642-996 Sample Question: 18

Question: 18

Which technology provides the ability to use all links in a LAN topology by providing an active-active path to the upstream switch?

A. STP
B. vPC
C. PVST+
D. RSTP

Answer: B

642-996 Sample Question: 17

Question: 17

Which software runs on a device that is connected to a TrustSec-enabled port?

A. Initiator
B. Authentication Proxy
C. Authenticator
D. Requester
E. Supplicant

Answer : E

642-996 Sample Question: 16

Question: 16

Spanning Tree Protocol runs at which functional layer of the date center?

A. network layer
B. core layer
C. access layer
D. application layer

Answer : C

642-996 Sample Question: 15

Question: 15

Which tool is used to manage NX-OS devices and features like vDC and vPC?

A. Cisco VNMC

B. Cisco Prime DCNM for LAN

C. Cisco Prime DCNM for SAN

D. Cisco ANM E. Flexible NetFlow

E. Cisco Prime LMS

Answer : A

642-996 Sample Question: 14

Question: 14

Which protocols are Cisco recommended for connecting the main data center to a remote data center?

A. LISP
B. OTV
C. FabricPath
D. vPC

Answer: B

Cisco Patches Critical TelePresence Vulnerability

Cisco Systems announced that it has patched a critical flaw related to its TelPresence equipment that allowed unauthorized parties to access the system through an API error. The networking giant also warned customers a duo vulnerabilities Denial of service that have a high risk for your firewall firepower hardware. Computer Emergency Preparedness Team US (US-CERT) issued a warning Wednesday and said Cisco has provided patches for the affected products.

The most serious defects are related to the Cisco TelePresence XML application programming interface and allows attackers to bypass the authentication process for the TelePresence equipment EX, MX, SX and VX. 

Hackers with knowledge of the vulnerability are able to perform unauthorized configuration changes or emission of material control commands TelePresence running the affected software. 

Cisco has published a patch (CVE-2016-1387) for error TelePresence. Cisco wrote: "The vulnerability is due to improper implementation of authentication mechanisms for XML software API concerned An attacker could exploit the vulnerability by sending an HTTP request XML API designed to." 

Cisco has also informed customers Wednesday two high vulnerabilities that could allow an attacker to launch DoS attacks labeled service. both vulnerabilities are related to Cisco hardware firewall Affairs (5585-X ASA firepower SSP). one of the denial of vulnerability service (CVE-2016-1369) is derived from a default in the settings firepower of registry system software to the Adaptive Security Appliance. 

According to Cisco error "could allow an unauthenticated remote attacker to not cause a denial of service condition (DoS) due to the high consumption of system resources. "Cisco says there is no alternative for vulnerabilities and urged customers to download a free software update for the software in question. The second vulnerability is classified as high and is related to the hardware firewall (ASA firepower SSP 5585-X) packet processing functions. 

Cisco said the vulnerability (CVE-2016 to 1368) could allow a remote attacker to trigger a firewall affected subsystem inspect and stop processing packets, resulting in favorable conditions for a denial-of-service attack. "The vulnerability is due to improper handling packages for affected software when the packets are transmitted through the sensor interfaces of an affected system. 

An attacker could exploit the vulnerability by sending packets handmade through a system target "Cisco wrote. Specific products affected by the treatment of vulnerability packets are Cisco models both firepower software 7000 and 8000 firewall running firepower system releases 5.3.0 through 5.4.0 and 5.3.0.6 5.4 .0.3 through.

642-996 Sample Question: 13

Question: 13

Which two Nexus 7000 licenses are required to manage FabricPath from Cisco Data Center Network Manager (DCNM)? (Choose two.)

A. Nexus 7000 Enhanced Layer 2 License
B. Nexus 7000 Transport Services License
C. Cisco DCNM for SAN Advanced Edition for Nexus 7000
D. Nexus 7000 LAN Enterprise License
E. Cisco DCNM for Nexus 7000
F. Nexus 7000 Scalable Feature License

Correct Answer: AE

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642-996 Sample Question: 12

Question: 12

Given the requirements, which Cisco Nexus product is Cisco recommended?

A rich feature set that makes it well suited to top-of-rack, middle-of-row, or end-of-row access- layer applications.
Data center racks with standards-based 1 and 10 Gigabit Ethernet and FCoE features, and virtual machine awareness features that allow IT departments to consolidate networks.
A combination of high port density, lossless Ethernet, wire-speed performance, and extremely low latency that makes the switch family well suited to meet the growing demand for 10 Gigabit Ethernet.

A. 1000v
B. 1010
C. 2000
D. 3000
E. 4000
F. 5500

Correct Answer: F

642-996 Sample Question: 11

Question: 11

In a medium size Data Center, which three routing protocols would you use?
(Choose Three.)

A. EIGRP
B. ISIS
C. OSPF
D. RIPv2
E. HSRP

Answer: A, B, C

Cisco Shares Rise As Income Increases

Shares of Cisco Systems enjoyed a sharp rally Wednesday relief at night, after the company network equipment said it has resisted the weakening of the best global demand than expected in the last quarter and marked a significant redemption Actions.

The shares have risen nearly 10 percent in aftermarket operations in version numbers for its fiscal second quarter. It also provides the results for the current quarter were in line with expectations of most analysts.

Cisco shares had fallen 17 percent since the beginning of the year, almost twice the decline in the S & P 500 index, on fears that the global economic uncertainty and weak demand for telecommunications and cable companies will weigh on demand for its equipment.

Chuck Robbins, CEO, according to the results showed an improvement in the movement of Cisco in new growth markets, with sales of its software defined network equipment more than double the previous year and still currently running at an annualized rate of $ 2 billion.

The share price rebound also reflects a jump of 24 percent in the payment of a quarterly dividend Cisco's shareholders, as well as the authorization of the Board to repurchase up to $ 15 billion of shares indefinitely . The announcement was made in a potential increase in the repurchase rate shares after $ 2.3 billion in share buybacks over the past six months.

Cisco reported revenue flat with the previous year, to $ 11.9 million, while pro forma earnings per share increased to 57 cents against 53 cents a year ago. Wall Street expected pro-forma 54 cents per share, on revenues of $ 11.76bn profit.

Investors have been concerned about the impact of a change in the secular technology as the rise of software-defined networks has opened the door to new competitors and threatened to eat into the margins of the Cisco router switching centers and companies high profit.

In the last period, however, Cisco reported a gross margin of 63.8 percent compared to 61.7 percent the previous year. Mr. Robbins attributed the margin expansion to the good results across the enterprise.

642-996 Sample Question: 10

Question: 10

Which technology provides additional scalability and simplification of an Ethernet network,
providing more efficient forwarding and eliminating the need for the STP?

A. OTV
B. vPC
C. PVST+
D. FabricPath


Answer: D

642-996 Sample Question: 9

Question: 9

Which three items represent features of VM-FEX with Cisco Nexus 1000V? (Choose three)

A. Software packet switching

B. Hardware packet switching

C. 802.1 Q

D. VN-Tag (802.1 Qbh)

E. Feature rich

F. High performance

Answer: B,E,F