EMT Practice Test

1. Question Content...

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Question1: How many peers can a SteelHead synchronization its data store with?

Question2: When would you use the SCPS optimization feature?

Question3: Simplified Routing is recommended when:

Question4: Application Streamlining supports which of the following protocols in the Steelhead appliance?

Question5: What happens to "new" data that a Steelhead appliance has not seen before? (Select 2)

Question6: Which report would you use to monitor disk utilization in the SteelHead management console user interface?

Question7: What transaction prediction modules are supported on the Steelhead Mobile client? (Select 3)

Question8: What is the command to clear all statistics on a Steelhead appliance?

Question9: After deployment of Steelhead appliances, a certain backup application shows poor bandwidth reduction.
After disabling the backup application's native compression algorithm, the bandwidth reduction statistics on the Steelhead appliances suddenly improve significantly. Which of the following are likely causes for the increased bandwidth reduction?

Question10: Your company now considers WAN optimization crucial to the function of the business. Which of the following Riverbed Steelhead appliance features will provide hardware redundancy in case of failure?
(Select 3)

Question11: Data Streamlining is used by the Steelhead appliances and Steelhead Mobile for what?

Question12: On a remote Steelhead appliance, what is the easiest way to tell what model of Steelhead appliance you are working with using the Management Console (GUI)?

Question13: How many separate TCP sessions exist for each optimized connection?

Question14: What happens to path selection if the optimization service is stopped on the local SteelHead?

Question15: The Admission Control alarm is triggered when a Steelhead appliance encounters:

Question16: When implementing datastore synchronization, a master and backup Steelhead appliance:
1. Must be within 10 ms of latency between the synchronizing Steelhead appliances
2. Must have the same datastore size
3. Must be running the same major version RiOS software
4. Must have the same hostname

Question17: Users at an optimized branch office log off and close down Microsoft Outlook when they leave for the day.
When they return in the morning the Steelhead appliance's datastore is already warm for emails they received throughout the night. What is this feature called?

Question18: A customer is marking QoS between the Steelhead appliances based on the application (port number) and IP addresses being used. What is the recommended WAN visibility mode?

Question19: Which two parameters are required when configuring a fixed-target rule?

Question20: Which authentication methods are available to secure the SteelHead appliance? (Choose three.)

Question21: You have recently upgraded from a CX 555 to a CX 1555 for additional capacity. How would you migrate the data store from the old to the new model?

Question22: What licenses are installed with a Steelhead appliance when purchased? (Select 3)

Question23: What are valid datastore encryption types? (Select 4)

Question24: What is required for CIFS prepopulation to succeed?

Question25: Which forms of administrative authentication are supported by the Steelhead appliances?:(Select 3)

Question26: Which statement about virtual SteelHead is NOT true?

Question27: Which ethernet network cable type can you use when connecting your SteelHead appliance to a switch when all ports are hard coded to 100/FULL?

Question28: Which of the following management or monitoring methods are supported by the Steelhead appliance?
(Select 4)

Question29: How does the SteelHead monitor path availability in Path Selection?

Question30: Which of the following best describes Link State Propagation (LSP)?

Question31: The Steelhead Mobile client software builds an optimized connection to what end device?

Question32: During packet analysis of TCP flows from a SteelHead using path selection, you consistently notice that the first few packets go over one path, and subsequent packets go via another. What is the cause of this?

Question33: Which trunking protocols are supported by the Steelhead appliance?

Question34: Which of the following Steelhead appliance models support redundant power supplies? (Select 2)

Question35: Which xx50 Steelhead appliance models provide both inpath0_0 and inpath0_1 interfaces without adding additional network cards? (Select 3)

Question36: Overcoming TCP chattiness and latency are functions of:

Question37: The SteelHead can optimize which transport protocols? (Choose two.)

Question38: Overcoming bandwidth limitations is a function of:

Question39: Which feature is highly recommended when deploying Steelhead Mobile?

Question40: You have a SteelHead with paths over a public and a private network. You want to encrypt the traffic which goes via the public network. Which are the relevant SteelHead configuration requirements? (Choose two.)

Question41: Which statement is true regarding licensing of SteelHead SaaS?

Question42: What files can be gathered from the SteelHead which would be useful for troubleshooting problems with QoS configuration? (Choose two.)

Question43: Which of the following local accounts are available by default on a Steelhead appliance? (Select 2)

Question44: Looking at the figure, could we say if the connection is optimized by SH SaaS?

Question45: Which Datastore Segment Replacement Policy can be selected to overwrite data that has resided in the segstore for the longest duration of time?

Question46: What are the three WAN visibility modes supported in the Steelhead appliances?

Question47: What combinations of WAN visibility modes can simultaneously be configured on Steelhead appliances?

Question48: To ensure peak operational performance, it is recommended that the Steelhead appliance be rebooted:

Question49: True or False? SteelHead SaaS can provide Netflow and SteelFlow to other Riverbed products to monitor and troubleshoot SaaS performance issues.

Question50: If the Steelhead Mobile client optimization is being blocked by the client firewall, you must set which port on the client firewall to allow incoming traffic?

Question51: When determining which model SteelHead is appropriate for deploying into a site, which of the following are important? (Choose three.)

Question52: The SteelHead Admission Control feature activates when: (choose two)

Question53: The Steelhead Mobile client is supported on the following client platforms: (Select 3)

Question54: When deploying a Steelhead appliance server-side out-of-path in the data center, what will be the source IP address seen by the destination server in the data center?

Question55: The interface used by the Steelhead appliance for system management and datastore synchronization is:

Question56: Which policy types make up the configuration for a SteelHead Mobile client?

Question57: If an administrator wanted to compare the performance of Microsoft file sharing across the WAN for two clients with and without Riverbed optimization, what strategy could you use to enable this testing?

Question58: Clients connect to which interface on the SteelCentral Controller for SteelHead Mobile?

Question59: A customer is marking QoS between the Steelhead appliances based on the application (port number) being used. What is the recommended WAN visibility mode?

Question60: What action should be taken when the Steelhead appliance datastore is full?

Question61: Automatic registration of devices with the SteelCentral Controller for SteelHead (SCC) requires which one of the following?

Question62: Which SteelHead Mobile feature can dynamically disable client optimization when in an office equipped with a local SteelHead?

Question63: A Steelhead Mobile Controller (SMC) can provide licenses for up to how many concurrent Steelhead Mobile clients?

Question64: When Adaptive Compression is used on a Steelhead appliance, what determines the switch to dynamically disable Lempel-Ziv compression if compression is deemed ineffective?

Question65: When enabling the IPSec feature on the Steelhead appliances:

Question66: What is the remote port used for on a Riverbed hardware appliance?

Question67: All of the following are types of peering rules, except:

Question68: A Steelhead appliance can continue to optimize traffic in which of the following status states? (Select 2)

Question69: When implementing WCCP, a Steelhead appliance is connected using which Steelhead appliance interface for optimization?

Question70: Which of the following expansion cards are available for the Steelhead appliance xx50 series? (Select 2)

Question71: A server side SteelHead deployment is to be out-of-path (SSOOP). Which of the below are limitations compared to physical or virtual in-path? (Choose two.)

Question72: When implementing PBR, a Steelhead appliance is connected to the router using which Steelhead appliance interface?

Question73: Steelhead appliance models vary according to which of the following attributes?
1. Number of concurrent TCP connections that can be optimized
2. Amount of disk storage available for Scalable Data Referencing
3. Level of encryption supported
4. Maximum possible in-path interfaces

Question74: Which of the following is a valid type of in-path rule on the Steelhead appliance? (Select 3)

Question75: What are valid WAN visibility modes of the Steelhead appliance? (Select 3)

Question76: What are the primary requirements that must be considered when sizing a Steelhead appliance for a customer? (Select 4)

Question77: In order to achieve SteelHead SaaS optimization two things must happen. First acquire and install a subscription license to enable the feature, and then SteelHead SaaS must be configured. Which statement correctly describes the configuration step?

Question78: Which TCP option (probe) is used on the Steelhead Mobile client for auto-discovery?

Question79: A SteelHead is joined to a Windows Active Directory domain using the administrator password. In order to optimize SMB2 traffic, which of the following is true?

Question80: SteelCentral Controller for SteelHead (SCC) can be configured with the topology of the network, to include subnets and paths. This topology information is used for which SteelHead functions? (Choose three.)

Question81: Data store synchronization takes place over which interface or interfaces?

Question82: What basic configuration steps should be done on the SteelHead before attempting to join it to a Windows Domain? (Choose two.)

Question83: What are two methods that can be configured to provide location awareness for a Steelhead Mobile client?
(Select 2)

Question84: Some applications are designed to open many TCP connections to accomplish required data transfers.
Many of these connections are short-lived, yet each requires significant overhead to initiate communications. What RiOS feature was designed to reduce the overhead of these short-lived TCP connections?

Question85: Which SteelHead domain authentication features can be used to optimize signed SMB traffic or encrypted MAPI traffic? (Choose two.)?

Question86: How many WAN visibility modes are available?

Question87: When deploying a Steelhead appliance in a server-side out-of-path deployment, which of the following is true?

Question88: Which of the following database applications can the Steelhead appliance optimize with the Application Streamlining module?

Question89: Manually moving an entry from the SSL grey list to the white list on a SteelHead enables trust between which hosts?

Question90: When examining SMB connections which are SteelHead optimized, you notice that for each IP client and server pair, there are often two connections created - one on destination port 139 and one on destination port 445. What is the reason for this?

Question91: In an in-path deployment, when a Steelhead appliance fails to wire, the Steelhead appliance acts as a:

Question92: When optimizing certain application protocols such as business continuity /data replication (BCDR) and Virtual Desktop Infrastructure (VDI), Riverbed often recommends the careful use of which network congestion algorithm?

Question93: A user uploads a Word document to a Sharepoint server via HTTP, optimized by two SteelHeads. Another user at the same location as the first downloads the same Word document via CIFS. What speed should the second user expect?

Question94: When deploying a Steelhead appliance in a physical in-path configuration, the cable between the Steelhead and the router should be:

Question95: The auto-discovery probe uses which TCP option number (in decimal)? (Hint: Use the calculator)

Question96: What feature is not available for optimized connections when using Port or Full transparency over the WAN?

Question97: You need to purchase a Steelhead appliance model for one of your engineering branch offices. Below are the requirements that need to be met:
200 users with 15 TCP connections each

15 Mbps WAN link

Will be sending across the WAN about 20 GB of new data daily

A Windows 2003 Server and video streaming Riverbed Services Platform (RSP) will be used

Which of the following models will be the most appropriate for this branch office?

Question98: Which SteelHead feature would resolve the packet ricochet seen in the diagram below?

Question99: On the SteelCentral Controller for SteelHead Mobile, which report would you use to examine data reduction over time?

Question100: Steelhead appliances models vary by supported bandwidth. This bandwidth refers to:

Question101: Application Streamlining in a Steelhead appliance or Steelhead Mobile does what?

Question102: Which of the following deployment methods can NOT be used simultaneously on a single Steelhead appliance?

Question103: The SteelHead's HTTP optimization blade supports a number of other configurable features as well.
Examples include: (choose two)

Question104: When deploying a SteelHead on an 802.1Q trunk, which one of the following statements is true?

Question105: A SteelHead is joined to a Windows domain using the Windows Active Directory administrator password.
In order to use transparent authentication to optimize signed SMB2 traffic, which of the following is true?

Question106: What is the CLI command for starting the Configuration Wizard?

Question107: By default, when a SteelHead fails, either by power loss or optimization service failure, the appliance:

Question108: When optimizing protocols such as signed SMB or encrypted MAPI, which of the following is true?

Question109: The CIFS latency optimization feature provides which performance benefits? (Choose two.)

Question110: When upgrading a Steelhead appliance from the Management Console, the new image is always installed on the:

Question111: Which Simplified Routing mode is required when a Virtual SteelHead is deployed in a virtual in-path configuration?

Question112: Which of the following status states of the Steelhead appliance are valid? (Select 3)

Question113: When implementing WCCP, Riverbed recommends using which service groups?

Question114: Which of the following interfaces can be configured using the configuration wizard?

Question115: The key difference between the "Degraded" status and the "Critical" status is:

Question116: What effect will enable SDR-M (Scalable Data Referencing - Memory) have on a Steelhead appliance in production?

Question117: In which menu of the Steelhead Management Console do you configure WAN visibility modes?

Question118: What are the major components required to allow optimization via the Steelhead Mobile client? (Select 3)

Question119: A Riverbed support case requires system dumps and\or TCP dumps to be generated and uploaded to the Riverbed support site. What is required in order to do this from the SteelCentral Controller for SteelHead (SCC)?

Question120: What is the default action of a Steelhead appliance when it hits the bandwidth limit?

Question121: Which of the following is a benefit of the Riverbed Services Platform (RSP) on the Steelhead appliance?
(Select 2)

Question122: What is the role of the SteelCentral Controller for SteelHead Mobile?

Question123: A service provider would like to implement multi-tenanting on a SteelCentral Controller for SteelHead (SCC) such that the customers would be able to run their own reports. Which of the following are true?

Question124: Which of the following factors are important to consider when sizing a Steelhead appliance? (Select 3)

Question125: Rules that dictate the types of TCP traffic that a Steelhead Mobile client should optimize are configured in the:

Question126: What is the smallest and largest datastore size one can allocate for a Steelhead Mobile client?

Question127: What does enabling "Out-of-Path Support" do on the General Service Settings page?

Question128: The SteelHead makes a connection to its peers using the Out of Band splice. What does the OOB splice do?

Question129: Steelhead Mobile licensing is based on what model?

Question130: Which of the following Steelhead appliance models support field replaceable disk drives? (Select 3)

Question131: What is the default WAN visibility mode?

Question132: When the SteelHead SaaS optimization service is correctly configured, how does the SteelHead identify the SaaS traffic that needs to be optimized?

Question133: Which endpoint operations can you perform from the SteelCentral Controller for SteelHead Mobile web interface? (Choose four.)

Question134: When optimizing SSL, trust is established between which hosts? (Select three.)

Question135: A package is available to download from the SteelCentral Controller for SteelHead Mobile for:

Question136: What is the default action of a Steelhead appliance when it enters admission control?

Question137: In a network where QoS classification and enforcement is being performed by the customer's carrier- managed WAN routers and QoS traffic classification is based on IP address and/or destination TCP port, what WAN visibility mode should be employed for TCP sessions optimized by the Steelhead appliances to maintain interoperability with the existing QoS strategy?

Question138: When configuring the Steelhead Mobile client package, the amount of disk space allocated to the datastore for a Steelhead Mobile client is configured in what part of the configuration?

Question139: When optimizing MAPI, it's important that ALL sessions between client and server are optimized by the same SteelHeads. If a SteelHead goes into admission control that could mean some sessions are passed through. What can you configure to protect against this?

Question140: With a server-side Interceptor deployment, once a TCP handshake has been completed between the server-side SteelHead and the server, how will data packets sent from the server get forwarded to the server-side SteelHead?

Question141: Which SteelHead optimization feature provides layer 7 acceleration?

Question142: What does "Branch managed" mean when adding a SteelHead to the SteelCentral Controller for SteelHead (SCC) inventory?

Question143: What is the command to return a Steelhead appliance back to factory defaults?

Question144: When deploying a Steelhead appliance server-side out-of-path in the data center, which configuration is necessary on the client-side Steelhead appliance in order for the design to function correctly?

Question145: Which of the following are considered to be root causes of poor application performance over wide area networks? (Select 3)

Question146: With RiOS v9.0 and later, what does a 'topology' consist of? (Choose three.)

Question147: Which of the possible Simplified Routing modes should be used when installing the SteelHead on an
802.1Q trunk? (Choose three.)

Question148: What is the default QoS classification mode?

Question149: Refer to the exhibit.

Which of the following correctly describes the combination of cable types used in a fail-to-wire scenario for the interconnected devices shown in the exhibit? Assume Auto-MDIX is not enabled on any device.