This post will detail on OSPF problem condition of "Stuck in EXSTART" state due to MTU mismatch between OSPF neighbors. (For better understanding please go through the related video .).
Nov 09, 2018 · Cisco Nexus SmartNIC K35-S (formerly X10) (XCKU035 FPGA) ... flags=4163 mtu 1500 inet 10.0.0.100 ... since Ethernet clock mismatch may result in transmitter ...