diff --git a/backport-debian-enable-rmt-calls-with-r.patch b/backport-debian-enable-rmt-calls-with-r.patch
new file mode 100644
index 0000000..6a6feec
--- /dev/null
+++ b/backport-debian-enable-rmt-calls-with-r.patch
@@ -0,0 +1,139 @@
+Description: Add command line option to enable remote calls at runtime
+instead build time
+Author: Josue Ortega <josue@debian.org>
+Last-Update: 2019-09-17
+
+Conflict:NA
+Reference:https://sources.debian.org/data/main/r/rpcbind/1.2.5-9/debian/patches/00-rmt-calls.patch
+
+---
+ Makefile.am   |  4 ----
+ configure.ac  |  4 ----
+ man/rpcbind.8 |  7 ++++++-
+ src/rpcbind.c | 18 +++++++++++-------
+ 4 files changed, 17 insertions(+), 16 deletions(-)
+
+diff --git a/Makefile.am b/Makefile.am
+index bcdd69f..3efe198 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -29,10 +29,6 @@ if LIBWRAP
+ AM_CPPFLAGS +=	-DLIBWRAP
+ endif
+ 
+-if RMTCALLS
+-AM_CPPFLAGS +=	-DRMTCALLS
+-endif
+-
+ bin_PROGRAMS = rpcinfo
+ sbin_PROGRAMS = rpcbind
+ 
+diff --git a/configure.ac b/configure.ac
+index d2a0352..1402ff4 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -21,10 +21,6 @@ AC_ARG_ENABLE([warmstarts],
+   AS_HELP_STRING([--enable-warmstarts], [Enables Warm Starts @<:@default=no@:>@]))
+ AM_CONDITIONAL(WARMSTART, test x$enable_warmstarts = xyes)
+ 
+-AC_ARG_ENABLE([rmtcalls],
+-  AS_HELP_STRING([--enable-rmtcalls], [Enables Remote Calls @<:@default=no@:>@]))
+-AM_CONDITIONAL(RMTCALLS, test x$enable_rmtcalls = xyes)
+-
+ AC_ARG_WITH([statedir],
+   AS_HELP_STRING([--with-statedir=ARG], [use ARG as state dir @<:@default=/run/rpcbind@:>@])
+   ,, [with_statedir=/run/rpcbind])
+diff --git a/man/rpcbind.8 b/man/rpcbind.8
+index fbf0ace..2efd0e4 100644
+--- a/man/rpcbind.8
++++ b/man/rpcbind.8
+@@ -11,7 +11,7 @@
+ .Nd universal addresses to RPC program number mapper
+ .Sh SYNOPSIS
+ .Nm
+-.Op Fl adhiLls
++.Op Fl adhiLlsr
+ .Sh DESCRIPTION
+ The
+ .Nm
+@@ -149,6 +149,11 @@ to do a "warm start" by read a state file when
+ starts up. The state file is created when
+ .Nm
+ terminates.
++.It Fl r
++Turn on remote calls. Cause
++.Nm
++to open up random listening ports. Note that rpcinfo need this feature turned on
++for work properly. (This flag is a Debian extension.)
+ .El
+ .Sh NOTES
+ All RPC servers must be restarted if
+diff --git a/src/rpcbind.c b/src/rpcbind.c
+index 24f42f8..3223eda 100644
+--- a/src/rpcbind.c
++++ b/src/rpcbind.c
+@@ -87,6 +87,7 @@ int debugging = 0;	/* Tell me what's going on */
+ int doabort = 0;	/* When debugging, do an abort on errors */
+ int dofork = 1;		/* fork? */
+ int createdsocket = 0;  /* Did I create the socket or systemd did it for me? */
++int rmtcalls = 0; /* Remote calls */
+ 
+ rpcblist_ptr list_rbl;	/* A list of version 3/4 rpcbind services */
+ 
+@@ -807,12 +808,12 @@ got_socket:
+ #endif
+ 
+ 
+-#ifdef RMTCALLS
++    if (rmtcalls) {
+ 	/*
+ 	 * rmtcall only supported on CLTS transports for now.
+ 	 */
+-	if (nconf->nc_semantics == NC_TPI_CLTS) {
+-		status = create_rmtcall_fd(nconf);
++	    if (nconf->nc_semantics == NC_TPI_CLTS) {
++		    status = create_rmtcall_fd(nconf);
+ #ifdef RPCBIND_DEBUG
+ 		if (debugging) {
+ 			if (status < 0) {
+@@ -825,8 +826,8 @@ got_socket:
+ 			}
+ 		}
+ #endif
+-	}
+-#endif
++	   }
++    }
+ 
+ 	if (res != NULL)
+ 		freeaddrinfo(res);
+@@ -896,7 +897,7 @@ parseargs(int argc, char *argv[])
+ {
+ 	int c;
+ 	oldstyle_local = 1;
+-	while ((c = getopt(argc, argv, "adh:ilswf")) != -1) {
++	while ((c = getopt(argc, argv, "adh:ilswfr")) != -1) {
+ 		switch (c) {
+ 		case 'a':
+ 			doabort = 1;	/* when debugging, do an abort on */
+@@ -926,13 +927,16 @@ parseargs(int argc, char *argv[])
+ 		case 'f':
+ 			dofork = 0;
+ 			break;
++		case 'r':
++            rmtcalls = 1;
++			break;
+ #ifdef WARMSTART
+ 		case 'w':
+ 			warmstart = 1;
+ 			break;
+ #endif
+ 		default:	/* error */
+-			fprintf(stderr,	"usage: rpcbind [-adhilswf]\n");
++			fprintf(stderr,	"usage: rpcbind [-adhilswfr]\n");
+ 			exit (1);
+ 		}
+ 	}
+-- 
+2.23.0
+
diff --git a/rpcbind.spec b/rpcbind.spec
index f1b47b3..343aef1 100644
--- a/rpcbind.spec
+++ b/rpcbind.spec
@@ -3,7 +3,7 @@
 
 Name:              rpcbind
 Version:           1.2.6
-Release:           3
+Release:           4
 Summary:           Universal addresses to RPC program number mapper
 License:           BSD
 
@@ -28,6 +28,7 @@ Patch104: 	   %{name}-0.2.4-systemd-rundir.patch
 Patch105:          bugfix-rpcbind-GETADDR-return-client-ip.patch
 Patch6001: 	   CVE-2017-8779.patch
 Patch6002: 	   backport-fix-double-free-in-init_transport.patch
+Patch6003:         backport-debian-enable-rmt-calls-with-r.patch
 Patch9000: 	   bugfix-listen-tcp-port-111.patch
 
 Provides: 	   portmap = %{version}-%{release}
@@ -117,6 +118,12 @@ fi
 %{_mandir}/man8/*.8.gz
 
 %changelog
+* Wed Mar 30 2022 kircher <majun65@huawei.com> - 1.2.6-4
+- Type:bugfix
+- Id:NA
+- SUG:NA
+- DESC:enable rmt-calls with -r
+
 * Mon Feb 28 2022 quanhongfei <quanhongfei@h-partners.com> - 1.2.6-3
 - Type:bugfix
 - Id:NA
diff --git a/rpcbind.sysconfig b/rpcbind.sysconfig
index 4b35e37..ed3f3b7 100644
--- a/rpcbind.sysconfig
+++ b/rpcbind.sysconfig
@@ -1,3 +1,4 @@
 #
 # Optional arguments passed to rpcbind. See rpcbind(8)
 RPCBIND_ARGS=""
+RPCBIND_OPTIONS="-r"