Mailbox tab
This tab is available only if the slave has mailbox support.

- Bootstrap specific cfg: advanced settings to alter the mailbox configuration at bootstrap phase
- Mailbox polling: advanced settings for mailbox polling
- EoE – Virtual ethernet port: if the slave supports EoE (Ethernet over EtherCAT), here you can configure its IP parameters
- CoE Dictionary: lets you specify an external legacy EDS file to be used for CoE object dictionary, instead of the ESI file