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Questions # 21:

A Webex engineer is configuring SSO in Control Hub with Active Directory Federation Services. The engineer wants to authenticate users for all the applications that they are given rights to. The engineer also wants to eliminate further prompts when users switch applications during a particular session. Which action tells ADFS the fields to map to Webex to identify a user?

Options:

A.

Send LDAP attributes as claims.

B.

Create claim rules for Webex authentication

C.

Add a relving party trust to the ADFS.

D.

Map the E-mail-addresses LDAP attribute to the uid outgoing claim type.

Questions # 22:

Which two internal SIP endpoints behind a firewall place calls to external devices? (Choose two.)

Options:

A.

An Expressway-C communicates with the internal endpoint and forwards the media to and from an Expressway-E.

B.

A Cisco Endpoint is configured with a publicly routable static NAT SIP address to advertise instead of is private IP address.

C.

An Expressway-C communicates directly with the remote party using the ICE protocol

D.

An Expressway-E is used as a VPN server to allow remote SIP edge servers to connect calls

E.

An Expressway-C rewrites the SIP SDP to advertise its own IP address to the external party.

Questions # 23:

What is a description of an Interactive Connectivity Establishment?

Options:

A.

It is used by B2BUA to keep the firewall ports opened for inbound/outbound calls.

B.

It allows Mobile and Remote Access endpoints to connect video calls signaling peer-to-peer.

C.

It allows calling external endpoints with reduced overhead under VPN connections.

D.

It is used to find the best media path between network elements in traversal calls.

Questions # 24:

When configuring a Cisco Expressway solution and need to design the dial plan with various rules for URIs and numbers coming through the device. To do so, it is important that some dial plan rules are applied in a certain order. When configuring the transform section, you must know the range of the priorities.

Which range is correct?

Options:

A.

any number in the drop-down menu

B.

any number in the dialog box

C.

any number between 1-128

D.

any number between 1-65534

Questions # 25:

Which two considerations must be made when using Expressway media traversal? (Choose two.)

Options:

A.

It is possible to NAT both Expressway-E interfaces

B.

The Unified Communications traversal zone should be used for MRA

C.

The Expressway-E must be put in a firewall DMZ segment

D.

Expressway Control is the traversal server installed in the DMZ

E.

Cisco UCM zone should be either traversal server or client

Questions # 26:

A company has a single Expressway-E that exhibits high resource utilization. An engineer checks the logs and finds numerous fraudulent attempts from sip:200@cisco.com. Where must the engineer go to configure a call policy rule and block the desired URI?

Options:

A.

Call History Configuration > Call Policy > Rules

B.

Configuration > Call History > Policy > Rules

C.

Configuration > Call Policy > Rules

D.

Configuration > Policy > Inbound > Rules

Questions # 27:

Which action is required when using Cisco Jabber for Cloud with Cisco Webex Messenger?

Options:

A.

Configure, extend, and connect.

B.

Configure policies.

C.

Configure service discovery for remote access.

D.

Configure desk phone control.

Questions # 28:

Which complication does a NAT introduce in SDP for a SIP call?

Options:

A.

Additional headers due to NAT encapsulation can cause the packet size to exceed the MTU.

B.

When the client is behind a NAT they may be unable to determine the appropriate offset due to time zones.

C.

The IP address specified in the connection data field may be an unrouteable internal address.

D.

The encryption keys advertised in the SDP are only valid for clients not behind a NAT.

Questions # 29:

Question # 29

Refer to the exhibit. What are “Type” field values for this Expressway servers zone configuration?

Options:

A.

Expressway-C "DNS", Expressway-E Traversal server'

B.

Expressway-C Traversal server', Expressway-E Traversal client*

C.

Expressway-C "Neighbor'. Expressway-E 'Neighbor'

D.

Expressway-C Traversal client", Expressway-E Traversal server'

Questions # 30:

What allows endpoints behind a NAT to discover the paths through which they will pass media?

Options:

A.

RTP

B.

TLS

C.

SNMP

D.

ICE

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