Need hints on proper default route selection

BGP done right requires a full duplex connection to be up. So this is ok.

    [] Point default to NSP #1
    [] Take internal routes from NSP #2
    [] Have a second, lower pref default to NSP #2

Recently, we have been bitten by failures on our 10mbit link to NSP #1
(default) where the ethernet-lookalike link between us became
uni-directional (common netedges failure mode). This failure was not

Of couse it won't help you if your provider can't correctly send a
default only when he has a proper default.