Another case of eStreamer failure after FMC upgrade. This time after upgrade from 6.2.0.2 to 6.2.0.4 it worked for a week and after reboot ceased to send longs to Splunk.The following errors can be seen in the log. firepower SF-IMS[8734]: [20144] Event Streamer:sfestreamer [INFO] Estreamer_Poll – Got Try Again while …
Blog Posts
I was setting up a site to site VPN over MPLS link and ran into this error message: Inbound TCP connection denied from … to … flags SYN on interface… This error would generate when traffic was entering Hub ASA and was suppose to traverse VPN tunnel and reach the …
My previous experience with ISE upgrade was somewhat painful but I did not have to dive into logs to move past a certain point. This time I had to dig into troubleshooting a bit deeper. Right from the beginning, I got hit with expired self-signed certificate error so I went …
Had this issue for a while but did not have time to look into it. Every once in a while I’d get a live wired session when MAC to IP would not match. For example, this mac address is associated with 10.147.20.38. Considering this is retrieved from Radius Accounting Start …
This issue had me going for a bit because it started happening on a working production unit after public IP address changed. After updating all the proper VPN setting with new IP address a working tunnel would not establish for some unknown reason. Initiating side would display a message stating …