Question for 30/60 BH

If anybody kowns, pls help to reply

1 It come with optional antenna configuration such as 23dbi or 28dbi ?

2 it has the ability to specify the centre channel in 5MHz increments ?

3 Does it support an MTU of 1504 or greater ?

4 Does it support for Network Time Protocol ?

5 All the traffic will be encrypted with a min. of 128bit encryption ?