diff --git a/PPPOE_management.md b/PPPOE_management.md
index 5e89a95..3dd6cc6 100644
--- a/PPPOE_management.md
+++ b/PPPOE_management.md
@@ -1,6 +1,9 @@
 # PPPoE management guide
 
-## Adding new vlan interface
+
+## VLAN operations
+
+### Adding new vlan interface
 
 ```
 interface=bond0.2529,{"services":["zone1","Flexnet","ferrari2","fi","rp","pr","dotnet"],"service-blank":1}
@@ -15,7 +18,7 @@ After updating accel-ppp config, you need to run script that will create vlans a
 sh /etc/add_accel_vlans.sh
 ```
 
-## Monitoring vlan utilization
+### Monitoring vlan utilization
 
 ```
 ~ # accel-cmd pppoe interface show
@@ -48,7 +51,7 @@ This is not easy operation and will cause extended downtime due need to kill all
 You can use raw interface del, wait until all users gone, then update accel-ppp.conf, and use shell script to add interface back.
 **TODO** I have in development new version of pppoe that will allow to modify interface without downtime.
 
-### Monitoring CPU usage
+## Monitoring CPU usage
 
 ```
 mpstat -P ALL 1
@@ -59,6 +62,8 @@ cpubalancerd --rebalance
 ```
 **TODO** I have cpubalancerd in development that will do this automatically in daemon mode, still it is under testing
 
+## Troubleshooting PPPoE
+
 ### How PPPoE session is established
 
 0. Preliminary: you can find out MAC of server using ifconfig INTERFACENAME, for example:
diff --git a/networking.md b/networking.md
new file mode 100644
index 0000000..3dd0f94
--- /dev/null
+++ b/networking.md
@@ -0,0 +1,24 @@
+## Bonding
+Typical bonding configuration
+
+```
+modprobe i40e
+modprobe bonding
+ip link add dev bond0 type bond
+ip link set dev eth4 down
+ip link set dev eth5 down
+ip link set dev eth6 down
+ip link set dev eth7 down
+ip link set dev bond0 down
+echo 802.3ad >/sys/devices/virtual/net/bond0/bonding/mode
+echo "layer3+4" >/sys/devices/virtual/net/bond0/bonding/xmit_hash_policy
+ip link set dev eth4 master bond0
+ip link set dev eth5 master bond0
+ip link set dev eth6 master bond0
+ip link set dev eth7 master bond0
+ip link set dev eth4 up
+ip link set dev eth5 up
+ip link set dev eth6 up
+ip link set dev eth7 up
+ip link set dev bond0 up
+```
\ No newline at end of file