
Port bitmap zero Drops : 16
Rx VLAN Drops : 0
--- Ingress MAC counters---
Ingress FCSDrops : 0
Ingress MTUExceeds : 0
--- MMU Drops ---
HOL DROPS : 0
TxPurge CellErr : 0
Aged Drops : 0
--- Egress MAC counters---
Egress FCS Drops : 0
--- Egress FORWARD PROCESSOR Drops ---
IPv4 L3UC Aged & Drops : 0
TTL Threshold Drops : 0
INVALID VLAN CNTR Drops : 0
L2MC Drops : 0
PKT Drops of ANY Conditions : 0
S5000 Debugging and Diagnostics
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