Forum Discussion
Jan 31, 2019
Check out this post:
https://devcentral.f5.com/questions/rename-default-mrhsession-cookie
Seems to be a similar issue. Turned out at some point you'll need to rename the MRHSession cookie, so the sessions from both the external and internal APM will not interfere with each other. This needs to done with the use of custom iRules.