Chapter 1 About Cisco IP Solution Center
Overview of ISC
•VLAN ID Management: ISC allocates VLAN IDs per customer and per Ethernet Service deployed. The service provider can track per Access Domain a particular allocated VLAN ID (per service or per customer or per Access Domain).
ISC keeps track of the VLANs allocated and gives detailed usage information of the VLAN allocated per service, per customer, or per Access Domain.
Access Domain: The Layer 2 Ethernet switching domain attached to a PE defines an access domain. All the switches attached to the
For illustration purpose, let’s assume that a Service Provider has a network such as the one illustrated in Figure
Figure 1-2 Service Provider Network for VLAN ID Management
Service Provider
network
IP Solution Center
Network Management
subnet
Management PE
Management VPN | Management CE | |
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89997
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| MPLS core |
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CE 2 |
New York
CE 2
Chicago
1.If the network operator has chosen the
This automatically gives ISC the range of VLAN IDs that are attached to the access domain.
Figure 1-3 shows the access domain assigned, with PE-POP 1, CLE 1, and CLE 2 defined within the access domain.
Cisco IP Solution Center, 3.0: MPLS VPN Management User Guide, 3.0
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