640-878 exam

Refer to the partial Cisco IOS router configuration exhibit. Which type of tunnel configuration is shown?A . GRE tunnelB . manual 6in4 tunnelC . 6to4 automatic tunnelD . 6RDE . IPv4-in-IPv6 tunnelView AnswerAnswer: B

Refer to the configuration example exhibit. Which statement is true?A . A trunk port has been created and VLAN has been allowed.B . An access port has been created on a UND . A customer VLAN of 209 is configured.E . A QinQ VLAN of 118 is configured.View AnswerAnswer: D

Refer to the configuration example exhibit. Which statement is true?A . A trunk port has been created and VLAN has been allowed.B . An access port has been created on a UND . A customer VLAN of 209 is configured.E . A QinQ VLAN of 118 is configured.View AnswerAnswer: D

On Cisco IOS XR software, what are the four valid address-family configuration command options in static route configuration mode? (Choose four.)A . address-family ipv4 unicastB . address-family ipv6 unicastC . address-family ipv4 multicastD . address-family ipv6 multicastE . address-family vpnv4F . address-family vpnv6View AnswerAnswer: A,B,C,D

Which two protocols are most often deployed in Cisco IP NGN multiservices core networks to support services like VPNs? (Choose two.)A . MPLSB . GREC . mGRED . SSLE . VTIF . multiprotocol BGPView AnswerAnswer: A,F

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Which IPv6 address block is reserved for 6to4 tunneling?A . 2000::/16B . 2001::/16C . 2002::/16D . 3ffe::/16E . fe80::/16View AnswerAnswer: C

Which three statements about VLAN implementation in a Layer 2 switch environment are true? (Choose three.)A . The Cisco IOS switchport access vlan interface configuration command is used to configure the native VLAN on the switch port.B . 802.1AD supports VLAN overlap.C . VLANs can span across multiple switches.D ....

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