Dell PowerConnect B-RX Configuration Manual page 426

13
State machines
FIGURE 43
354
•
If the RST BPDU that the port receives is superior to what it can transmit, the port
assumes the role of a Root port. (Refer to
•
If the RST BPDU that the port receives is inferior to what it can transmit, then the port is
given the role of Designated port.
NOTE
Proposed will never be asserted if the port is connected on a shared media link.
In Figure 43, Port3/Switch 200 is elected as the Root port
Proposing and proposed stage
Port2
Switch 300
"Bridges and bridge port roles"
Switch 100
Root Bridge
Port2
Designated port
RST BPDU
Proposing
sent with a
Proposal
flag
Port1
Root port
Proposed
Switch 200
Port2
Port3
Port3
on page 347.)
Switch 400
BigIron RX Series Configuration Guide
53-1001810-01