This article explains about the log message "TNP.BOOTPD VERSION" that is observed on the MX devices.

We might see the below log messages appearing on the MX device:

Feb 14 09:40:45 MX104_RE0 tnp.bootpd[11378]: BOOTPD_VERSION: Version: TNP.BOOTPD release 16.1R7-S3 built by builder on 2018-12-08 05:52:11 UTC 

Feb 14 09:40:45 MX104_RE0 tnp.bootpd[11378]: BOOTPD_VERSION: Version: TNP.BOOTPD release 16.1R7-S3 built by builder on 2018-12-08 05:52:11 UTC

• tnp.bootpd stands for Trivial Network Protocol (TNP) BootP Daemon.
• TNP is a Juniper-specific protocol used for chassis communication in modular devices.
• It is used for bootstrapping and communication between Juniper control boards and line cards.

To verify if tnp.bootpd is running on the device, we shall execute the below command:

> show system processes | match tnp.bootpd

11378 root 20 0 20240 3096 1072 S 0.0 0.0 0:00.02 tnp.bootpd

• The above log message confirms that tnp.bootpd is running and reporting its version. 
• These log messages usually appear, when the RE/CB boots-up and when the tnp.bootpd service starts. 
• These log messages are only informational and doesn't impact any service or reporting any errors.