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Check the SONET Frame Checksum

This chapter describes the SONET frame checksum and how to check and configure it. (See Table 35.)


Table 35: Checklist for Checking the SONET Frame Checksum
SONET Frame Checksum Tasks
Command or Action
  1. Examine Output for Framing Errors

show interfaces interface-name extensive

  1. Check the FCS Configuration

show configuration interfaces | interface-name
show interfaces interface-name

  1. Return to the Default 16-Bit Checksum

[edit]
edit interfaces
so-fpc/pic/port sonet-options
delete fcs 32
show
commit

  1. Configure a 16-Bit Checksum

[edit]
edit interfaces
so-fpc/pic/port sonet-options
set fcs 16
show
commit

  1. Configure a 32-Bit Checksum

[edit]
edit interfaces
so-fpc/pic/port sonet-options
set (fcs 32 | rfc-2615)
show
commit



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