Top "Mtu" questions

In computer networking, the MTU (Maximum Transmission Unit) of a communications protocol of a layer is the size (in bytes) of the largest protocol data unit that the layer can pass onwards.

How to find the largest UDP packet I can send without fragmenting?

I need to know what the largest UDP packet I can send to another computer is without fragmentation. This size …

networking tcp udp mtu
How to know the MTU size of Android Smartphone

Any command to know the MTU size of Android?

android mtu
How to change MTU setting permanently

I need to permanently change MTU to 1500. By permanently I mean if I reboot the system or will do service …

linux networking tcp mtu
MTU 1500: fragment packets after 1472 bytes

I have couple of VMs running on Openstack. I have one data network gateway assigned into the switch with MTU=1500, …

networking virtual-machine openstack mtu
Do MTU modifications impact both directions?

ifconfig 1.2.3.4 mtu 1492 This will set MTU to 1492 for incoming, outgoing packets or both? I think it is only for incoming

linux networking mtu ifconfig
How to calculate MSS

By default when we say about MSS for TCP ethernet packet 1460 and MTU is 1500. MSS = MTU - 20(IP header) - 20(…

tcp mtu mss
Can UDP packet be fragmented to several smaller ones

Can UDP packet be fragmented to several smaller ones if it exceeds MTU? It seems that MTU fragmentation is about …

networking udp ip mtu
sendto() returns values greater than MTU on SOCK_DGRAM (UDP) socket

I'm currently writing a UDP client/server (on GNU/Linux). I'm using sendto() for sending messages on a SOCK_DGRAM …

c linux sockets udp mtu
set MTU in C programmatically

A client requested that the MTU limit should be 1492. Is there a way to do it in the source code (…

c sockets network-programming mtu
How to find mtu value of network through code(in python)?

I have to write a code where I need to send data using udp protocol in python. I need to …

python sockets mtu