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Can the maximum reserved route entries be increased for a specific switch model?

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TitleCan the maximum reserved route entries be increased for a specific switch model?
Question
Can the maximum reserved route entries limit be increased for a specific switch model?
Environment
  • EXOS all
  • Summit
  • BlackDiamond
Answer
Yes, the number of route entries reserved can be increased using the following command:

configure iproute reserved-entries maximum slot <slot number>

 
Additional notes
Please be aware that you are increasing the recommended limit set by engineering.

The default values are as follows:
• For a BlackDiamond 8000 e-series module: 464.
• For a BlackDiamond X8, BlackDiamond 8000 c- or xm-series module, or a Summit X460, X670, or
X770 switch: 12240.
• For a BlackDiamond 8900 xl-series module or a Summit X480 switch: 245728. Note that the default
value for a BlackDiamond 8900 xl-series module or a Summit X480 switch depends on the value
configured with the command: configure forwarding external-tables .
• For a Summit X440 switch: 16.

The maximum value for num_routes_needed is as follows:
• For a Summit X440 switch: 32
• For a BlackDiamond 8000 e-series module: 480
• For a BlackDiamond 8000 c-series module or a Summit X460 switch: 12256
• For a BlackDiamond X8, BlackDiamond 8900 xm-series module or a Summit X670 switch: 16352
• For a BlackDiamond 8900 xl-series module or a Summit X480 switch, the maximum value depends
on the value configured with the configure forwarding external-tables command as
follows:
• l2-only, acl-only, l3-only ipv6 and none options: 16352 (default 12240)
• l2-and-l3-and-acl option: 131040 (default 114656)
• l2-and-l3 option: 262112 (default 245728)
• l3-only {ipv4} option: 524256 (default 507872)
• l3-only ipv4-and-ipv6 option: 475104 (default 458720)
• l2-and-l3-and-ipmc option: 131040 (default 114656)

 

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