up ip r add default via 2607:f8f0:610:4000::1 src 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS dev \$IFACE
down ip r del default via 2607:f8f0:610:4000::1 src 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS dev \$IFACE
down ip addr del 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS/64 dev \$IFACE
up ip r add default via 2607:f8f0:610:4000::1 src 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS dev \$IFACE
down ip r del default via 2607:f8f0:610:4000::1 src 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS dev \$IFACE
down ip addr del 2607:f8f0:610:4000:6564:0a62:\$IF_ADDRESS/64 dev \$IFACE