# # /etc/network/interfaces - cr-C # auto lo iface lo inet loopback address 2001:db8:ffff::3/128 auto enp1s0 iface enp1s0 alias cr-B # address 2001:db8:f0bc::c/64 # mtu 9216 # mpls-enable yes up ip -M route add 403 as 302 via inet6 2001:db8:f0bc::b down ip -M route del 403 as 302 via inet6 2001:db8:f0bc::b auto enp3s0 iface enp3s0 alias cr-D # address 2001:db8:f0cd::c/64 # mtu 9216 # mpls-enable yes up ip -M route add 203 as 304 via inet6 2001:db8:f0cd::d down ip -M route del 203 as 304 via inet6 2001:db8:f0cd::d