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101-01 Sample Questions Answers

Questions 4

Your SteelCentral Controller for SteelHead Mobile is running at user license capacity with location awareness configured. No more client licenses can be used. Another client comes online requesting a license and there is no branch SteelHead available. What will happen?

Options:

A.

The controller will disconnect any idle clients to grant a license to the new user.

B.

The controller will deny a license but all connections will be optimized.

C.

The controller will grant an emergency license and a limited number of connections will be optimized.

D.

The controller will deny a license and all connections will be passed-through.

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Questions 5

Packet Mode Optimization is a feature that provides which function?

Options:

A.

Load Balancing

B.

UDP Optimization

C.

Path Selection

D.

EtherChannel support

E.

Citrix ICA optimization

Questions 6

How does the SteelHead monitor path availability in Path Selection?

Options:

A.

Path availability is not monitored until traffic is sent over that path. Then the SteelHead uses standard TCP timeouts to monitor path integrity.

B.

The SteelHead uses ICMP ping to monitor path availability.

C.

The SteelHead creates an inner channel on each path and keep-alive packets are used to track availability.

D.

UDP keep-alives are periodically sent across each path. If a SteelHead does not receive two of these within a pre-defined timeout period, the path is declared down.

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Questions 7

What does “Branch managed” mean when adding a SteelHead to the SteelCentral Controller for SteelHead (SCC) inventory?

Options:

A.

This SteelHead is fully managed by the SCC.

B.

This SteelHead has SteelFusion capability.

C.

Another SCC as well as this one manages this SteelHead.

D.

This SteelHead supports DNS caching and/or RSP or VSP policies.

E.

The SteelHead is not under control of the SCC. Only reports and status information are available.

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Questions 8

You have noticed that your connections through the Steelhead appliance are slower than without it. All TCP connections show as optimized in the web interface. You are also experiencing intermittent connectivity and periodic file errors.

Of the following, what could be the most likely cause of this slowdown?

Options:

A.

Duplex mismatch on either the LAN or WAN interfaces or both

B.

Asymmetric Routing

C.

Link speed mismatch on either the Primary or AUX interface

D.

Packet ricochet is causing packets to consume bandwidth through the In-path interface

E.

Memory corruption has caused buffer overflow on write I/O to SDR on disk

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Questions 9

Overcoming TCP chattiness and latency are functions of:

Options:

A.

Storage Streamlining

B.

Transport Streamlining

C.

Data Streamlining

D.

Application Streamlining

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Questions 10

Overcoming bandwidth limitations is a function of:

Options:

A.

Transport Streamlining

B.

Application Streamlining

C.

Data Streamlining

D.

Storage Streamlining

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Questions 11

Once a Steelhead Mobile client connects to Steelhead Mobile Controller (SMC), it retrieves what from the SMC? (Select 2)

Options:

A.

Secure vault key

B.

License

C.

The Central Management Console (CMC) tree

D.

The Steelhead domain catalog descriptor database (DCDD)

E.

Acceleration Policy

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Questions 12

In a Steelhead Mobile deployment, what are Endpoint policies? (Select 2)

Options:

A.

Templates that allow Steelhead Mobile clients to connect to Steelhead appliances

B.

Configuration templates to configure groups of Steelhead Mobile clients that have the same configuration requirements

C.

Configuration templates to configure groups of Steelhead Mobile clients that have the same datastore requirements

D.

Configuration templates to configure computer-specific software settings on a Linux system

E.

Steelhead Mobile client software default access policies used to connect to all Riverbed devices

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Questions 13

What performance optimizations are available using SteelHead SaaS?

Options:

A.

Data reduction using data streamlining

B.

Cloud Intelligence through GeoDNS

C.

Transport, and potential latency reduction by Akamai SureRoute network

D.

HTTPS layer 7 optimization

E.

All of the above

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Questions 14

What default DNS entry is required for CMC touchless auto-configuration?

Options:

A.

riverbedcmc

B.

cmcsteelhead

C.

cmcriverbed

D.

steelheadcmc

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Questions 15

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

Options:

A.

Straight-through

B.

Crossover

C.

Token Ring

D.

None of the above

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Questions 16

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

Options:

A.

It is an optimization peer and the SteelCentral Controller for SteelHead manages the clients.

B.

It manages the SteelHead Mobile clients only.

C.

It manages and is an optimization peer for the SteelHead Mobile clients.

D.

It is an optimization peer for the SteelHead Mobile clients only.

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Questions 17

A fat pipe is a network that can carry large amounts of data without significantly degrading transmission speed.

If you have a fat pipe that is not being fully utilized and you are experiencing WAN congestion, latency, and packet loss as a result of the limitations of regular TCP, which of the following RiOS features will help? (Select 2)

Options:

A.

Enable Forced Burst TCP (FB-TCP)

B.

Enable HighSpeed TCP (HSTCP)

C.

Disable admission control

D.

Lower the Advanced Security Checkflow Parameter (ASCP)

E.

Enable Maximum TCP (MX-TCP)

F.

Enable disk encryption

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Questions 18

When configuring CIFS prepopulation, which of the following parameters must be configured for prepopulation to function? (Select 3)

Options:

A.

Remote path

B.

Username

C.

CMC hostname

D.

Password

E.

RADIUS authentication

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Questions 19

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

Options:

A.

Acceleration policy

B.

Authorization policy

C.

Peering rules

D.

Fixed target policy

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Questions 20

The Central Management Console appliance can scale to support a range of Steelhead appliances and is available in the following physical form factor(s):

Options:

A.

Desktop, 1U and 3U

B.

1U and 3U

C.

3U only

D.

1U only

E.

1U, 2U, 3U

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Questions 21

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

Options:

A.

An increase in overall LAN throughput

B.

SDR would occur in RAM until flushed to disk

C.

An increase in overall WAN throughput

D.

SDR would occur on disk and backed up to RAM for future lookups

E.

SDR must occur over the primary interface directly to RAM

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Questions 22

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

Options:

A.

Steelhead 550

B.

Steelhead 6050

C.

Steelhead 1050

D.

Steelhead 250

E.

Steelhead 2050

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Questions 23

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

Options:

A.

Reset Client-Server Connection

B.

Request System Dump

C.

Request TCP Dump

D.

Reset Client-Controller Connection

E.

Request Memory Dump

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Questions 24

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

Options:

A.

(config) # restart factory reload

B.

(config) # reload factory

C.

(config) # restart clean

D.

(config) # reload clean empty

E.

(config) # reset factory reload

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Questions 25

With Path Selection, what happens to traffic destined for a remote site where no uplinks have been configured?

Options:

A.

Remote uplink configuration is not needed so path selection will be applied normally.

B.

Traffic to that site will be blackholed as there is no path back to the source site.

C.

The local Steelhead will probe the remote Steelhead for its default gateway.

D.

Only the default path can be used as the Steelheads on each site won’t be able to agree on a path.

Questions 26

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

Options:

A.

250

B.

2050

C.

6050

D.

5050

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Questions 27

What is the function of Enhances Auto-Discovery?

Options:

A.

It enables optimization to services behind SteelHead Mobile clients.

B.

It sends additional TCP options to detect the last SteelHead in a chain.

C.

It maintains client and server IP addresses during discovery.

D.

It sets up additional connection pool connections to improve auto discovery speed.

Questions 28

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

Options:

A.

Scalable Data Referencing (SDR)

B.

Windows File Servers

C.

SSL

D.

Sybase database applications

E.

Microsoft Exchange

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Questions 29

What does enabling “Out-of-Path Support” do on the General Service Settings page?

Options:

A.

It allows for Interceptor and VVCCP working.

B.

It allows the Primary interface to listen on port 7810.

C.

It disables the LAN Interface.

D.

It disables optimization on all in-path interfaces.

E.

It allows the Primary interface to listen on ports 7800 and 7810.

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Questions 30

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

Options:

A.

The data store has reached full capacity

B.

Throughput exceeds the licensed limit of the appliance

C.

Total connections exceeds the licensed limit of the appliance

D.

Optimization service memory exceeds the limit of the appliance

E.

Optimized connections exceed the licensed limit of the appliance

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Questions 31

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

Options:

A.

LRU (Least Recently Used)

B.

FIFO (First In First Out)

C.

LIFO (Last In First Out)

D.

MRU (Most Recently Used)

E.

ADH (Arbitrary Data Hits)

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Questions 32

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

Options:

A.

TCP Dump

B.

System Dump

C.

Core Dump

D.

Process Dump

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Questions 33

How many TCP connections can an Interceptor appliance set up per second?

Options:

A.

1000

B.

2000

C.

3000

D.

4000

E.

5000 or over

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Questions 34

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

Options:

A.

The SteelHead recognized the URL of the SaaS traffic using the DPI engine.

B.

The SteelHead must be configured with appropriate in-path rules on the cloud SteelHead.

C.

The SteelHead must be configured with appropriate in-path rules on the data center side.

D.

As part of the configuration, the SteelHead downloads a list of IP addresses that correspond to SaaS servers.

E.

The SteelHead must be configured with appropriate in-path rules on the client side.

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Questions 35

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

Options:

A.

256 MB and 20 GB on disk

B.

1 GB and 100 TB on disk

C.

256 MB and 1 TB in memory

D.

64 KB and 512 KB in memory

E.

10% and 50% of the available disk space

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Questions 36

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

Options:

A.

1, 2, and 3

B.

2 and 3

C.

2, 3, and 4

D.

3 and 4

E.

1, 2, 3, and 4

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Questions 37

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

Options:

A.

Client side SteelHead and server-side SteelHead

B.

Client side SteelHead and server

C.

Server-side SteelHead and server

D.

Client PC and server-side SteelHead

Questions 38

What benefit does the Interceptor appliance provide? (Select 3)

Options:

A.

Load balances connections across Steelhead appliances

B.

Provides redundancy in case of Steelhead appliance failure

C.

Maintains stateful connection table if a Steelhead appliance fails

D.

Allows clustering of multiple Steelhead appliances

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Questions 39

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

Options:

A.

Four-Port Copper Gigabit-Ethernet PCI-E

B.

Four-Port SX Fiber Gig-E PCI-X

C.

Five-Port Copper Gigabit-Ethernet PCI-E

D.

Two-Port SX Fiber Gigabit-Ethernet PCI-E

E.

Three-Port SX Fiber Gig-E PCI-X

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Questions 40

Data Streamlining brings what benefits?

Options:

A.

WAN bandwidth reduction by 60-95%

B.

Eliminates redundant data transfers at the byte-sequence level

C.

Performs cross-application optimization

D.

Provides compression

E.

All of the above

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Questions 41

How many in-path rules will a LAN-initiated single connection execute on a Steelhead appliance?

Options:

A.

0

B.

1

C.

2

D.

3

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Questions 42

Which trunking protocols are supported by the Steelhead appliance?

Options:

A.

802.1Q

B.

802.1P

C.

802.1AD

D.

Dynamic Etherchannel

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Questions 43

What does the Application Streamlining module in RiOS do?

Options:

A.

Eliminates redundant bytes from transfers

B.

Prioritizes application traffic

C.

Eliminates transport protocol inefficiencies

D.

Reduces WAN round trips at the application layer

E.

All of the above

F.

None of the above

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Questions 44

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

Options:

A.

Correct Addressing

B.

Port Transparency

C.

Full Addressing

D.

Full Transparency

E.

Transparency

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Questions 45

Steelhead appliances increase. (Select 2)

Options:

A.

Application performance

B.

Data transfer speed over the WAN

C.

Data transfer speed over the LAN

D.

Quality of service

E.

WORM stability

F.

Prototyping

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Questions 46

Can you manage your Virtual Steelhead appliance from a Central Management Console?

Options:

A.

Yes, this is possible

B.

Only on out-of-path deployments

C.

Only on in-path deployments

D.

There is a dedicated management device for Virtual Steelhead appliances

E.

You can only manage your Virtual Steelhead appliances using a virtualized console

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Questions 47

A user uploads a Microsoft Word document to a server across the network using the file transfer protocol (FTP). The file has been seen before by the Steelhead appliances that are optimizing the link and so the user experiences warm performance. A second user at the same location downloads the file from the same server using the CIFS protocol. This file transfer can be considered:

Options:

A.

Cold, the data now travels in another direction so the Steelhead appliances need to relearn the data

B.

Cold, the application protocol is now different so the Steelhead appliances need to relearn the data

C.

Warm, the data has been seen by the Steelhead appliances before making the application protocol irrelevant

D.

Warm, only because the transfer uses CIFS

E.

Partially warm, the Steelhead appliances only need to learn the new data

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Questions 48

What optimization can be performed on HTTPS traffic when SSL optimization is enabled?

Options:

A.

SDR

B.

LZ

C.

Application Streamlining

D.

A and B only

E.

A, B, and C

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Questions 49

Which of the following reflects the primary benefit of configuring CIFS prepopulation on a Steelhead appliance?

Options:

A.

Prelearning different CIFS dialects on the network

B.

Prewarming the datastore

C.

CIFS management reporting

D.

Management Streamlining

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Questions 50

How many in-path rules will a WAN-initiated single connection execute on a Steelhead appliance?

Options:

A.

0

B.

1

C.

2

D.

3

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Questions 51

The default action performed by the Steelhead appliance when it receives a packet with an existing DSCP value 46 is to:

Options:

A.

Override the value with a default of 0

B.

Override the value with the value of AF11

C.

Reflect the value received by the original packet

D.

Reflect the value returned by the symmetric TCP flow

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Questions 52

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

Options:

A.

Fail-to-wire

B.

Fail-to-block

C.

Passthrough all connections

D.

Passthrough new connections

E.

Drop new connections

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Questions 53

Which of the following QoS scheduling algorithms does Steelhead appliance use when QoS is enabled?

Options:

A.

Weighted Random Early Discard

B.

Weighted Fair Queuing

C.

Hierarchical Fair Service Curve

D.

Class Base Weighted Fair Queuing

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Questions 54

What are the default port labels on the Steelhead appliance? (Select 3)

Options:

A.

Secure

B.

Interactive

C.

RBT-Proto

D.

Fixed-Target

E.

Pass-Through

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Questions 55

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

Options:

A.

Fail-to-wire

B.

Inbound Optimized traffic is shaped to the specifications of the Steelhead appliance

C.

Passthrough all connections

D.

Passthrough new connections

E.

Outbound Optimized traffic is shaped to the specifications of the Steelhead appliance

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Questions 56

How many WAN visibility modes are available?

Options:

A.

1

B.

2

C.

3

D.

4

E.

5

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Questions 57

What are the benefits of Application Streamlining?

Options:

A.

Applications run up to 100 times faster

B.

Reduces application chattiness by 65-98%

C.

Accelerates the most important applications, such as CIFS, MAPI, NFS, HTTP/S, Lotus Notes, and MS-SQL

D.

All of the above

E.

None of the above

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Questions 58

Assume the SSL server is configured for the default SSL port. Which port has to be specified in the in-path rules of the client-side Steelhead appliance?

Options:

A.

443

B.

445

C.

7801

D.

8080

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Questions 59

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

Options:

A.

In-Path Rules

B.

Peering Rules

C.

Connection Forwarding

D.

Services

E.

Simplified Routing

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Questions 60

A Steelhead appliance can synchronize its datastore with a maximum of how many other Steelhead appliances?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 61

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

Options:

A.

It can never be done

B.

Only Port Transparent

C.

Only Correct Addressing

D.

Only Full Addressing

E.

Full Transparency, Port Transparency and Correct Addressing can be configured simultaneously

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Questions 62

Name the areas where the Steelhead appliance will be beneficial. (Select 3)

Options:

A.

Accelerate chatty applications that use well known protocols such as CIFS and MAPI

B.

Save bandwidth on LAN links

C.

With a single TCP session, effectively use bandwidth on high-speed WAN links

D.

Reduce UDP traffic on the WAN by engaging Riverbed Professional Services

E.

Remove the traffic load from MAPI servers

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Questions 63

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

Options:

A.

Optimized WAN throughput

B.

Connection count

C.

Datastore size

D.

Bypass port count

E.

Speed / duplex requirements

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Questions 64

What do you configure to control optimization on a Steelhead appliance? (Select 2)

Options:

A.

In-path rules

B.

Optimization rules

C.

Load balancing rules

D.

Peering rules

E.

TCP rules

F.

Acceleration policies

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Questions 65

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

Options:

A.

The target IP address and subnet mask of the target Steelhead appliance

B.

The TCP option number for auto-discovery

C.

The target Steelhead appliance and destination port number

D.

The source IP address and source port number of the client traffic

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Questions 66

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?

Options:

A.

Transparent Proxy

B.

MAPI Prepopulation

C.

MAPI Offline Optimization

D.

Connection Pooling

E.

MAPI Tunneling

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Questions 67

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

Options:

A.

Optimizes VoIP flowing through proxy servers

B.

Removes the need for specific servers in the branch offices

C.

Allows for continued operations of specific functionality in the event of a WAN failure

D.

Provides parallel forwarding domains for asymmetrical routing

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Questions 68

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?

Options:

A.

An auto-discover rule with the IP address of the server-side Steelhead appliance

B.

A fixed-target rule with the Primary IP address of the server-side Steelhead appliance

C.

A fixed-target rule with the IP address of the destination server

D.

No configuration is required

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Questions 69

When enabling the IPSec feature on the Steelhead appliances:

Options:

A.

Both optimized and pass-through traffic are encrypted

B.

Only optimized traffic is encrypted

C.

IPSec encrypted traffic is optimized

D.

Only control traffic is encrypted, not user traffic

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Questions 70

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

Options:

A.

IBM DB2

B.

Sybase

C.

MySQL

D.

Microsoft SQL

E.

Great Plains

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Questions 71

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

Options:

A.

Number of simultaneous optimized connections

B.

The maximum optimized WAN bandwidth

C.

The size of datastore

D.

The number of applications used by the enterprise

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Questions 72

Assuming the Steelhead appliance has a 250 GB datastore capacity, by enabling PFS on a supported Steelhead appliance which of the following would be true:

Options:

A.

The datastore capacity will shrink due to the amount of space used by PFS

B.

The datastore capacity will grow due to the amount of space added by PFS

C.

The datastore capacity does not change

D.

The datastore capacity will have to be reformatted

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Questions 73

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

Options:

A.

Reduces round trips over the WAN for all TCP traffic

B.

Reduces round trips over the WAN for supported applications

C.

Gives applications priority using our QoS engine

D.

All of the above

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Questions 74

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

Options:

A.

Pass Through

B.

Dynamic Detection

C.

Auto Discover

D.

Fixed-Target

E.

Real-Time

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Questions 75

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

Options:

A.

SNMP / SNMP traps

B.

Email notification

C.

HP Open View Console plug-in available on Riverbed support site

D.

Central Management Console

E.

Syslog

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Exam Code: 101-01
Exam Name: Riverbed Certified Solutions Associate
Last Update: May 15, 2024
Questions: 253
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