1. added multipath protocol and schema suport

2. added SCTP protocol and schema support
3. added set of NAS models support (Asustor, ReadyNAS, Drobo, QNAP, WD, Synology, Terramaster)
4. moved to fc00::/7 private segment
5. added Windows, MacOS and Linux UI for peers edit and current status

src/core/link_mpath_linux.go

@@ -0,0 +1,46 @@
+//go:build linux
+// +build linux
+
+package core
+
+import (
+	"syscall"
+
+	"golang.org/x/sys/unix"
+)
+
+// WARNING: This context is used both by net.Dialer and net.Listen in tcp.go
+
+func (t *linkMPATH) tcpContext(network, address string, c syscall.RawConn) error {
+	var control error
+	var bbr error
+
+	control = c.Control(func(fd uintptr) {
+		bbr = unix.SetsockoptString(int(fd), unix.IPPROTO_TCP, unix.TCP_CONGESTION, "bbr")
+	})
+
+	// Log any errors
+	if bbr != nil {
+		t.links.core.log.Debugln("Failed to set tcp_congestion_control to bbr for socket, SetsockoptString error:", bbr)
+	}
+	if control != nil {
+		t.links.core.log.Debugln("Failed to set tcp_congestion_control to bbr for socket, Control error:", control)
+	}
+
+	// Return nil because errors here are not considered fatal for the connection, it just means congestion control is suboptimal
+	return nil
+}
+
+func (t *linkMPATH) getControl(sintf string) func(string, string, syscall.RawConn) error {
+	return func(network, address string, c syscall.RawConn) error {
+		var err error
+		btd := func(fd uintptr) {
+			err = unix.BindToDevice(int(fd), sintf)
+		}
+		_ = c.Control(btd)
+		if err != nil {
+			t.links.core.log.Debugln("Failed to set SO_BINDTODEVICE:", sintf)
+		}
+		return t.tcpContext(network, address, c)
+	}
+}