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ATM Switch Router Software Configuration Guide
OL-7396-01
Chapter1 Product Overview
Layer 3 Enabled ATM Switch Router Hardware Overview
The Catalyst 8510 MSR is equipped with the multiservice ATM switch route processor.
For additional information, refer to the Processor Installation Guide.
Available Physical Interfaces (Catalyst 8510 MSR and LightStream 1010)
The ATM switch router features the following available hardware components:
The ATM switch router supports the following port adapters:
4-port channelized E1 Frame Relay port adapters
1-port channelized DS3 Frame Relay port adapters
1-port OC-12 port adapters (multimode, single-mode, and single-mode long reach)
4-port OC-3 port adapters (multimode, single-mode, single-mode long re ach, mixed, and UTP)
2-port DS3/E3 port adapters
4-port DS3/E3 port adapters
4-port T1/E1 port adapters
4-port T1/E1 circuit emulation service (CES) port adapters
25-Mbps port adapters
8-port T1/E1 inverse multiplexing over ATM (IMA) port adapters
Intelligent tail (partial)
packet discard
Supported Supported
Selective cell marking
and discard
Multiple fixed thresholds Multiple, weighted, dynamic
thresholds
Shaping Per-port (pacing) Per-VC or per-VP (128 shaped
VP tunnels)
Policing (UPC9) Dual mode, single leaky bucket Dual leaky bucket
Frame mode VC-merge Supported
Point-to-multipoint VC
(multicast)
One leaf per output port, per
point-to-multipoint
Multiple leaves per output port, per
point-to-multipoint
Network clock
switchover
Automatic upon failure Programmable clock selection
criteria
Nondisruptive snooping Per-port transmit or receive Per-VC, per-VP, or per-port
1. CBR = constant bit rate
2. RT-VBR = real time variable bit rate
3. NRT-VBR = non real time variable bit rate
4. ABR = available bit rate
5. EFCI = Explicit Forward Congestion Indication
6. RR = relative rate
7. UBR = unspecified bit rate
8. WRR = weighted round-robin
9. UPC = usage parameter control
Table1-1 FC-PCQ and FC-PFQ Feature Comparison (continued)
Feature FC-PCQ FC-PFQ