show ip route net-prototype

This command displays the net-prototype routes. The net-prototype routes are displayed with a P.

Format show ip route net-prototype
Modes Privileged EXEC

(Extreme 220) (Routing) #show ip route net-prototype
Route Codes: R - RIP Derived, O - OSPF Derived, C - Connected, S - Static
       B - BGP Derived, IA - OSPF Inter Area
       E1 - OSPF External Type 1, E2 - OSPF External Type 2
       N1 - OSPF NSSA External Type 1, N2 - OSPF NSSA External Type 2
       S U - Unnumbered Peer, L - Leaked Route, K – Kernel
	   P – Net Prototype
P      56.6.6.0/24 [1/1] via 9.0.0.2,   01d:22h:15m,  0/1
P      56.6.7.0/24 [1/1] via 9.0.0.2,   01d:22h:15m,  0/1