Cisco 400-051 Exam

Which two types of line codes are configurable for an E1 PRI controller on a Cisco IOS router? (Choose two.)

  • A. CRC4
  • B. AMI
  • C. B8ZS
  • D. HDB3
  • E. ESF
  • F. SF
Answer: Option B. D.
Explanation: 

Configuring an NM-xCE1T1-PRI Card for an E1 Interface
Perform this task to select and configure an NM-xCE1T1-PRI network module card as E1.
SUMMARY STEPS
1. enable
2. configure terminal
3. card type e1 slot
4. controller e1 slot / port
5. linecode {ami | hdb3}
6. framing {crc4 | no-crc4}
Reference:
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/interface/configuration/12-4/ir-12-4-book/ir-12-port-chann-nm.html

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