Computer Science > TEST BANKS > CCNP ENCOR 350-401 | 714 Questions with 100% Correct Answers | 89 Pages (All)

CCNP ENCOR 350-401 | 714 Questions with 100% Correct Answers | 89 Pages

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How are entries populated into the MAC Address-Table? - ✔✔By associating the source MAC address of received frames with the ingress port Once a MAC address is dynamically learned, if that MAC ad... dress is never seen again how long will the switch wait before purging the entry? - ✔✔300 seconds What are the possible actions a switch can perform on a received frame? - ✔✔- Forward - Flood - Drop What types of entries can be found within the MAC Address-Table? - ✔✔- Static - Dynamic What is a TCAM? - ✔✔- Ternary Content Addressable Memory - Unlike regular RAM which is binary (stores a 0 or a 1), TCAM memory can store three values. + 0 = True + 1 = False + X = Don't Care - Good for matching partial patterns. + Routes + ACL Entries + Anything that would have an associated subnet-or-wildcard mask. - Many switches also use TCAMS for MAC Address-Table. What does the TCAM memory structure consist of? - ✔✔- TCAM memory is stored as VMR triplets + Value + Mask + Result What is a SDM? - ✔✔- Switching Database Manager - Mechanism that determines TCAM space and usage in lower-end switches. - Utilizes pre-formatted "SDM Templates." - Templates cannot be modified. - One can switch to a different template. - Different templates only activated after a reload. SDM IOS Commands - ✔✔- Viewing available SDM Templates + Switch# show sdm prefer ? - Viewing current template+ Switch# show sdm prefer - Changing to a different template + Switch(config)# sdm prefer <template-name> What is a VLAN? - ✔✔- Virtual LANs - A logical grouping of devices in the same layer 2 (L2) broadcast domain (BD). - Separates BDs. - Range of VLANs = 1 - 4095 + 0: Reserved for 802.1p (Priority Code Point (PCP)) + 1 -1001: Normal range VLANs + 1002 - 1005: Reserved VLANs + 1006 - 4094: Extended Range VLANs + 4095: Reserved What is the default VLAN for LAN catalyst switches? - ✔✔VLAN 1 [Show More]

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