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Installing and Maintaining the Versalar Switch Router 15000
1-4
308684-B Rev 00
Processor Cards
In this guide, the term processor card refers to the following cards:
• Access processor (AP) card
• Internet forwarding processor (IFP) card
• System services processor (SSP) card
• Trunk processor (TP) card
The processor cards perform the network layer protocol processing on the data
packets.
• AP and TP cards provide layer 2 processing.
• IFP cards provide layer 3 processing.
• SSP cards provide layer 4 and above processing.
Card Configuration Requirements
Table 1-1 shows possibilities for installing the cards into the card slots in the
Versalar 15000.
Table 1-1. Installation Possibilities
AP Cards TP Cards Base Configuration
Performance
Configuration Redundant Configuration
1 0 1 AP card in slot 1
1 IFP card in slot 6
1 SSP card in slot 9
None 1 AP card in slot 5
1 IFP card in slot 8
1 SSP card in slot 10
2 0 2 AP cards in slots 1 and 2
1 IFP card in slot 6
1 SSP card in slot 9
None 1 AP card in slot 5
1 IFP card in slot 8
1 SSP card in slot 10
3 0 3 AP cards in slots 1, 2, and 3
2 IFP cards in slots 6 and 8
1 SSP card in slot 9
None 1 AP card in slot 5
1 IFP card in slot 7
1 SSP card in slot 10
4 0 4 AP cards in slots 1, 2, 3, and 4
2 IFP cards in slots 6 and 8
1 SSP card in slot 9
None 1 AP card in slot 5
1 IFP card in slot 7
1 SSP card in slot 10
(continued)