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Cisco nexus Interview Questions and Answers

What’s Nexus?

NEXUS could be a bi-national, Canada-United States program for pre-approved, low-risk travellers getting into Canada or the us (U.S.) at selected air, land and marine ports of entry.

The program permits its members to enter either country a lot of quickly and simply by exploitation automatic self-serve kiosks within the air mode of travel, dedicated lanes within the land mode of travel, and by line phonereportage Centres (TRCs) before arrival within the marine mode of travel.

What square measure the advantages Of exploitation Nexus?

NEXUS members avoid long line-ups and save time exploitation automatic self-serve kiosks at 9 Canadian international airports (NEXUS Air).As an additional profit, once traveling on domestic, U.S.-bound, and choose international flights, NEXUS members is facilitated through Canadian shipping Security Authority (CATSA) airfield security screening lanes placed at sixteen Canadian airports. Members should gift their valid NEXUS card to access the trusty soul CATSA Security Line. 

What’s Iris Recognition Bio Metric Technology?

Iris recognition biometric technology identifies the distinctive patterns of the iris (the colored ring round the pupil of the eye). The technology reads every of the 266 distinctive characteristics within the human iris. It is safe, secure and non-invasive.

Cisco Nexus Training

What’s the scale Of A Nexus Card?

A NEXUS card is roughly an equivalent size as a regular mastercard or driver’s licence.

However, will Nexus within the Air Mode Work?

NEXUS members will use the automatic kiosks placed within the U.S. Preclearance space and therefore the Canadian examination services space at taking part airports.Members will proceed on to the NEXUS self-serve booth and don’t have to be compelled to undergo the quality queue to talk to a border services officer or CBP officer.

Wherever Is Nexus within the Air Mode Available?

NEXUS within the air mode is on the market at eight locations once getting into Canada.

In addition, please note that a trusty traveler booth is additionally accessible at Billy Bishop provincial capital town field, for incoming flights just for use by members of NEXUS and CANPASS Air.

Wherever Is Nexus within the Marine Mode Available?

NEXUS within the marine mode is on the market at some 450 locations once getting into Canada.

Why will Vpc Not Block Either Of The Vpc Uplinks?

Nexus 7000 incorporates a loop hindrance methodology that drops traffic traversing the peer link (destined for a vPC peer link) once there aren’t any failing vPC ports or links. The rule is simple: if the packet crosses the vPC peer link, it should not leave any port in a very vPC although that vPC doesn’t have the first VLAN.

Is There A Tool accessible For Configuration Conversion On Cisco 6500 Series To The Nexus Platform?

Cisco has developed the IOS-NXOS Migration Tool for fast configuration conversion on Cisco 6500 series to the Nexus series OS.

What are Orphan Ports?

Orphan ports are single hooked up devices that don’t seem to be connected via a vPC, however still carry vPC VLANs. within the instance of a peer-link shut or restoration, associate orphan port’s property could also be absolute to the vPC failure or restoration method. Issue the show vpc orphan-ports command so as to spot the wedged VLANs.

What’s The Minimum Nx-os unleash needed To Support Fcoe within the Nexus 7000 Series Switches?

FCoE is supported on Cisco Nexus 7000 Series systems running Cisco NX-OS unleash five.2 or later.

On A Nexus, is that the Metric-type Keyword Not accessible within the “default-information Originate” Command?

On a Nexus, use a route-map command with a group clause of metric-type type-[½] so as to possess constant practicality as in IOS exploitation the default-information originate perpetually metric-type [½] command.

For example:

switch(config)#route-map STAT-OSPF, permit, sequence 10switch(config-route-map) #match interface LAN 1/2switch(config-route-map) #set metric-type  type-1

What’s Vpc And What are Its Benefits?

Virtual PortChannel (vPC) could be a port-channeling thought that extends link aggregation to 2 separate physical switches.

Benefits of vPC include:

Utilizes all accessible transmission information measure

Allows the creation of resilient Layer two topologies supported link aggregation

Eliminates the dependence of Spanning Tree Protocol in Layer two access distribution layer(s)

Enables clear server quality and server high handiness (HA) clusters

Scales accessible Layer two information measure

However, Do I produce A Peer Link For Vdc And A Keepalive Link for every Vdc?

Configure the vPC Keepalive Link and Messages

This example demonstrates a way to assemble the destination, supply informatics address, and VRF for the vPC-peer-keepalive link:

switch# assemble terminal

switch(config)# feature vpc

switch(config)# vpc domain a hundred

switch(config-vpc-domain)# peer-keepalive destination 172.168.1.2 source

172.168.1.1 vrf vpc-keepalive

Create the vPC Peer Link

What will The îm_action-6-inform: Packets born thanks to Ids Check Length Consistent On Module Message Mean?

Cisco NX-OS supports Intrusion Detection System (IDS) checks that validate informatics packets to confirm correct information. this is often Associate in Nursing sweetening starting in five.x.

The EEM message is being logged as a result of a packet is received by the switch wherever the LAN frame size is shorter than the expected length to incorporate the informatics packet length and the LAN header. The packet is born by the hardware thanks to this condition.

What number Syslog Servers is additional To A Nexus 7000 Series Switch?

The maximum range of syslog servers designed is three.

Is Nexus 7010vpc Feature (lacp Enabled) Compatible With The Cisco Asa Etherchannel Feature And With Ace 4710 Etherchannel?

With relevancy vPC, any device that runs the LACP (which may be a standard), is compatible with the Nexus 7000, together with ASA/ACE.

Cisco Nexus Live Training

What number Ospf Processes is Run in a very Virtual Device Context (vdc)?

There is up to four (4) instances of OSPFv2 in a very VDC.

That Nexus 7000 Modules Support Fibre Channel Over local area network (fcoe)?

The Cisco Nexus 7000 Series 32-Port one and ten Gigabit local area network Module support FCoE. The half range of the merchandise is N7K-F132XP-15.

On A Nexus, is that the Metric-type Keyword Not offered within the “default-information Originate” Command?

On a Nexus, use a route-map command with a collection clause of metric-type type-[½] so as to possess an equivalent practicality as in IOS exploitation the default-information originate forever metric-type [½] command.

For example:

switch(config)#route-map STAT-OSPF, permit, sequence ten

switch(config-route-map)#match interface local area network 1/2

switch(config-route-map)#set metric-type  internal

January 25, 2020
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