package stunreachability import ( "context" "net" "github.com/pion/stun" ) func (c *Config) SetNewClient( f func(conn stun.Connection, options ...stun.ClientOption) (*stun.Client, error)) { c.newClient = f } func (c *Config) SetDialContext( f func(ctx context.Context, network, address string) (net.Conn, error)) { c.dialContext = f }