Cisco IOS IP Service Level Agreement (SLA)
  • User Guide
    http://www.cisco.com/en/US/technologies/tk648/tk362/tk920/technologies_white_paper09186a00802d5efe.html


    [LAB] Static Route with Dynamic Backup by IP SLA
    http://www.siamnetworker.com/board/index.php?topic=1448


    %TRACKING-5-STATE: 1 rtr 1 reachability Up->Down
    Router#sh track 1
    Router#sh ip sla con 1

    IP Service Level Agreements on Cisco IOS XR Software
    http://www.cisco.com/en/US/docs/ios_xr_sw/iosxr_r3.7/system_monitoring/configuration/guide/oc37ipsla.html
    8)