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Refer to the HTTP trace exhibit.
You noticed in the HTTP reports that you are not seeing any hits. What is required in order for HTTP optimization to work?
Refer to the exhibit.
SH3 and SH4 are able to optimize HTTP sessions from Client41 to application host Server31. However, Client41 receives a failure messagE. “ftp connect: Unknown error number” while trying to connect Server32. The same applies to Client42. Note that SH3 and SH4 are in auto-discovery mode. Client41 and Client42 are able to ping Server32. What is the most likely cause of this failure?
What Steelhead appliance models support the installation of Microsoft Windows Server 2008 R2 package on the RSP? (Select 2)
A Windows Vista client tries to download a file from a Windows 2008 server over a 45Mbps link with 200ms. Assuming the connection is optimized, given the default configuration on the Steelhead, what optimization techniques would be applied?
1) Data Streamlining
2) Transport Streamlining
3) MS-SQL Transaction Prediction
4) HighSpeed TCP
5) MX-TCP
Which two of the following attributes are required to be added to a TACACS+ server to enable monitor and admin logon access to the CMC appliance via TACACS: (Select 2)
The port used by the Steelhead appliance for datastore synchronizations is:
In a recent in-path deployment, users are complaining that some of their CIFS drive-mapping connections do not appear to be optimized. Upon further analysis, you discover the file shares reside on a domain controller. The Steelhead appliances are deployed in a default configuration. Which of the following is the most likely cause of the problem?
When upgrading from Steelhead EX v1.0 to Steelhead EX v2.0, what happens to existing VM slots on the appliance?
In a Steelhead deployment, the customer decides to use Full Transparency and block all incoming/outgoing TCP connections on port 7800 on their firewall. However, they are finding all TCP connections are passing through the Steelheads (even ones that should be optimized via the in-path rule set).
If Full Transparency uses the original IP addresses and TCP ports for inner connections, what is needed to fix the problem?
Select the command needed to add support for virtual in-path to your Steelhead appliance so that you can use WCCP or PBR with a Steelhead appliance.
In the Interceptor appliance version 3.0 and later the command to enable cluster failover is:
A customer wants to optimize traffic from remote VPN sites to DMZ servers in the data center shown in the accompanying exhibit.
The customer would also like to deploy their data center Steelhead appliance in a way that would allow them to keep transparency to the LAN servers, and allow the LAN servers to initiate optimized connections to remote sites. The current network architecture can satisfy these requirements by using which following deployment method?
For a Steelhead Mobile solution to work properly, what port needs to be allowed by the device that Steelhead Mobile is installed on?
What type of configuration must be used on a Steelhead appliance in order to communicate with an Interceptor appliance?
How does the Steelhead Mobile Controller provide Steelhead Mobile clients with the assigned policies and policy updates?
The Steelhead Mobile client on your laptop is showing a status of “Firewalled”. What is the problem?
When configuring SSL optimization for Steelhead Mobile clients, what step must be taken?
To configure a Steelhead appliance for logical in-path mode, the following must be enabled in the General Service Settings page:
Which TCP port will two Interceptor appliances communicate across in a parallel deployment?
The amount of memory required for Steelhead Mobile installation varies between 81 MB to 228 MB. What is the reasons for the variation?
The primary purpose of setting proxies (found on Networking – Proxies) on the Interceptor is to:
In a serial cluster deployment of Interceptor appliances, which interfaces are connected from one Interceptor appliance to another Interceptor appliance assuming they are connected back to back?
If the VPN concentrator that a Steelhead Mobile client connects to is not in path with a Steelhead appliance, what changes could be made to the Riverbed infrastructure to allow optimization from the Steelhead Mobile clients?
For a new connection, a Load Balancing rule matches but none of the target Steelhead appliances in the rule are available. What will happen to the new connection?
You can monitor your Steelhead appliance disk performance using which reports? (Select 2)
When upgrading from a Steelhead 5050 appliance to a Steelhead 6050 appliance what can be migrated to the new appliance? (Select 2)
How is peer affinity reset in the CLI for an Interceptor appliance cluster?
Which of the following features are available with the Virtual Steelhead appliance? (Select 2)
The Interceptor appliance cluster can support how many optimized connections?
A firewall at a remote site on the WAN side of Steelhead appliance (A) is stripping out the 76 and 78 values in the TCP options field. Steelhead appliance (B) is in the local cluster of appliances communicating with an Interceptor appliance. The desired result is for optimization to continue between Steelhead appliance (A) and Steelhead appliance (B) for all traffic originating from the remote site. A suggestion is made to use fixed target rule(s) to meet this objective. Based on the information provided select the best answer from the choices below:
When deploying a Virtual Steelhead appliance, how much extra memory should be allocated for the extra VMware overhead?
Company X has many offshore oil rigs they want to bring optimization to. The only available connection is through a satellite that has frequent bursts of packet loss. There are very few users per rig and HTTPS-based SharePoint performance is so poor they often time out pulling down even a small file. CIFS often does not work at all. They are considering the Steelhead Mobile solution to solve this problem. You suggest they deploy a Steelhead in-path at the data center and:
The client-side Steelhead appliance has been configured for OOB Destination Transparency, what should the source IP/port be for the OOB connection?
Under what circumstances would there be GRE traffic between the Interceptor and Steelhead appliances?
In an implementation using a 4-port card, which interface could be used as the Connection Forwarding neighbor? (Select 2)
In a WCCP configuration, during a packet trace, you notice the return WCCP communication on a CAT 6500 is using GRE. The Steelhead appliance is directly connected to it. What can be done to alleviate the router's CPU? (Select 2)
Refer to the exhibit.
The customer would like to prevent a “black-holing” situation when using PBR when SH11 goes down. The Steelhead appliances are directly connected to the routers. What options are available to determine state level status of the Steelhead appliance? (Select 3)
In the exhibit,
where should the WCCP redirection take place for server return traffic, assuming redirect IN is used? (Select 2)
Refer to the exhibit.
Assume that a packet being optimized by SH10 incorrectly ends up on SH11 (due to load balancing error, or similar). How can you ensure that this packet is correctly returned to SH10?
-- Exhibit –
-- Exhibit --
Refer to the exhibit. The connection from USER1, going to SERVER2 is not being optimized by SH10. What is the possible cause? (Select 2)
When deploying Interceptor appliances in a parallel cluster what feature must be disabled to ensure packet redirection upon failure?
WCCP uses bits to create and distribute buckets. Using HASH assignment, what are the maximum number of bits used?
Which command shows the last boot partition and the next boot partition? (Select 2)
Which of the following are valid QoS priority queues for Steelhead appliances? (Select 3)
What is the primary purpose of Connection Forwarding in WCCP deployments with multiple Steelhead appliances in a single cluster? (Select 2)
How do you clean the datastore on a Steelhead appliance?
1) > restart empty
2) > reload clean
3) # restart empty
4) # restart clean
5) (config) # reload clean
What action is taken by the Interceptor if a connection does not match a configured load balance rule and the default pool is empty?
A Steelhead administrator has recently decided to troubleshoot a TCP connection. He wants to find out if the Steelhead is adding a probe into the TCP SYN packets. For some reason, he is not being successful on his attempts. What could be the reason? (Select 2)
What type of problem does the error message below indicate:
Sep 7 22:53:50 SH pm[18184]: [pm.NOTICE]: Output from sport:
/opt/rbt/bin/sport (pid 27529) received signal 12 (SIGUSR2) marking bit
You see errors such as the following in the SteelHead messages log “error=SMB_SHUTDOWN_ERR_SEC_SIG_ENABLED”. What do these indicate?
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A Steelhead administrator has decided to implement two Interceptor appliances and one Steelhead appliance on his data center. After configuring the Interceptor appliances, and the Steelhead appliance, he decided to check if the connections are being forwarded appropriately. Which Interceptor diagnostic tool did the administrator use?
What do the log messages below mean?
Aug 30 18:19:27 SH pm[18716]: [pm.ERR]: Output from sport:
/opt/rbt/bin/sport (pid 11304) received signal 6 (SIGABRT) dumping core
You have just completed upgrading the software version on your SteelCentral Controller for SteelHead Mobile. What will happen to the software on the SteelHead Mobile clients?
A customer would like to optimize an in-house application running over UDP. What is required in order to do this? (Choose two.)
A user downloads a Microsoft Excel document from a server over an optimized connection. The transfer is very fast. The user makes some changes to the spreadsheet and then saves the document. The transfer is very slow. The user edited a Word document shortly before but that downloaded and saved at the same fast speeds. What happened to the Excel document?
Branch office users live streaming video URL fragment requests are not optimized even though Microsoft Silverlight stream splitting is enabled. What could be the causing this? (Select 3)
A recently installed branch SteelHead is successfully optimizing connections inbound from other locations. However, users report that their connections originating from that branch don’t seem to be any faster and the Current Connections report shows their connections to be in pass-through. In-path rules correctly specify that auto-discovery should occur. What might be the problem?
A SteelHead is deployed in a VLAN bridge. Which VLAN ID should be configured on the in-path interface to support this environment?
A SteelHead blocks all traffic when the appliance is powered off. What reasons could cause this behavior? (Choose two.)
In a virtual-inpath deployment, when the Steelhead appliance exports data to a flow data collector:
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A Steelhead administrator has recently decided to implement two Interceptor appliances and one Steelhead appliance on his data center. After configuring the Interceptor, he noticed they are not forwarding traffic to the Steelhead. Why? (Select 2)
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A Steelhead administrator has recently decided to configure data store synchronization between 2 Steelhead appliances on his data center. After applying the configurations, he noticed that it is not working. According to the logs provided, what would you suggest would fix the problem?
-- Exhibit –
-- Exhibit --
Refer to the exhibit. What does the screenshot represent? (Select 2)
A parallel SteelHead deployment between datacenters is being discussed by a customer and an Integrator. The customer would like to configure connection forwarding between the SteelHeads in two datacenters with 20 ms RTT between them. What would be the possible outcome, if the nearest branch SteelHead is 40 ms away?
Users report that CIFS transfer speeds from a domain member server are much faster than from a domain controller. The Current Connections report confirms that connections to the domain controller show a red warning triangle. What configuration steps are required to resolve this issue?
-- Exhibit –
-- Exhibit --
Refer to the exhibit. When USER1 tried to access Server 1, he sees the shown message on his Steelhead Mobile Client. What statements are true? (Select 2)
You have a number of SteelHeads running RiOS 9.x. At each datacenter site, there are a cluster of domain controllers, one of which the SteelHead is connected to. As the volume of users on the network increase, the load which the server-side SteelHeads are placing on the connected domain controller pushes the domain to its limits, and authentication failures sometimes occur. What is the best way to address this?
What configuration policies can be used on the SteelCentral Controller for SteelHead (SCC) for Interceptor deployments?
You plan to downgrade a SteelHead from RiOS v9.0.1 (Apr 17 2015) to 8.6.3 (Aug 7 2015). The appliance was previously running v8.6.3 but was factory reset after the upgrade. Will this be successful?
The SteelHead Out of Band splice (OOB) uses which addressing mode? Assume a default configuration.
A SteelHead in an Interceptor cluster notifies the Interceptor that it is under high pressure. How many credits are reduced for that SteelHead?
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A Steelhead administrator has recently decided to implement two Interceptor appliances and one Steelhead appliance on his data center. After configuring the Intercetor appliances, and the Steelhead appliance, he decided to check if the devices will work appropriately. Which Intercetor appliance diagnostic tool did the administrator use?
Which physical Steelhead interface communicates with the Interceptor appliance?
Which of the following are configurable in the CMC appliance Jump-Start Wizard? (Select 4)
In an in-path deployment, if a naked SYN packet arrives on the WAN interface of Steelhead, what probe option is added to this SYN packet for auto-discovery?
You enabled port transparency but noticed that active FTP connections are failing. What may be the problem?
Which of the following best describes the way a CMC appliance policy can be created?
In a new physical in-path deployment, you realize that a Steelhead appliance at one of your branch offices is optimizing connections from other sites, however, no connections initiated from that branch office are being optimized. Which of the following is the most likely cause of this problem?
Which are true about the Steelhead appliance backups taken and stored by the CMC appliance? (Select 3)
How many in-path rules will a LAN-initiated (i.e. SYN packet arrives at a LAN port of an In-path interface) single connection match on an Interceptor appliance?
What is the default CMC appliance name resolved by the Steelhead appliance for initial configuration?
Refer to the exhibit.
SH3 and SH4 are able to optimize FTP and HTTP sessions between Client41 and the respective application hosts Server31 and Server32. However, optimization seems to be a problem for Client42 and these application hosts. A quick check on SH3 and SH4 registers neither optimized nor pass-through traffic from Client42. Client42 is able to ping to both Server31 and Server32. Note that SH3 and SH4 are in auto-discovery mode. What is the likely cause?
You are troubleshooting a new Steelhead Mobile installation where none of the VPN users with Steelhead Mobile client installed are being optimized. You determine that the Steelhead appliance in the data center is not in-path for VPN users. What are your options to fix this? (Select 2)
An unwanted Steelhead appliance appears on the current connections list of one of your Steelhead appliances. How can you stop inbound connections from this unknown appliance from optimizing with your Steelhead appliances?
Refer to the exhibit.
A user from one of your branch offices reports connections to servers are failing after a new deployment. The exhibit shows how the Steelhead appliances have been deployed. Which of the following will most likely fix the issue? (Select 2)
Which of the following are examples of Security policies on the CMC appliance? (Select 3)
With these default registry parameters, SMB signing is negotiated in the following manner. (Select 2)
The default setting for “allow failure” in the Interceptor appliance version 2.0 is: (Select 2)
You have an existing Steelhead appliance deployment which is achieving excellent optimization at five sites. You have deployed a Steelhead appliance physically in-path at a new small branch office and all of your applications have become slower for this new branch office only. What is the likely cause?
Which of the following commands would allow you to generate a system dump from the CLI?
TESTED 08 Oct 2024