Cisco Certifications Interview Questions
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How to see the running-config & startup-config infor from global configuration mode. As we know, from priviledge mode we cn see it by executing command. i.e. Router#show running-config and Router#show startup-config Now wat is the coommands use in global configuration mode o see those info. Router(Config)# ??????

Juniper Networks,

4 6400

You want to clear the outputs on your serial interface showing errors on the interface. Which command do you type?

1 4043

Which command will show you if you have a DTE or DCE cable connected to an interface?

DFSS,

4 27543

Write out a config to permit only the below MAC address to pass traffic through a port on your switch. mac-address 0005.1b00.5b58

4 4310

Hi Guys I am facing one problem while configuring PAP over Point to Point links. Configuration scenario is like this. ROUTER 1: (Hostname – R1) R1(config)#username R2 password CCNA2 R1(config)#interface serial 1/1 R1(config-if)ip address 10.0.0.1 255.0.0.0 R1(config-if)#lock rate 64000 R1(config-if)#encapsulation ppp R1(config-if)#ppp authentication pap R1(config-if)#ppp pap sent –username R1 password CCNA1 R1(config-if)#no shutdown ROUTER 2: (Hostname – R2) R2(config)#usename R1 password CCNA1 R2(config)#interface serial 1/1 R2(config-if)#ip address 10.0.0.2 255.0.0.0 R2(config-if)#encapsulation ppp R2(config-if)# ppp authentication pap R2(config-if)# ppp pap sent –username R2 password CCNA2 R2(config-if)#no shutdown Now problem is that, after configure the command “ppp authentication pap” the “Line protocol” status goes down on each router. But when I disable this command using “no ppp authentication pap”, the “Line Protocol” status goes up. What could be the problem, can anyone explain it plzzz….!!! Thanks in Advance…!! Shahin..

6 7502

Port selection is done at which layer of OSI reference model?????

4 4975

ok this is practical senario question how can we comunicate two diffrent network host by i single 1603 sires of cisco router rember that the cisco series of that router have singe 100mbps ethernet now think think write all command answer is so simple i wiil; give the answer after 20 visit til then wait

2 4341

how we can creat VPN..??? how it can be configured on cisco switches..??? can we creat VPN on different networks..??? why we need to create VPN..??? kindly write complete activity of commands to configure a VPN on switch..??? me specially looking towards Jatendra and Shahin

1 4944

What is the difference between RIP & RIPng???? Can anyone explain it..!!! Thank u in advance.

1 17602

hi friend i am stuck in the big problem.this problem is regading pix firewall. i have a cisco pix 515e firewall inmy company.now when i configure it and after rebooting it the ACT link never getup.when i apply clear config all comand the ACT link get up after oveservation i see that there is fauilover problem when i apply failover active ACT link agin get up is there any way to get my firewall in standby mode rember that there is only on firewall within my n/w i am lookig towards all of you jitendera kumar sinha

1502

can any budy send the steps for enabling snmp on cisco switches(L2).

DELL,

1 2904

How do i decide if an extended access-list is in or out?

1 2647

What is the meaning of PASSIVE interface in RIP, IGRP, EIGRP & OSPF?? Can any one explain..!!!

6 22447

What is the difference between OSPF Exteral Type 1 (O E1) & External Type 2 (O E2) routes????

4 28839

Hello Every one. Actually its my first time to using this site and first time to posting a question. Actually i need to know about CCNA Exam. Please can any one tell me about the Exam style and any recommendation for study? Best Regards to all the Friends

1 2704


Un-Answered Questions { Cisco Certifications }

What is the difference between communication and transmission?

621


Explain how many broadcast domains are in switch?

765


How is rip different from igrp?

645


What is topology in ccna?

753


What is the difference between static and dynamic ip addressing?

704






In which ios version 182 people can access router through telenet?

634


When ospf protocol advertise its routing table?

644


Does a bridge divides a network into smaller segments?

620


Can you give an overview of various components in IPSec?

1954


Explain what are partial updates?

665


How many tables are in ospf protocol?

827


Differentiate Logical Topology from Physical Topology

696


Explian what is a node?

627


What route entry will be assigned to dead or invalid route in case of RIP?

951


I simulate ten routers r1 to r10 straightly. I want I can ping from the loop of r1 to loop of r10, but I want I cant ping r1 and r10 from inside routers.?

644