Exam Number/Code: 642-812
Exam Name: BCMSN – Building Converged Cisco Multilayer Switched Networks
VUE Code: 642-812
Questions Type: Single choice,
Exam Language(s): English

“BCMSN – Building Converged Cisco Multilayer Switched Networks”, also known as 642-812 exam, is a Cisco certification.
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The Building Converged Cisco Multilayer Switched Networks (BCMSN 642-812) is a qualifying exam for the Cisco Certified Network Professional CCNP® and the Cisco Certified Design Professional CCDP® certifications. The BCMSN 642-812 exam will certify that the successful candidate has important knowledge and skills necessary to implement scalable multilayer switched networks. The exam includes topics on Campus Networks, describing and implementing advanced Spanning Tree concepts, VLANs and Inter-VLAN routing, High Availability, Wireless Client Access, Access Layer Voice concepts, and minimizing service Loss and Data Theft in a Campus Network.

642-812 BCMSN
Building Converged Cisco Multilayer Switched Networks
Exam Number:             642-812
Associated Certifications:     CCNP, CCIP, CCDP
Duration:     90 minutes
Available Languages:     English
Click Here to Register:     Pearson VUE
Exam Policies:     Read current policies and requirements
Exam Tutorial:     Review type of exam questions

Exam Description    Exam Topics    Recommended Training    Additional Resources
Exam Description

The Building Converged Cisco Multilayer Switched Networks (BCMSN 642-812) is a qualifying exam for the Cisco Certified Network Professional CCNP® and the Cisco Certified Design Professional CCDP® certifications. The BCMSN 642-812 exam will certify that the successful candidate has important knowledge and skills necessary to implement scalable multilayer switched networks. The exam includes topics on Campus Networks, describing and implementing advanced Spanning Tree concepts, VLANs and Inter-VLAN routing, High Availability, Wireless Client Access, Access Layer Voice concepts, and minimizing service Loss and Data Theft in a Campus Network.
Exam Topics

The following information provides general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes the guidelines below may change at any time without notice.
Implement VLANs.

* Explain the functions of VLANs in a hierarchical network.
* Configure VLANs (e.g., Native, Default, Static and Access).
* Explain and configure VLAN trunking (i.e., IEEE 802.1Q and ISL).
* Explain and configure VTP.
* Verify or troubleshoot VLAN configurations.

Conduct the operation of Spanning Tree protocols in a hierarchical network.

* Explain the functions and operations of the Spanning Tree protocols (i.e., RSTP, PVRST, MISTP).
* Configure RSTP (PVRST) and MISTP.
* Describe and configure STP security mechanisms (i.e., BPDU Guard, BPDU Filtering, Root Guard).
* Configure and Verify UDLD and Loop Guard.
* Verify or troubleshoot Spanning Tree protocol operations.
* Configure and verify link aggregation using PAgP or LACP.

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Implement Inter-VLAN routing.

* Explain and configure Inter-VLAN routing (i.e., SVI and routed ports).
* Explain and enable CEF operation.
* Verify or troubleshoot InterVLAN routing configurations.

Implement gateway redundancy technologies.

* Explain the functions and operations of gateway redundancy protocols (i.e., HSRP, VRRP, and GLBP).
* Configure HSRP, VRRP, and GLBP.
* Verify High Availability configurations.

Describe and configure wireless client access.

* Describe the components and operations of WLAN topologies (i.e., AP and Bridge).
* Describe the features of Client Devices, Network Unification, and Mobility Platforms (i.e., CCX, LWAPP).
* Configure a wireless client (i.e., ADU).

Describe and configure security features in a switched network.

* Describe common Layer 2 network attacks (e.g., MAC Flooding, Rogue Devices, VLAN Hopping, DHCP Spoofing, etc.)
* Explain and configure Port Security,802.1x, VACLs, Private VLANs, DHCP Snooping, and DAI.
* Verify Catalyst switch (IOS-based) security configurations (i.e., Port Security, 802.1x, VACLs, Private VLANs, DHCP Snooping, and DAI).

Configure support for voice.

* Describe the characteristics of voice in the campus network.
* Describe the functions of Voice VLANs and trust boundaries.
* Configure and verify basic IP Phone support (i.e. Voice VLAN, Trust and CoS options, AutoQoS for voice).

1. Which three statements about the Multiple Spanning Tree (MST) protocol (IEEE 802.1s) are true? (Choose
three.)
A. An MST region is a group of MST switches that appear as a single virtual bridge to adjacent CST and MST
regions.
B. All switches in an MST region, except distribution layer switches, should have their priority lowered from the
default value 32768.
C. All switches in the same MST region must have the same VLAN-to-instance mapping, but different
configuration revision numbers.
D. Enabling MST with the spanning-tree mode mst global configuration command also enables RSTP.
E. To verify the MST configuration, the show pending command can be used in MST configuration mode.
F. When RSTP and MSTP are configured, UplinkFast and BackboneFast must also be enabled.
Answer: ADE

30. Which protocol enables a group of routers to form a single virtual router and use the real IP address of a router
as the gateway address?
A. Proxy ARP
B. HSRP
C. IRDP
D. VRRP
E. GLBP
Answer: D
29. Which two types of activities does the Lightweight Access Point Protocol (LWAPP) define? (Choose two.)
A. access point certification and software control
B. compression and Layer 3 address mapping
C. Layer 3 addressing and distribution
D. packet encapsulation, fragmentation, and formatting
E. SNMP monitoring services
Answer: AD

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