TX Modifier

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TX Modifier allows you to alter the outbound (TX) packets of any non-read-only IO Ninja plugin.

Basic Setup

  1. In any non-read-only IO Ninja session you want to modify the outbound (TX) packets of, e.g. TCP Connection or Serial, attach the “TX Modifier” layer via the “Layer Pipeline” dropdown.

_images/tx-modifier-attach.png

  1. In the “Control” pane, set your required prefix, suffix, interval, inter-char delay, and retransmit number. When specifying prefixes and suffixes, you can use any of the C-escape characters.

_images/tx-modifier-modify.png

  1. All subsequent outbound (TX) packets will be sent based on your selected modifications. Send a packet from the log to confirm your packet is correct, and adjust if needed.

_images/tx-modifier-modified.png

Settings

_images/tx-modifier-settings.png

Setting

Description

Default

Append prefix

Whether or to append the specified prefix to outbound packets.

True

Prefix data

Specify the data to be prefixed. You can use any of the C-escape characters.

\x02

Append suffix

Whether or to append the specified suffix to outbound packets.

True

Suffix data

Specify the data to be suffixed. You can use any of the C-escape characters.

\r

Re-transmission

Whether or not to re-transmit the TX packets based on specified count and delay.

True

Re-transmit count

How many extra times to re-transmit the TX packet.

2

Re-transmit delay (ms)

How long between re-transmissions.

1000

Insert inter-char delays

Whether or not to use inter-character delays during transmissions. Inter-character delays are delays between each individual character in the packet.

False

Inter-char delay (ms)

Amount of time for the inter-character delay. Inter-character delays are delays between each individual character in the packet.

200