4-10 SmartSwitch 6500 User Guide
Managing Parallel PNNI Links PNNI Routing
The physical connection from switch SWA2 to switch SWB2 is now advertised as a second logical link within the
parent peer group (see Figure 4-4).
Figure 4-4 Aggregation token values and parallel links
Level 72
First Logical link
First Physical
Link
SWA1
SWA2
SWA3
SWB1
SWB2
SWB3
Second Physical Link
Second Logical Link
Aggregation Token = 0 Aggregation Token = 1