our company have 3 offices in different place,there are 3 Lan networks but 2 of 3 have cisco pix515e fireworks.

now we have a vpn server in 1 of it.1 of it by cisco vpn software connect it.the other connect it by cisco pix515e fireworks but I Want create a vpn server in cisco pix515e which now only connect to vpn server.

then there are 2 vpn server in my company.

there have afeasibility?