Oh gosh, where was I before? I feel sorry that I couldnt find the ValidTorrent 644-906 exam preparation pack in first place.
Angela 
Cisco 644-906 dumps - in .pdf
- Exam Code: 644-906
- Exam Name: Implementing and Maintaining Cisco Technologies Using IOS XR
- Updated: Sep 01, 2025
- Q & A: 77 Questions and Answers
- PDF Price: $59.99
- Free Demo
Cisco 644-906 Value Pack
(Frequently Bought Together)
Online Test Engine supports Windows / Mac / Android / iOS, etc., because it is the software based on WEB browser.
- Exam Code: 644-906
- Exam Name: Implementing and Maintaining Cisco Technologies Using IOS XR
- Updated: Sep 01, 2025
- Q & A: 77 Questions and Answers
- PDF Version + PC Test Engine + Online Test Engine
- Value Pack Total: $119.98 $79.99
- Save 50%
Cisco 644-906 dumps - Testing Engine
- Exam Code: 644-906
- Exam Name: Implementing and Maintaining Cisco Technologies Using IOS XR
- Updated: Sep 01, 2025
- Q & A: 77 Questions and Answers
- Software Price: $59.99
- Testing Engine
About Cisco 644-906 Exam braindumps
High quality and high efficiency test materials
To deliver on the commitments that we have made for the majority of candidates, we prioritize the research and development of our 644-906 exam resources, establishing action plans with clear goals of helping them get Cisco certificate. It's likely that you are worried about the test especially caring about the quality of the test preparing material. As a matter of fact, with over ten years' dedication to research and development, our 644-906 actual questions are grounded on the realities of those candidates, concentrating on communication with our customers. We are striving for providing a high quality and high efficiency as well as satisfactory test material to help you pass the Cisco 644-906 exam successfully. That is the also the reason why we play an active role in making our 644-906 exam guide materials into which we operate better exam materials to help you live and work. If you choose our 644-906 exam resources, we assure you that you can keep a balance between learning with our materials and going on your own work.
Understanding functional and technical aspects of Operating System (644-906 SPAUTO)
The following will be asked from you in the CISCO 644-906 exam dumps:
- How to look at the memory utilization on the route processor
- Understanding types of packages (optional PIEs)
- Locate core files and moving them to a server
- Understanding how task-based authorization work
- How to use Show Tech Support commands
- Check which packages are committed
- Understand differences between owner and non-owner SDR in access to admin plane and exec plane
- Using source flag
- Loading configuration
- See what install requests are currently active
- Understand between admin user versus exec username
- Understanding security certificate in PIEs and SMUs
- Understand the default VRF
- Check installation log
- With activate flag
- How to use Show LPTS commands
- Show configuration history
- Initial or recovery software installation (ROMMON variables)
- Understand when a semantic check is done
- Understanding types of packages (SMUs)
- Committing the configuration (with labels and comments)
- Committing the configuration (atomic versus best effort)
- Understand what is target config
- How to perform process restart
- Check how much memory a process is using
- Understand what configuration is in the admin plane
- Assigning user privilege to root-system
- Going back to a previous configuration
- Using TAR file
- Committing the configuration (show config fail)
- Understand IOS-XR versioning and installation restrictions
- Base assumption of EEM knowledge - understand what is possible/not possible
- Understanding types of packages (Mini.PIE)
- Core file configuration location including hard drive and FTP
- Remove inactive packages, PIEs, or SMUs
- Showing configuration IDs and labels
- Activate PIEs or SMUs
- Show policer values and drop counts in LPTS
- Committing the installation path
- Check which packages are active
- Using the parser with pipe, include, exclude, begin, regex
- Assigning user privilege to root-lr
- Understand protected memory space versus shared memory and which area uses it
- Committing the configuration (replacing the configuration)
- Debug commands with ACL filtering
- How to look at the memory utilization on the line card
- Understand about LPTS policer
- Understand when a syntax check is done
- Check how much CPU a process is using
- Using TFTP, FTP, USB thumb drive, and hard drive as the source
- Understand what is active config
- Committing the configuration (using the commit confirm feature)
- Understanding types of packages (Mini.VM)
- How to check processes like state, number of restarts, job id, pid, tid
- Configure interfaces before the physical interface is available)
- Understand P versus PX images and the hardware they support
- How to find a blocked process
- Understand what is LPTS
- Assigning user privilege to cisco-support
- Initial or recovery software installation (Turboboot Mini.VM file)
- Deactivate PIEs or SMUs
- Show where certain processes are running
- Understand what configuration is in the exec plane
Fast delivery in 10 minutes after payment
What we attach importance to in the transaction of 644-906 exam guide materials is for your consideration about high quality and efficient product and time-saving service. We treasure time as all customers do. Therefore, fast delivery is another highlight of our 644-906 exam resources. We are making efforts to save your time and help you obtain our product as quickly as possible. We will send our 644-906 actual questions within 10 minutes after your payment. You can check your mailbox ten minutes after payment to see if our 644-906 exam guide materials are in.
After purchase, Instant Download 644-906 valid dumps (Implementing and Maintaining Cisco Technologies Using IOS XR): Upon successful payment, Our systems will automatically send the product you have purchased to your mailbox by email. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)
According to the world wide recognition about Cisco 644-906 exam, a person will get an admirable and well-paid job in the world if he has a certification which is a powerful proof for checking the working ability of enormous workers, there are a great deal of people put a priority to acquire certificates to enhance their abilities. Here our 644-906 exam resources can help you achieve this. Our 644-906 actual questions keep pace with contemporary talent development and makes every learner fit in the needs of the society. There is no doubt that our 644-906 exam guide can be your first choice for your relevant knowledge accumulation and ability enhancement.
High pass rate we guarantee
As a powerful tool for a lot of workers to walk forward a higher self-improvement, our 644-906 exam guide materials continue to pursue our passion for better performance and human-centric technology. The initial purpose of our 644-906 exam resources is to create a powerful tool for those aiming at getting Cisco certification. We guarantee you to pass the exam for we have confidence to make it with our technology strength. All customers have our promise that No help, Full refund! Therefore, there is no doubt that our 644-906 actual questions can be your right choice of passing the test in one time.
Cisco 644-906 Exam Topics:
| Section | Weight | Objectives |
|---|---|---|
| Operating System | 19% | 1 Install a) Add a PIEs or SMUs b) Using TFTP, FTP, USB thumbdrive, and hard drive as the source c) With Activate flag d) Using Source flag e) Using TAR file 2 Licensing a) Activate PIEs or SMUs b) Initial or recovery software installation c) ROMMON Variables d) Turboboot Mini.VM file e) Deactivate PIEs or SMUs f) Remove inactive packages, PIEs, or SMUs g) Committing the Installation Path h) Check which packages are active i) Check which packages are committed j) Check installation log k) See what install requests are currently active l) Understanding security certificate in PIEs and SMUs 3 Packages a) Understanding types of packages b) Mini.PIE c) Mini.VM d) Optional PIEs e) SMUs f) Unstanding IOS-XR versioning and installation restrictions g) Understand P versus PX images and the hardware they support 4 Two-Stage Commit a) Understand what is Active Config b) Understand what is Target Config c) Understand when is a Syntax Check done d) Understand when is a Semantic Check done e) Going back to a previous configuration f) Showing configuration IDs and labels g) Show configuration history h) Loading configuration i) Committing the configuration j) Atomic versus best effort k) With labels and comments l) Replacing the configuration m) Using the commit confirm feature n) Show Config Fail o) Configure interfaces before the physical interface is available 5 Configuration Planes a) Understand what configuration is in the Admin plane b) Understand what configuration is in the Exec plane c) Understand differences between owner and non-owner SDR in access to Admin plane and Exec plane d) Understand the default VRF 6 Task-Based Authorization a) Assigning user privilege to root-system b) Assigning user privilege to root-lr c) Assigning user privilege to cisco-support d) Understand between admin user versus exec username e) Understanding how task based authorization work 7 Process a) How to perform process restart b) How to check processes like state, no. of restarts, job id, pid, tid c) Show where certain processes are running d) How to find a blocked process e) Check how much CPU a process is using 8 LPTS a) Understand what LPTS is b) Understand about LPTS Policer c) How to use Show LPTS Commands d) Show policer values and drop counts in LPTS 9 Memory a) How to look at the memory utilization on the route processor b) How to look at the memory utilization on the line card c) Understand protected memory space versus shared memory and which area uses it d) Check how much memory a process is using 10 Support a) How to use Show Tech Support commands b) Core file configuration locatioin including hard drive and FTP c) Debug commands and with ACL filtering d) Locate core files and moving them to a server 11 Parser (interacting with) a)Using the parser with pipe, include, exclude, begin, regex 12 EEM a) Base assumption of EEM knowledge - understand what is possible and not possible |
| Data Plane | 20% | 1 General Forwarding a) Understand and monitor interface counters b) Clear interface counters c) Modify interface counter load interval d) Understand the flow of packets through a router e) Describe the difference in processing of transit packets versus locally destined packets f) Understand the information stored in a forwarding table entry g) Troubleshoot packet drops 2 Access Control Lists (ACLs) a) Implement ACLs to filter traffic on an interface b) Monitor ACL counters c) Modify an existing applied ACL d) Apply ACLs in debug commands e) Resequence an ACL 3 Quality of Service (QoS) a) Implement a basic Quality of Service configuration b) Monitor Quality of Service statistics and behaviors c) Modify an existing QoS configuration d) What is the difference with QoS on IOS XR 4 NetFlow a) Describe NetFlow capabilities in IOS XR b) Implement NetFlow packet sampling c) Verify record export d) Monitor the NetFlow cache 5 Unicast Reverse Path Forwarding (uRPF) a) Implement uRPF on an interface b) Verify uRPF behavior 6 Interface IP addresses a) Configure IPv4 addresses on an interface b) Configure IPv6 addresses on an interface c) Resolve duplicate IP subnets configured on the router 7 IP Multicast a) Describe Multicast forwarding on XR platforms (egress and fabric replication, etc.) b) Monitor IP Multicast traffic c) Troubleshoot IP Multicast (RPF, mrib, mfib, olist, etc.) |
| Management Plane | 19% | 1 Implementing SNMP on Cisco IOS-XR a) Configuring SNMP (v1, v2c, v3) - Does everyone use SNMPv3? b) Configuring SNMP trap notifications c) Configuring SNMP views, SDRowner and Lrowner d) Configuring SNMP ifIndex persistence e) Verify SNMP configuration - e.g. using snmpget or snmpwalk 2 Implementing Logging Services on Cisco IOS-XR a) Configuring logging buffer b) Configuring syslog server host as logging destination c) Configuring terminals for logging display (term mon) d) Configuring logging facility e) Configuring local logging device and archiving f) Monitoring logging buffer and filtering messages 3 Implementing Physical and Virtual Terminals a) Configuring line templates, vty pools b) Configuring exec timeout c) Securing vty line and vty access d) Verify vty access-group configuration 4 Implementing SSH Access on Cisco IOS-XR a) Configuring SSH server (including crypto key generation) b) SSH client usage c) Verify SSH configuration 5 Implementing Telnet Access on Cisco IOS-XR a) Configuring telnet server on IOS-XR 6 Implementing XML Management on Cisco IOS-XR a) Describe XML management on IOS-XR b) Configuring XML agent on IOS-XR c) Configuring VRF access for XML agent on IOS-XR 7 Implementing TACACS+ Authentication, Authorization and Accounting a) Configuring AAA Authentication - Using TACACS+ and local as fallback b) Confguring AAA Command Authorization - Using TACACS+ and local as fallback c) Configuring AAA Command Accounting d) Implementing TACACS+ - Assigning task groups and privileges e) Verify AAA permissions upon command failure (i.e. debug aaa) 8 Configuring CDP on Cisco IOS-XR a) Enable CDP on IOS-XR b) Monitor CDP neighbors and parameters 9 Implementing Management Plane Protection (MPP) on Cisco IOS-XR a) Configuring MPP to restrict access from specific IP Addresses and protocols b) Configuring MPP to restrict access for out-of-band interface 10 Implementing NTP on Cisco IOS-XR a) Configuring NTP server b) Configuring NTP peer c) Securing NTP configurations (NTP access groups) d) Verifying NTP status 11 Implementing SDRs on IOS-XR a) Understand SDR b) Describe DSC c) Assigning SDR access priviledges d) Creating SDRs, adding nodes to non-owner SDRs e) Creating username and passwords for non-owner SDRs f) Rebooting non-owner SDRs 12 Chassis and Hardware Management a) Displaying installed modules, status of modules b) Displaying environmental status (fan, power, etc) c) Enabling and disabling power to a specific line card or module d) Reloading line card or module e) Displaying chassis and module serial numbers f) Reloading RP g) Reloading entire chassis h) Troubleshoot reason why PLIM/MSC is not booting up 13 Implementing EEM on Cisco IOS-XR |
| Platform | 21% | 1 Power a) Recommend PDU as a function of facility b) Install appropriate PDU for chassis c) Monitor system power level d) Show power alarm values 2 Environmental a) Recommend environmental levels for system installation b) Verify system-detected environment is within tolerance levels c) Show environmental alarm values d) Clear environmental alarm e) Gather system envinronmental output f) Recommend rack space requirements g) Use proper grounding for installation h) Describe CRS air-flow i) Describe Cisco ASR 9000 air flow 3 Physical Architecture a) Identify CRS switch fabric b)Identfy components of CRS fabric c) Identify MSC d) Identify PLIM e) Identify RP CRS/ASR9000 f) Identify management interface g) Identify cable management h) Differentiate between single and multi-chassis i) Identify ASR9000 line cards j) Identify ASR9000 RSP k) Identify ASR9000 PDU l) Identify ASR9000 SIP-700/SPA m) Identify CRS SIP/SPA n) Identify CRS chassis o) Identify ASR9000 chassis p) Describe ASR9000 fabric 4 Inventory a) Show card status via show platform b) Show cards via show diags c) Show inventory of the system d) Differentiate between admin versus executive plane for show platform 5 Environmental (Merge?) a) Show power usage b) Show fan status c) Diff between admin vs exec plane for show platform 6 Firmware a) Undertanding what is a FPD.PIE b) Configure Auto FPD c) Understand what is Parallel FPD d) Upgrade FPD and ROMMONUpgrade e) Understand FPD versus ROMMON f) Upgrading FPDs and ROMMONs g) Showing current FPD version information |
| Control Plane | 21% | 1 Configuring OSPF a) Configure interfaces to be part of the backbone area b) Configure additional interfaces to be part of non-backbone area c) Configure non-default metric on some interfaces d) Configure neighbor logging so adjacency changes can be monitored 2 Verify OSPF a) Determine status of OSPF interfaces b) Determine status of neighbors c) Display OSPF database and determine which links are present 3 Configure ISIS a) Configure the ISIS NET b) Enable ISIS for ipv4 unicast routing c) Configure interfaces for ISIS routing d) Enable ISIS for ipv6 unicast routing e) Enable some but not all of the ipv4 enabled interfaces for ipv6 routing 4 Verify ISIS a) Determine status if interfaces configured for ISIS b) Determine the status of the routing adjacencies c) Display the ipv4 unicast route table d) Turn and debugging for ISIS adjacencies and explain the information shown e) Display the topologies for IPv4 and IPv6. Why are they different? 5 Add Static Routes a) Configure static routes for IPv4 unicast in the global table b) Configure static routes in for IPv4 unicast in two different VRFs 6 Configure BGP a) Configure an autonomous system number for BGP to use b) Configure BGP to support IPv4 routing c) Configure BGP to support IPv6 routing d) Configure iBGP neighbors with the typical configuration to use loopback addresses for peering: e) Use neighbor-groups for identical configuration sections on multiple peers f) Configure one iBGP neighbor to exchange both IPv4 and IPv6 prefixes over an IPv4 session g) Configure one iBGP neighbor as an IPv6-only neighbor with IPv6 peer addresses h) Configure eBGP neighbors for IPv4 routing i) Configure a simple pass_all policy for those eBGP neighbors j) Add VPNv4 capability to one iBGP peer k) Add two VRFs into BGP and redistribute static routes into BGP for VPNv4 l) Configure one iBGP peer to support 6PE type functionality by adding address-familiy IPv6 labeled-unicast 7 Verify BGP a) Display the peer summary status for IPv4 and IPv6 b) Display the IPv4 BGP table c) Display a specific entry and explain AS path and next-hop information d) Determine how much memory the BGP process uses 8 Understanding RPL Concepts a) Configure RPL b) Define an AS-set for use in RPL c) Create a route policy that checks for an AS from the AS-set and adds a community for matching routes d) Create a route-policy that uses an inline prefix-set and changes the local preference when a match is found e) Create a route policy that adds a community where the community is used as a parameter when the policy is called 9 Verify RPL a) Verify that communities are added as expected b) Execute a show bgp… command using a route-policy to modify the output. Compare to regular show command. 10 MPLS LDP a) Configure router to run LDP b) Configure router to log neighbor events c) Enable LDP on interfaces d) Execute show command to verify status of LDP neighbors 11 MPLS TE a) Configure OSPF to support traffic engineering extensions b) Enable RSVP on interfaces c) Create an MPLS TE tunnel with two different path options: d) First path explicit e) Second path dynamic 12 Execute Show Command to Determine Tunnel Status at Tunnel Head a) Execute show command to determine tunnel midpoints traversing the router 13 Configure IP Multicast a) Configure PIM-SM, PIM-SSM, PIM-SSM range b) Configure static-RP, Auto-RP, and BSR for PIM-SM c) Confiigure Multicast NSF d) Configure Multicast VPN e) Configure MSDP for interconnecting PIM-SM domains f) Configure MoFRR g) Configure P2MP-TE for IP Multicast |
Over 61842+ Satisfied Customers
Related Exams
What Clients Say About Us
Angela
It is evident that ValidTorrent 644-906 exam guide is a victorious and is on the top in the exam tools market and it is excellent for 644-906 exam.
Simon
644-906 dumps proved to be very helpful.I am thankful to my friend for introducing to me. I pass 644-906 exam today. I would also like to help others by telling them about 644-906 dumps who want to pass the exam.
Edwiin
If you want to pass the 644-906 exam, buy this 644-906 preparation questions, and you will feel greatful for your wise choice as me!
Rita 
Hi, after i passed the 644-906 exam, i can confirm that dump 644-906 is valid 100%! You should buy and pass your exam.
Clara 
I feels good to pass the 644-906 exam that especially seemed very hard. Guys, with these 644-906 practice questions, you will pass smoothly.
Regan
Good prep dump if you are planning to take the 644-906. I passed the exam with a good score. Recomended very highly.
Cherry
Studied the questions of 644-906 dump. All simulations were valid and on the exam. Understand the concepts of all the topics in the dump and you will pass for sure.
Lionel
The credit of my success in exam 644-906 goes to ure that helped with its innovative and reliable study material.
Susan
It's funny that just a week before the exam I knew nothing about 644-906 exam, but with ValidTorrent's exam questions, i studied very quickly and passed the 644-906 exam easily without spending any money and lot of time on preparing.
Jocelyn
I took 644-906 exam yesterday and passed it.
Otis
I passed my exam by working on 644-906 exam dumps seriously. With these exam dumps, passing is guaranteed. Good luck!
Hulda
I was still able to pass 644-906 exam even it have several new questions. Good study guide materials.
Orville
I took the test and passed 644-906 at my first try.
Elvis
After i just checked 644-906 exam braindumps and it seem to be updated – a lot of new questions, then i bought it right away, they are all seen in real exam. So i passed the exam. I am glad that i made a quick and right decision.
Lambert
Security & Privacy
We respect customer privacy. We use McAfee's security service to provide you with utmost security for your personal information & peace of mind.
365 Days Free Updates
Free update is available within 365 days after your purchase. After 365 days, you will get 50% discounts for updating.
Money Back Guarantee
Full refund if you fail the corresponding exam in 60 days after purchasing. And Free get any another product.
Instant Download
After Payment, our system will send you the products you purchase in mailbox in a minute after payment. If not received within 2 hours, please contact us.
