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For Two FEs under NE40 Eth-trunk One-way is Reachable because of 2500 + Transmission Problem

Publication Date:  2012-07-27 Views:  43 Downloads:  0
Issue Description
Topology: NE40----2500 + transmission----2500 + transmission ----NE40
Two FEs of NE40 act as eth-trunk and one-way is reachable.
      
Alarm Information
Null
Handling Process
1. NE40 configuration is not problematic.
2. 2500 + does not support eth-trunk binding. After NE40 FE binds, it has only one MAC address. 2500 + can only recognize one of bound FE port. 2500 + does not support binding and one-way is reachable. NE40 cancels trunk  binding.
      
Root Cause
1. Two FEs of NE40 act as eth-trunk . Cable or configuration is problematic.
2. The transmission is problematic.
      
Suggestions
Null
      

END