Method SetMTU

library/cpp/netliba/v12/net_acks.h:387–392

            return MTUDiscovery.Get();
        }
        void SetMTU(int sz) {
            // Cerr << "Setting MTU at " << ui64(this) << " to " << sz << Endl;
            MTU = sz;
            MTUDiscovery = nullptr;
            CalcMaxWindow();
        }
    };

    class TAckTracker {