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Appendix B Default settings 347
Field Default setting
Bridge Max. Age Time 20 seconds
Bridge Forward Delay Time 15 seconds
Participation Normal Learning
Priority
128
Path Cost
10 or 100
State Topology dependent
Bridge Priority 0x0000 - 0xF000
Root Path Cost
0
Maximum Age Time 20 seconds
Forward Delay 15 seconds
Bridge Maximum Age Time 15 seconds
Bridge Priority
0x8000
Bridge Hello Time 20 seconds
Bridge Max. Age Time 20 seconds
Bridge Forward Delay Time 15 seconds
Default Path Cost Type
• 32 bits in MSTP/RSTP mode
•
16 bits in legacy STP mode
•
Not supported in STPG mode
Priority
128
Path Cost 10 or 100 (1 for Gigabit port) Path Cost = 1000/LAN
speed (in Mb/s)
Bridge Priority
0x8000
Root Port
0
Root Path Cost
0
Maximum Age Time 20 seconds
Forward Delay 15 seconds
Bridge Hello Time 20 seconds
Bridge Max. Age Time 20 seconds
Bridge Forward Delay Time 15 seconds
Bridge Priority
0x8000
Bridge Hello Time 2 seconds
Bridge Maximum Age Time 20 seconds
Bridge Forward Delay Time 15 seconds
Add VLAN membership
1
Nortel Ethernet Routing Switch 2500 Series
Overview — System Configuration
NN47215-500 (323162-B) 02.02 Standard
4.1 19 November 2007
Copyright © 2007, Nortel Networks
.