Configuration Guide Manual

304 Brocade TurboIron 24X Series Configuration Guide
53-1003053-01
Virtual Switch Redundancy Protocol (VSRP)
FIGURE 22 Track port priority
In Figure 22, the track port is up. SInce the port is up, the track priority does not affect the VSRP
priority calculation. If the track port goes down, the track priority does affect VSRP priority
calculation, as shown in Figure 23.
FIGURE 23 Track port priority subtracted during priority calculation
VSRP
Master
VSRP
Backup
optional link
VSRP
Aware
VSRP
Aware
VSRP
Aware
F
F
F
B
B
B
Configured priority = 100
Track priority 20
Actual priority = (100 - 0) * (3/3) = 100
Configured priority = 100
Actual priority = (100 - 0) * (3/3) = 100
Track port
is up
X
VSRP
Backup
VSRP
Master
optional link
VSRP
Aware
VSRP
Aware
VSRP
Aware
Configured priority = 100
Track priority 20
Actual priority = (100 - 20) * (3/3) = 80
Configured priority = 100
Actual priority = (100 - 0) * (3/3) = 100
Track link
is down
B
B
B
F
F
F