WIRE_COMPAT_WINDOW

spt_proto::version

Constant WIRE_COMPAT_WINDOW 

Source 
pub const WIRE_COMPAT_WINDOW: u32 = 1;
Expand description

How many minor versions back this build still accepts on read — the N-1 compat window. 1 means a peer may be one version behind and still interoperate; N-2 and older are rejected.