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-rw-r--r--host/include/uhd/transport/udp_simple.hpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/host/include/uhd/transport/udp_simple.hpp b/host/include/uhd/transport/udp_simple.hpp
index 793ec4fd7..98dca02f0 100644
--- a/host/include/uhd/transport/udp_simple.hpp
+++ b/host/include/uhd/transport/udp_simple.hpp
@@ -29,6 +29,9 @@ class UHD_API udp_simple : boost::noncopyable{
public:
typedef boost::shared_ptr<udp_simple> sptr;
+ //! The maximum number of bytes per udp packet.
+ static const size_t mtu = 1500 - 20 - 8; //default ipv4 mtu - ipv4 header - udp header
+
/*!
* Make a new connected udp transport:
* This transport is for sending and receiving