i have 2610xm router when i want to define the encapsulation on fastethernet 0/0.1 and 0/0.2 intefaces i didn't find the encpsuation command . and when i want to add ip address i have the following message :
% Configuring IP routing on a LAN subinterface is only allowed if that
subinterface is already configured as part of an IEEE 802.10, IEEE 802.1Q,
or ISL vLAN.