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Hi, Everyone. Can I ask for your assistance, I am trying to follow tutorials configuring NAT-PT for my CCNA R & S exam. I am using this link: https://www.cisco.com/c/en/us/support/docs/ip/network-address-t... Hello CISCO member i have little confusion about CCNA books. the original cisco press books have different ISBN numbers compare to Pearson INDIA books. which books i have to study. are Pearson INDIA and CI... Your internal desktop network is in the 172.16.0.0/16 range. Keep the Cisco wildcard method of network notation in mind as you answer. Just a spot check!! Create a Cisco Access Control List entries to al... Hello all, I have the following BGP routing topology. R2 and R3 are BGP neighbors. I run OSPF on the left side. And I run EIGRP on the right side. The problem: R1 cannot ping loopback 10.4.4.4. And R4 ... As part of my CCNA studies I am going to buy Wendell Odom's CCNA Routing and Switching 200-125 Network Simulator. It is built either for Windows or Mac. I ditched Win long time ago and use Arch(Linux). Has anyone succ... Hi, I'm looking at a QoS policy using MQC in a lab that has match-any statements for IP PREC headers 1 to 5, example class-map match-any VOICE match ip precedence 5 ! There does not appear to be any statement fo... Dear All, i wanted to check 2911 router warranty either its in advanced or standard warranty. Also need to check its services. Hi All, I am just finishing getting ready for my ICND1 and thought I share my mind maps. They are not perfect and of course reflect my approach to it all, but I'd like to think should be helpful... Hi, I am trying to configure PRTG to monitor some of my SG300 series managed switches but I am only able to discover ping, https etc sensors. I want ot monitor CPU utilization, temperature, fan status etc with... Hello all, The ICND1 OCG has the following diagram and text. At its step 4, it says: "Depending on conditions not discussed here, R1 either removes the route from its routing table or marks the route as unusab... Hello all, From ICND1, Chapter 19 Learning IPv4 Routes with RIPv2, page 441, it says: " Split horizon is a DV feature that tells a router to omit some routes from an update sent out an interface. Which route... I changed careers to IT and I've done desktop support for almost 3 years. I became interested in Cisco certification about a year ago. I recently bought Cisco Press Official Certification Guide for CCENT and CCNA - Ro... How many subnets and how many hosts per subnets can you create from 172.16.0.0 255.255.255.224 ? MY WORKOUT subnet mask .224 means 5 bits for hosts, the remaining ones for subnet portion. nr. subnets = 2^(27-24)... Hi All, I am now getting ready to book my exam and hopefully pass it the first time. I work with Cisco LANs on daily basis at work, and have physical lab at home, but I am really excited about having a set of ... Can anyone assist with the Acclaim Badge showing up on https://www.youracclaim.com/? I went to View Profile>More>Reputation>My Certifications and dragged the badge in the dotted 'Drag Here' circle. Hello all, How do I get key-string 7 text correct? Thanks. R1(config)#key chain CCNA-KEYCHAIN R1(config-keychain)#key 1 R1(config-keychain-key)#? Key-chain key configuration commands:... Hello all, I always thought with auto-summary, routers with RIPv2 running would pass on classful network information only. But it's not true. Inside the contiguous network, the "debug ip rip" output clearly sh... Hello all, https://youtu.be/pRSzr93sCss In this CBTNuggets video, Anthony says RipV2 uses UDP broadcast. We all know and many material states RIPv2 sends its packets to multicast address 22.214.171.124. &n... Hi Cisco Academy PC1 want to communicate to PC2 what process should run 1st? 3 way hand shake? then DNS (IF HAVE ONE)? then ARP? how communications started ??? Hi when a switch become layer 3 capable so can a router process layer 2 information? if yes then why and in what scenarios?