Which two multicast modes are valid options for use with Ethernet bridging on a mesh AP?（）

相似题目

• In Multicast VPN （MVPN） implementations， which two of the following statements are regarding the DefaultMDT Group？（）

  A . It is used for PIM control traffic B . It is optionally configured for a high bandwidth multicast source to reduce multicast traffic replication to uninterested PE routers C . Within the VPF configuration in the PE router， multiple Default MDT groups are configured so each VPF can support multiple multicast sources D . There is a reduced multicast state in the MPLS core P routers E . When multicast traffic exceeds a certain configured threshold， traffic from the Data MDT is switched to the Default MDT to conserve bandwidth

  查看最佳答案

• Which two of these multicast deployments are most susceptible to attacks from unknown sources?（）

  A . ASM B . BiDirPIM C . PIM-SMRP D . RP-Switchover E . SourceSpecificMulticast

  查看最佳答案

• Which two design concerns must be addressed when designing a multicast implementation?（）

  A . only the low-order 23 bits of the MAC address are used to map IP addresses B . only the low-order 24 bits of the MAC address are used to map IP addresses C . only the high-order 23 bits of the MAC address are used to map IP addresses D . only the low-order 23 bits of the IP address are used to map MAC addresses E . the 0x01004f MAC address prefix is used for mapping IP addresses to MAC addresses F . the 0x01005e MAC address prefix is used for mapping IP addresses to MAC addresse

  查看最佳答案

• Which two tunneling techniques support IPv6 multicasting？（）

  A . 6to4 B . 6over4 C . ISATAP D . 6PE E . GRE

  查看最佳答案

• Which two statements are true about RPF checks in MSDP（Multicast Source Discovery Protocol）？（）

  A . It prevents message looping，Session Advertisement（SA）messages must be RPF checked B . RPF check should be done against the route to the Rendez-vous Point of the corresponding PIM-SM domain，which originated the SA C . RPF checking Session Advertisement（SA）messages will cause message looping D . RPF check should be done against the route to the source S of the corresponding PIM-SM domai

  查看最佳答案

• When building an IP multicast domain using PIM which mode assumes  that other routers do not want to forward multicast packets for the group?（）

  A . PIM - DM B . PIM - SM C . PIM - RP D . CGMP E . IGMP snooping

  查看最佳答案

• Which two commands are required to enable multicast on a router， knowing that the receivers only support IGMPv2？（）

  A . ip pim rp-address B . ip pim ssm C . ip pim sparse-mode D . ip pim passive

  查看最佳答案

• Which two tunneling techniques support IPv6 multicasting？ （）

  A . 6to4 B . 6over4 C . ISATAP D . 6PE E . GRE

  查看最佳答案

• Which two IP multicast addresses belong to the group represented by the MAC address of 0x01-00-5E-15-6A-2C？ （）

  A .  224.21.106.44 B .  224.25.106.44 C .  233.149.106.44 D .  236.25.106.44 E .  239.153.106.44

  查看最佳答案

• Which two multicast address ranges are assigned as source-specific multicast destination addresses and are reserved for use by source-specific applications and protocols？（）

  A . 232.0.0.0/8 B . 239.0.0.0/8 C . 232.0.0.0/4 D . FF3x：：/32 E . FF2x：：/32 F . FF3x：：/16

  查看最佳答案

• Which two of the following Cisco router platforms support Multicast Distributed Fast Switching？（）

  A .  3600 series B .  7200 series with NSE-1 C .  7500 series D .  12000 serie

  查看最佳答案

• Which are the two modes for the installation of Windows 2000 professional. （）

  A . Interactive and Network mode. B . Attended and unattended mode. C . Diskless and floppy mode. D . User level and administrator level mode.

  查看最佳答案

• Which two multicast protocol statements are true？ （Choose two.）  （）

  A .  Dense mode multicast requires explicit join messages from their members. B .  Dense mode multicast uses a push model to flood traffic throughout the network and then prunes the  unwanted traffic. C .  Sparse mode multicast uses a pull model to send multicast traffic to where it is requested.   D .  Sparse mode uses reverse path forwarding （RPF） to prune off redundant flows. E .  The primary use of sparse mode multicast is for test labs and router performance testing.

  查看最佳答案

• When IP multicast is enabled via PIM, which mode uses the flood and prune metho d? Select the best response.（）

  A . PIM sparse - dense B . Bidir - PIM C . PIM - RP D . PIM - DM E . PIM - SM

  查看最佳答案

• Which two multicast IP addresses can be represented by the multicast MAC addre ss 0100.5e0A.0A07?（）

  A . 228.10.10.7 B . 229.11.10.7 C . 229.138.10.7 D . 229.138.10.8 E . 228.10.10.8 F . 228.10.138.7

  查看最佳答案

• Which two multicast address ranges are assigned as source-specific multicast destination addresses andare reserved for use by source-specific applications and protocols？ （）

  A . 232.0.0.0/8 B . 239.0.0.0/8 C . 232.0.0.0/4 D . FF3x：：/32 E . FF2x：：/32 F . FF3x：：/16

  查看最佳答案

• Which two statements are true about the rendezvo us point (RP) in a multicast network?（）

  A . The multicast sources must register with the RP to form the multicast distribution tree. B . An RP is required only in networks running Protocol Independent Multicast dense mode (PIM DM). C . The mu lticast receivers must register with the RP to form the multicast distribution tree. D . An RP is required only in networks running Protocol Independent Multicast sparse mode (PIM SM). E . An RP is required only in networks running Protocol Independent Mu lticast sparse - dense mode (PIM - SDM). F . To form the multicast distribution tree, the multicast sources register with and the receivers join the RP.

  查看最佳答案

• Which two of the following Cisco router platforms support Multicast Distributed Fast Switching?（）

  A . 3600 series B . 7200 series with NSE-1 C . 7500 series D . 12000 serie

  查看最佳答案

• Which two of these are characteristics of multicast routing？ （）

  A .  multicast routing uses RPF B .  multicast routing is connectionless. C .  In multicast routing， the source of a packet is known. D .  When network topologies change， multicast distribution trees are not rebuilt， but use the originalpath E .  Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destinatio

  查看最佳答案

• Which two design concerns must be addressed when designing a multicast implementation？（）

  A . only the low-order 23 bits of the MAC address are used to map IP addresses B . only the low-order 24 bits of the MAC address are used to map IP addresses C . only the high-order 23 bits of the MAC address are used to map IP addresses D . only the low-order 23 bits of the IP address are used to map MAC addresses E . the 0x01004f MAC address prefix is used for mapping IP addresses to MAC addresses F . the 0x01005e MAC address prefix is used for mapping IP addresses to MAC addresse

  查看最佳答案

• Which two statements are correct regarding multicast implementation using a WLAN controller (v5.2) and AP?（）

  A . Multicast traffic is sent out on Cisco APs at the highest mandatory data rate. B . Multicast traffic is sent out on Cisco APs at the highest supported data rate. C . On Cisco APs， multicast traffic and beacons are sent out at the same data rates to maintain a common cell size for normal data as well as multicast data. D . If there is more than one mandatory data rate， multicast traffic will be sent at the highest mandatory rate and beacons will be sent at the lowest mandatory rate. E . On Cisco APs， multicast traffic will be sent out at the highest data rate that a client can maintain with the AP.

  查看最佳答案

• Which two commands are required to enable multicast on a router， knowing that the receivers only  supports IGMPv2？（）

  A . IP PIM RP-address B . IP PIM ssm C . IP PIM Sparse-mode D . IP PIM Passive

  查看最佳答案

• Which two statements are true regarding the database in ARCHIVELOG mode？（）

  A . You have to shut down the database to perform the backups. B . Archiving information is written to the data files and redo log files. C . You can perform complete database backups without closing the database. D . Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode. E . All the previous database backups become invalid after you configure the database to ARCHIVELOG mode.

  查看最佳答案

• Which two are characteristics of an IPv6 multicast address？（）

  A . First （most significant ） octet is FF in hex B . Starts with a prefix of FE80 to FEBF in hex C . Starts with a prefix of FECO to FEFF in hex D . Second octet contains a 4-bit multicast scope field E . Last 64 bit contains the modified MAC address of the Ethernet interface F . Is allocated from the unicast address space

  查看最佳答案