Cisco Bug: CSCuj80315 - Main interface MTU refered instead of subinterface ipv4 mtu for OSPF LSU
Nov 27, 2020
- Cisco 12000 Series Routers
Known Affected Releases
Symptom: GSR XR box sending 1552byte OSPF LSUpdates unfragmented without honoring IPv4 mtu (1500 bytes) settings on sub interfaces. Using the physical MTU set on main interface (mtu 1600bytes) instead. Conditions: Main interface MTU set higher than subinterface ipv4 interface setting.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases