Chapter 23
Configuring BXM Virtual Switch Interfaces
Figure 23-1 BXM Virtual Interfaces and Qbins
Slot 4
VSI Master and Slaves
A controller application uses a VSI master to control one or more VSI slaves. For the BPX, the
controller application and Master VSI reside in an external 7200 or 7500 series router and the VSI
slaves are resident in BXM cards on the BPX node (see Figure 23-2).
The controller sets up these types of connections:
•
•
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001
BXM
qbins
1
VI_1
16
qbins
1
VI_2
16
qbins
1
VI_3
16
qbins
1
VI_4
16
qbins
1
VI_31
16
Control virtual connections (VCs)
–
Master to Slave
Slave to Slave
–
User Connection
–
User connection (that is, cross-connect)
Virtual trunk 4.1.1
Virtual trunk 4.1.2
Port 1
Virtual trunk 4.1.3
Port 2
Trunk 4.2
Port 3
Port 4
Port 5
Port 6
Port 7
Port 8
Cisco BPX 8600 Series Installation and Configuration
Overview: How VSI Works
23-11