diff -Nru pyroute2-0.5.6/debian/changelog pyroute2-0.5.6/debian/changelog
--- pyroute2-0.5.6/debian/changelog	2019-06-13 04:30:06.000000000 -0700
+++ pyroute2-0.5.6/debian/changelog	2021-01-14 16:23:49.000000000 -0700
@@ -1,3 +1,11 @@
+pyroute2 (0.5.6-0ubuntu1~cloud1) bionic-train; urgency=medium
+
+  * Increase default recv-buf size (LP: #1904730)
+    - d/p/increase-recvbuf-size.patch: increase recvbuf size
+      from 16k to 32k.
+
+ -- Billy Olsen <billy.olsen@canonical.com>  Thu, 14 Jan 2021 16:23:49 -0700
+
 pyroute2 (0.5.6-0ubuntu1~cloud0) bionic-train; urgency=medium
 
   * New update for the Ubuntu Cloud Archive.
diff -Nru pyroute2-0.5.6/debian/patches/increase-rcvbuf-size.patch pyroute2-0.5.6/debian/patches/increase-rcvbuf-size.patch
--- pyroute2-0.5.6/debian/patches/increase-rcvbuf-size.patch	1969-12-31 17:00:00.000000000 -0700
+++ pyroute2-0.5.6/debian/patches/increase-rcvbuf-size.patch	2021-01-14 16:23:34.000000000 -0700
@@ -0,0 +1,31 @@
+From 97ac611ba42371736a1d1f27330df1965306171c Mon Sep 17 00:00:00 2001
+Author: Billy Olsen <billy.olsen@gmail.com>
+Bug: https://github.com/svinota/pyroute2/issues/751
+Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/pyroute2/+bug/1904730
+Forwarded: https://github.com/svinota/pyroute2/pull/757
+Date: Mon, 7 Dec 2020 13:16:16 -0700
+Subject: [PATCH 1/1] Increase DEFAULT_RCVBUF size for newer kernels
+
+Increase the DEFAULT_RCVBUF size from 16K to 32K to allow more data
+to be passed along with newer kernels.
+
+Fixes #751
+
+Signed-off-by: Billy Olsen <billy.olsen@gmail.com>
+---
+ pyroute2/common.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+Index: pyroute2-0.5.9/pyroute2/common.py
+===================================================================
+--- a/pyroute2/common.py
++++ b/pyroute2/common.py
+@@ -28,7 +28,7 @@ except NameError:
+ 
+ AF_MPLS = 28
+ AF_PIPE = 255  # Right now AF_MAX == 40
+-DEFAULT_RCVBUF = 16384
++DEFAULT_RCVBUF = 32768
+ _uuid32 = 0  # (singleton) the last uuid32 value saved to avoid collisions
+ _uuid32_lock = threading.Lock()
+ 
diff -Nru pyroute2-0.5.6/debian/patches/series pyroute2-0.5.6/debian/patches/series
--- pyroute2-0.5.6/debian/patches/series	1969-12-31 17:00:00.000000000 -0700
+++ pyroute2-0.5.6/debian/patches/series	2021-01-14 16:23:34.000000000 -0700
@@ -0,0 +1 @@
+increase-rcvbuf-size.patch