ip sla monitor 1
type echo protocol ipIcmpEcho 10.1.1.1 source-interface GigabitEthernet1/0
timeout 500 - how long we want to wait for a reply, so we can consider the ping lost
threshold 800 - how long until I consider the link down
frequency 1 - how often to ping the destination

ip sla monitor schedule 1 life forever start-time now

track 1 rtr 1 - this is where we track the object (SLA)

ip route 0.0.0.0 0.0.0.0 10.1.1.1 name Defaul_Tracked track 1 - the default route while tracked object (SLA) is valid/reachable
ip route 0.0.0.0 0.0.0.0 10.2.1.2 50 - this is the backup default route when the router tracked in SLA is down. Floating static route.

ip sla 1
icmp-echo 195.35.228.177 source-interface GigabitEthernet0/0/1
threshold 600
timeout 800
frequency 1
ip sla schedule 1 life forever start-time now
ip sla responder

track 1 ip sla 1

ip route 0.0.0.0 0.0.0.0 10.100.204.66 track 1 name PrimaryLocal
ip route 0.0.0.0 0.0.0.0 10.100.23.1 10 name BackupLondon

ip sla 1
icmp-echo 195.35.228.177 source-interface GigabitEthernet0/0/1
request-data-size 1400
owner IPGEMEA
threshold 1000
timeout 1200
frequency 3
ip sla schedule 1 life forever start-time now
ip sla logging traps\ ip sla responder
snmp-server enable traps ipsla

track 1 ip sla 1
delay down 10 up 10

ip route 0.0.0.0 0.0.0.0 10.100.204.66 track 1 name DefaultViaFirewall
ip route 0.0.0.0 0.0.0.0 10.100.23.1 meric 5