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Question 5 2 pts (TCO 6) Which of the following statements describe EIGRP authentication? EIGRP authentication uses a preshared key. EIGRP authentication uses varying levels of WEP to encrypt data exchanged between routers. O O EIGRP authentication can be configured on one router and updates from this router are protected, whereas a neighbor router can be without the authentication configuration and its updates are unprotected. EIGRP authentication requires that both routers have the same keychain name. o