Network Topology
STP/RSTP Loop & Broadcast Storm · v3
① Broadcast Storm (STP Off)
② Enable STP/RSTP
③ Test Broadcast (STP On)
↺ Reset
NETWORK CRASHED
ERROR: MAC table instability & CPU overload
✖
PC1
♛ ROOT BRIDGE
SW1 (Core)
MAC: 00:00:11...
SW2 (Access)
MAC: 00:00:22...
SW3 (Access)
MAC: 00:00:33...
SWITCH_OS › LOGS
● STP DISABLED
System ready. Three switches form a physical Layer 2 loop. STP is disabled. Simplified for CCNA learning.
STP Topology Status
Device / Port
Role
State
SW1 (All Ports)
-
DISABLED
SW2 (All Ports)
-
DISABLED
SW3 (All Ports)
-
DISABLED
Note:
STP is off, so all ports forward and flood normally.