Product Documentation
  1. Create the bond0 configuration file /etc/sysconfig/network-scripts/ifcfg-bond0.
  2. Add the following lines:
    DEVICE=“bond0”
    NAME=“bond0”
    BOOTPROTO=“static”
    IPV6INIT=“no”
    NM_CONTROLLED=“no”
    USERCTL=“no”
    ONBOOT=“yes”
    IPADDR=
    PREFIX=
    GATEWAY=
    BONDING_OPTS=“mode=4 miimon=100 lacp_rate=fast xmit_hash_policy=1”

    https://demo4.strongkey.com/getstarted/assets/documents/HTML/images/key_strong_cyan.pngNOTE: In today's retail environment, POS devices may be a smartphone or tablet computer with a physically connected card-reader. Alternatively, they may be “ wireless” readers using one of many wireless protocols such as Near Field Communications (NFC), Bluetooth, etc. However, the principal concept is the same: the card is present in front of the merchant, adding a level of verification not found in “card not present” transactions.

  3. To load the bond0 interface into the kernel, create /etc/modprobe.d/bonding.conf.
    shell> vi /etc/modprobe.d/bonding.conf
  4. Add the following line to it:
    shell> vi /etc/modprobe.d/bonding.conf
  5. Create/Edit the file /etc/sysconfig/network-scripts/ifcfg-em1.
  6. Add the following lines:
    DEVICE=“em1”
    NAME=“em1”
    TYPE=“Ethernet”
    BOOTPROTO=“none”
    IPV6INIT=“no”
    NM_CONTROLLED=“no”
    USERCTL=“no”
    ONBOOT=“yes”
    UUID=“28c26039-0e5d-4910-b544-1b46cc9c0023”
    MASTER=bond0
    SLAVE=yes
  7. Create/Edit the file /etc/sysconfig/network-scripts/ifcfg-em2.
  8. Add the following lines:
    DEVICE=“em2”
    NAME=“em2”
    TYPE=“Ethernet”
    BOOTPROTO=“none”
    IPV6INIT=“no”
    NM_CONTROLLED=“no”
    USERCTL=“no”
    ONBOOT=“yes”
    UUID=“c11c3b5d-c58b-499b-91be-72e686711815”
    MASTER=bond0
    SLAVE=yes
  9. Enter the following command to make sure module bonding is loaded:
    shell> lsmod | grep -i bonding
    If it is not loaded, load the module with the following command:
    shell> modprobe bonding
  10. Restart networking:
    shell> systemctl restart network
  11. Check the status of the bonding interface with the following command:
    shell> cat /proc/net/bonding/bond0