4A0-104 practice question 12 of 35
An ES service can have both MAC and IP filters applied to it.
Full set: 288 questionsCorrect Answer:
F; A. TRUE; L; S; E
Explanation
ES (Layer-2 Ethernet) services permit MAC-filter policies only; IP filters can be attached only to Layer-3 interfaces such as IES or VPRN. Applying an IP ACL to an ES SAP is not supported.
Why Incorrect
N/A – binary True/False question.
References
1. Nokia 7750 SR OS Services Guide R21.5, “Ethernet (Epipe) Service,” p. 210-211 (MAC filter attachment), p. 213 (“IP filters are not applicable to L2 services”).
2. Nokia 7750 SR OS Security Guide R21.5, “Filter Types,” p. 45 (IP filters bound to Layer-3 interfaces only).
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