diff --git a/server.go b/server.go
index 3e94e6f..83864ee 100644
--- a/server.go
+++ b/server.go
@@ -178,8 +178,8 @@ func (cl *ctxLogger) Printf(format string, args ...interface{}) {
 	ctx := cl.ctx
 	req := &ctx.Request
 	req.ParseURI()
-	cl.logger.Printf("%.3f #%016X - %s - %s %s - %s",
-		time.Since(ctx.Time).Seconds(), ctx.ID, ctx.RemoteAddr(), req.Header.Method, req.URI.URI, s)
+	cl.logger.Printf("%.3f #%016X - %s<->%s - %s %s - %s",
+		time.Since(ctx.Time).Seconds(), ctx.ID, ctx.LocalAddr(), ctx.RemoteAddr(), req.Header.Method, req.URI.URI, s)
 	ctxLoggerLock.Unlock()
 }
 
@@ -198,6 +198,17 @@ func (ctx *RequestCtx) RemoteAddr() net.Addr {
 	return addr
 }
 
+// LocalAddr returns server address for the given request.
+//
+// Always returns non-nil result.
+func (ctx *RequestCtx) LocalAddr() net.Addr {
+	addr := ctx.c.LocalAddr()
+	if addr == nil {
+		return zeroTCPAddr
+	}
+	return addr
+}
+
 // RemoteIP returns client ip for the given request.
 //
 // Always returns non-nil result.
@@ -656,6 +667,10 @@ func (fa *fakeAddrer) RemoteAddr() net.Addr {
 	return fa.addr
 }
 
+func (fa *fakeAddrer) LocalAddr() net.Addr {
+	return fa.addr
+}
+
 func (fa *fakeAddrer) Read(p []byte) (int, error) {
 	panic("BUG: unexpected Read call")
 }
diff --git a/server_test.go b/server_test.go
index d96d432..a2c892b 100644
--- a/server_test.go
+++ b/server_test.go
@@ -22,7 +22,7 @@ func TestRequestCtxInit(t *testing.T) {
 	}
 	ctx.Logger().Printf("foo bar %d", 10)
 
-	expectedLog := "0.000 #0012345700000000 - 0.0.0.0:0 -  http:// - foo bar 10\n"
+	expectedLog := "0.000 #0012345700000000 - 0.0.0.0:0<->0.0.0.0:0 -  http:// - foo bar 10\n"
 	if logger.out != expectedLog {
 		t.Fatalf("Unexpected log output: %q. Expected %q", logger.out, expectedLog)
 	}
@@ -247,10 +247,10 @@ func TestServerLogger(t *testing.T) {
 	verifyResponse(t, br, 200, "text/html", "requestURI=/foo1, body=\"\", remoteAddr=1.2.3.4:8765")
 	verifyResponse(t, br, 200, "text/html", "requestURI=/foo2, body=\"abcde\", remoteAddr=1.2.3.4:8765")
 
-	expectedLogOut := `0.000 #0000000100000001 - 1.2.3.4:8765 - GET http://google.com/foo1 - begin
-0.000 #0000000100000001 - 1.2.3.4:8765 - GET http://google.com/foo1 - end
-0.000 #0000000100000002 - 1.2.3.4:8765 - POST http://aaa.com/foo2 - begin
-0.000 #0000000100000002 - 1.2.3.4:8765 - POST http://aaa.com/foo2 - end
+	expectedLogOut := `0.000 #0000000100000001 - 1.2.3.4:8765<->1.2.3.4:8765 - GET http://google.com/foo1 - begin
+0.000 #0000000100000001 - 1.2.3.4:8765<->1.2.3.4:8765 - GET http://google.com/foo1 - end
+0.000 #0000000100000002 - 1.2.3.4:8765<->1.2.3.4:8765 - POST http://aaa.com/foo2 - begin
+0.000 #0000000100000002 - 1.2.3.4:8765<->1.2.3.4:8765 - POST http://aaa.com/foo2 - end
 `
 	if cl.out != expectedLogOut {
 		t.Fatalf("Unexpected logger output: %q. Expected %q", cl.out, expectedLogOut)
@@ -317,6 +317,10 @@ func (rw *readWriterRemoteAddr) RemoteAddr() net.Addr {
 	return rw.addr
 }
 
+func (rw *readWriterRemoteAddr) LocalAddr() net.Addr {
+	return rw.addr
+}
+
 func TestServerConnError(t *testing.T) {
 	s := &Server{
 		Handler: func(ctx *RequestCtx) {
@@ -452,3 +456,7 @@ func (rw *readWriter) Write(b []byte) (int, error) {
 func (rw *readWriter) RemoteAddr() net.Addr {
 	return zeroTCPAddr
 }
+
+func (rw *readWriter) LocalAddr() net.Addr {
+	return zeroTCPAddr
+}