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Which two types of authentication does EIGRP offer? (Choose two)
A. TKIP
B. MD5
C. WPA
D. Plain text
Correct Answer: BD
Explanation/Reference:
Explanation:
The router uses two types of authentication:
Simple password authentication (also called plain text authentication)–Supported by Integrated
System-Integrated System (IS-IS), Open Shortest Path First (OSPF), and Routing Information
Protocol Version 2 (RIPv2) MD5 authentication–Supported by OSPF, RIPv2, BGP, and EIGRP
BD
http://www.ciscopress.com/articles/article.asp?p=102174&seqNum=6
EIGRP does not send routing updates periodically, as does IGRP. EIGRP allows for authentication with simple passwords or with MD5.