# \#byte

**URL:** https://forums.digi.com/tag/byte/2652.md

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## [Extra byte "FF" being added to the response message](https://forums.digi.com/t/extra-byte-ff-being-added-to-the-response-message/19411)

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**Author:** [@RBourque](https://forums.digi.com/u/RBourque)\
**Replies:** 1\
**Last updated:** [April 25, 2018, 3:06pm UTC](https://forums.digi.com/t/extra-byte-ff-being-added-to-the-response-message/19411 "2018-04-25T15:06:44Z")

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Has anyone experienced additional bytes being added to a message that is passing through a Digi? For instance the message below is from a device and is an acceptable message if I remove one pair of the FF’s. So I believ…

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## [C# Changing the frame sent to only affect XBee mac address](https://forums.digi.com/t/c-changing-the-frame-sent-to-only-affect-xbee-mac-address/16246)

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**Author:** [@Lars](https://forums.digi.com/u/Lars)\
**Replies:** 6\
**Last updated:** [February 22, 2016, 8:32am UTC](https://forums.digi.com/t/c-changing-the-frame-sent-to-only-affect-xbee-mac-address/16246 "2016-02-22T08:32:02Z")

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Hi. To sent an api frame, I use the following code: byte\[\] bytesToSend5 = new byte\[\] { 0x7E, 0x00, 0x10, 0x17, 0x01, 0x00, 0x13, 0xA2, 0x00, 0x40, 0xA6, 0x5E, 0x23, 0xFF, 0xFE, 0x02, 0x44, 0x34, 0x05, 0x4F …