CCNP ENCOR 350-401 EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS
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CCNP ENCOR 350-401
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CCNP ENCOR 350-401
CCNP ENCOR 350-401 EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS
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CCNP ENCOR 350-401 EXAM 2024/2025
WITH 100% ACCURATE SOLUTIONS
How are entries populated into the MAC Address-Table? - Precise
Answer ✔✔By associating the source MAC address of received frames
with the ingress port
Once a MAC address is dynamically learned, if that MAC address is
never seen again how long will the switch wait before purging the entry?
- Precise Answer ✔✔300 seconds
What are the possible actions a switch can perform on a received frame?
- Precise Answer ✔✔- Forward
- Flood
- Drop
What types of entries can be found within the MAC Address-Table? -
Precise Answer ✔✔- Static
- Dynamic
What is a TCAM? - Precise Answer ✔✔- 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? - Precise Answer
✔✔- TCAM memory is stored as VMR triplets
+ Value
+ Mask
+ Result
What is a SDM? - Precise Answer ✔✔- 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 - Precise Answer ✔✔- 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? - Precise Answer ✔✔- 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? - Precise Answer
✔✔VLAN 1
, Where is VLAN information stored on a switch? - Precise Answer
✔✔VLAN information is not saved in the running-config or startup-
config but in a separate file called vlan.dat on your flash memory.
What command is used to delete VLAN information? - Precise Answer
✔✔delete flash:vlan.dat
How do you create a new VLAN? - Precise Answer ✔✔config t
! Configure VLAN #
vlan < vlan ID >
! Configure VLAN name (optional)
name < vlan name >
end
How do you assign a VLAN to a switchport? - Precise Answer
✔✔config t
int < int type > < int # >
! Make switchport an access port
switchport mode access
switchport access vlan < vlan ID >
end
What command is used to verify switchport configuration? - Precise
Answer ✔✔show int < int type > < int # > switchport
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