Cisco ISE Software Configuration Guide - Page 2

Prerequisites for the 4-Port ATM ISE Line Card, Restrictions for the 4-Port ATM ISE Line Card - configuration

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Prerequisites for the 4-Port ATM ISE Line Card Software Configuration of ATM ISE Line Cards for Cisco 12000 Series Routers • Configuring Modular QoS CLI, page 84 • Additional References, page 91 • Command Reference, page 92 • Glossary, page 98 Prerequisites for the 4-Port ATM ISE Line Card There are no prerequisites for using the 4-port ATM ISE line card. Restrictions for the 4-Port ATM ISE Line Card Restrictions and limitations for the 4-Port ATM ISE line cards are listed in Table 1 and Table 2. Table 1 Supported Values for 4-Port ATM ISE Line Card Feature Limitation Maximum number of cell packing or policing VCs1 508 per port2 Maximum number of active VCs3: Layer 2 Layer 3 10244 per port and card 20473 per port and card Range of VPI5 values Varies with vc-per-vp value. In Release 12.0(25)S: up to 255 In Release 12.0(27)S: UNI VPIs-up to 255; NNI VPIs-up to 4095 Range of VCI6 values Varies with vc-per-vp value, up to 65,535 1. VC=virtual circuit. 2. Hardware limitation. 3. Subject to overall system limitation and configuration. 4. If cell packing or policing are configured, the remaining 516 available VCs can be configured for cell relay over MPLS or AAL5 over MPLS. 5. VPI=virtual path identifier. 6. VCI=virtual channel identifier. Table 2 Scalability Limitations for the 4-Port ATM ISE Line Card Feature Maximum number of AToM Tunnels per port Maximum number of AToM Tunnels per line card Maximum number of AToM Tunnels per router Maximum number of AToM Tunnels per port with features1 Maximum number of AToM Tunnels per port with cell packing Layer 2 Limitation 1024 1024 2048 508 508 Cisco IOS Release 12.0(27)S 2

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Software Configuration of ATM ISE Line Cards for Cisco 12000 Series Routers
Prerequisites for the 4-Port ATM ISE Line Card
2
Cisco IOS Release 12.0(27)S
•
Configuring Modular QoS CLI, page 84
•
Additional References, page 91
•
Command Reference, page 92
•
Glossary, page 98
Prerequisites for the 4-Port ATM ISE Line Card
There are no prerequisites for using the 4-port ATM ISE line card.
Restrictions for the 4-Port ATM ISE Line Card
Restrictions and limitations for the 4-Port ATM ISE line cards are listed in
Table 1
and
Table 2
.
Table 1
Supported Values for 4-Port ATM ISE Line Card
Feature
Limitation
Maximum number of cell packing or policing VCs
1
1.
VC=virtual circuit.
508 per port
2
2.
Hardware limitation.
Maximum number of active VCs
3
:
Layer 2
Layer 3
3.
Subject to overall system limitation and configuration.
1024
4
per port and card
2047
3
per port and card
4.
If cell packing or policing are configured, the remaining 516 available VCs can be configured for cell relay over MPLS or
AAL5 over MPLS.
Range of VPI
5
values
5.
VPI=virtual path identifier.
Varies with vc-per-vp value.
In Release 12.0(25)S: up to 255
In Release 12.0(27)S:
UNI VPIs—up to 255; NNI VPIs—up to 4095
Range of VCI
6
values
6.
VCI=virtual channel identifier.
Varies with vc-per-vp value, up to 65,535
Table 2
Scalability Limitations for the 4-Port ATM ISE Line Card
Feature
Layer 2
Limitation
Maximum number of AToM Tunnels per port
1024
Maximum number of AToM Tunnels per line card
1024
Maximum number of AToM Tunnels per router
2048
Maximum number of AToM Tunnels per port with features
1
508
Maximum number of AToM Tunnels per port with cell packing
508