Cisco IOS and Catalyst Operating System Version IP SLA Support
IOS Routers
• IP SLA is available on all routing platforms, from the 800 series up to the 12000 series.
Catalyst Switches
• IP SLA is available for 2900, 3500, 3700, 4000 (SUP4), and 6000 (MSFC or MWAM) series Catalyst switches.
• IP SLA is included in the IP feature set from 11.3 up to 12.2 and above.
• The IP voice or upper feature set is required, starting with IOS release 12.3T and all of 12.4 and above.