I don't see the default route. Normally on Solaris you would have /etc/defaultroute set up to point to the router that will handle your traffic.

% netstat -nr

Routing Table: IPv4
Destination Gateway Flags Ref Use Interface
-------------------- -------------------- ----- ----- ------ ---------
10.140.64.0 10.140.64.62 U 1 1796 hme0
224.0.0.0 10.140.64.62 U 1 0 hme0
224.0.0.0 10.140.64.62 U 1 0 hme0
default 10.140.64.1 UG 1 6747
127.0.0.1 127.0.0.1 UH 16 1055 lo0

%
% cat /etc/defaultrouter
10.140.64.1
%