======================================================================== README for Intel(R) ap patches Package

February 2018

Contents

Contains patches for kernel 4.9 and iproute2 v4.15.0

Overview

This kernel patch provide new tunnel type - L2 encapsulated to UDP Patch for iproute2 provide functionality to create l2fou tunnel.

Configuration

patch -p1 < PATCH_NAME

How to run

On first machine

ip addr add 192.15.0.1/24 dev enp0s3 ip link set enp0s3 up ip fou add port 5553 ipproto 143 ip link add l2fou_tun type l2fou remote 192.15.0.2 local 192.15.0.1 ttl 225 encap-sport 5553 encap-dport 5555 brctl addbr br0 brctl addif br0 l2fou_tun ip link set dev l2fou_tun up ip addr add 192.13.10.1/24 dev br0 ip link set dev br0 up

On second machine

ip addr add 192.15.0.2/24 dev enp0s3 ip link set enp0s3 up ip fou add port 5555 ipproto 143 ip link add l2fou_tun type l2fou remote 192.15.0.1 local 192.15.0.2 ttl 225 encap-sport 5555 encap-dport 5553 brctl addbr br0 brctl addif br0 l2fou_tun ip link set dev l2fou_tun up ip addr add 192.13.10.2/24 dev br0 ip link set dev br0 up

Encapsulated ICMP package. Example

Request: ports 5553 -> 5555

0000 52 54 00 48 d2 79 52 54 00 18 fe d0 08 00 45 00 0010 00 7e 11 b4 40 00 e1 11 07 99 c0 0f 00 01 c0 0f 0020 00 02 15 b1 15 b3 00 6a 00 00 1a c8 40 d6 c4 27 0030 9a 8a de 13 00 ef 08 00 45 00 00 54 69 aa 40 00 0040 40 01 3c e1 c0 0d 0a 01 c0 0d 0a 02 08 00 c8 55 0050 d2 06 00 0f d5 ba 87 d9 00 00 00 00 00 00 00 00 0060 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0080 00 00 00 00 00 00 00 00 00 00 00 00

Response: ports 5555 -> 5553

0000 52 54 00 18 fe d0 52 54 00 48 d2 79 08 00 45 00 0010 00 7e 2d 54 40 00 e1 11 eb f8 c0 0f 00 02 c0 0f 0020 00 01 15 b3 15 b1 00 6a 00 00 9a 8a de 13 00 ef 0030 1a c8 40 d6 c4 27 08 00 45 00 00 54 a4 33 00 00 0040 40 01 42 58 c0 0d 0a 02 c0 0d 0a 01 00 00 d0 55 0050 d2 06 00 0f d5 ba 87 d9 00 00 00 00 00 00 00 00 0060 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0080 00 00 00 00 00 00 00 00 00 00 00 00

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