On which destination port in the Layer 4 header does BGP listen?（）A、UDP port 169B、TCP port 169C、UDP port 179D、TCP port 179
On which destination port in the Layer 4 header does BGP listen?（）
- A、UDP port 169
- B、TCP port 169
- C、UDP port 179
- D、TCP port 179
相关考题：
In JUNOS software with enhanced services, which three packet elements are inspected to determineif a session already exists? ()(Choose three.) A. IP protocolB. IP time-to-liveC. source and destination IP addressD. source and destination MAC addressE. source and destination TCP/UDP port
On which destination port in the Layer 4 header does BGP listen?() A. UDP port 169B. TCP port 169C. UDP port 179D. TCP port 179
Your boss is learning a CCNA training course，refer to the exhibit.The access list has been configured on the S0/0 interface of router RTB in the outbound direction.Which two packets，if routed to the interface，will be denied？（）access-list 101 denytcp192.168.15.320.0.0.15any eq telnetaccess-list 101 permitip any anyA.source ip address:192.168.15.5;destination port: 21B.source ip address:,192.168.15.37 destination port: 21C.source ip address:,192.168.15.41 destination port: 21D.source ip address:,192.168.15.36 destination port: 23E.source ip address:192.168.15.46;destination port: 23F.source ip address:,192.168.15.49 destination port: 23
What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table()。 A.The switch will not forward unicast frames.B.The switch will forward the frame to a specific port.C.The switch will return a copy of the frame out the source port.D.The switch will remove the destination MAC from the switch table.E.The switch will forward the frame to all ports except the port on which it was received.
根据下图,该access list被配置在路由器RTB的S0／0接口上的OUT方向,哪两个数据包会被DENY,如果被路由到该接口上的话?() A.source ip address：192.168.15.5 destination port：21B.source ip address：192.168.15.37 destination port：21C.ssource ip address192.168.15.41 destination port：21D.source ip address：192.168.15.36 destination port：23E.source ip address：192.168.15.46 destination port：23F.source ip address：192.168.15.49 destination port：23
汉译英：“装运港；卸货港”，正确的翻译为（ ）。A. port of transfer ； port of discharge B. port of loading ； port of dischargeC. port of transfer ； port of destination D. port of loading ； port of desdnafion
Which of the following descriptions about IP spoofing is correct？（）A、IP source address is forgedB、IP destination address is forgedC、IP TCP source port is forgedD、IP TCP destination port is forgedE、None of above
You examine the port statistics on a Cisco Catalyst switch and notice an excessive number offrames are being dropped. Which of the following are possible reasons for the drops？（）A、Unknown destination MAC addressB、Bad cablingC、MAC forwarding table is fullD、Port configured for half duplexE、Port configured for full duplexF、Network congestion
A standard IP access list is applied to an Ethernet interface of a router. What does this standard access list filter on?（）A、The source and destination addressesB、The destination port numberC、The destination addressD、The source addressE、All of the above
You work as a network technician at Company. Your boss， Mrs.， is interested in LWAPP （Lightweight Access Point Protocol）. What should you tell her regarding this technology？ （）A、 LWAPP is a proprietary protocol， and because of its very high overhead it is not widely adopted.B、 Control traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.C、 Layer 3 LWAPP is a UDP/IP Frame that requires a Cisco Aironet AP to obtain an IP address using DHCP.D、 Data traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.E、 Control traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.F、 Data traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.
Which of the following statements are true concerning the command ip sla monitor responder typetcpconnect ipaddress 10.1.1.1 port 23？（Choose all that apply.）（）A、The command will initiate a probe with a destination IP address of 10.1.1.1B、The command is used on the IP SLA responder and the IP SLA sourceC、The command will allow only source address 10.1.1.1 to source probesD、The command will initiate a probe with a destination Telnet portE、The command is used to make the router a responderF、The command will initiate a probe with a source port of 23
You have a firewall filter containing two terms applied in an inbound direction on a customer interface.You would like this filter to protect your network from a spoofed denial of service attack. Which match criterion should be configured ito identify unwanted packets?（）A、from source-portB、from source-addressC、from destination-addressD、from destination-port
What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table?（）A、The switch will not forward unicast frames.B、The switch will forward the frame to a specific port.C、The switch will return a copy of the frame out the source port.D、The switch will remove the destination MAC from the switch table.E、The switch will forward the frame to all ports except the port on which it was received.
Which statements are valid for a local SPAN configuration？ （）A、 Source and destination interface must be on the same hostB、 Source and destination interfaces can be on different hostsC、 Destination vEthernet interface can be on a different VLAN than the sourceD、 Destination interface can be a physical portE、 Destination interface cannot be a physical port
In JUNOS Software， which three packet elements can be inspected to determine if asession already exists？（）A、IP protocolB、IP time-to-liveC、source and destination IP addressD、source and destination MAC addressE、source and destination TCP/UDP port
In JUNOS software with enhanced services, which three packet elements are inspected to determineif a session already exists? （）(Choose three.)A、IP protocolB、IP time-to-liveC、source and destination IP addressD、source and destination MAC addressE、source and destination TCP/UDP port
多选题Which statements are valid for a local SPAN configuration？ （）ASource and destination interface must be on the same hostBSource and destination interfaces can be on different hostsCDestination vEthernet interface can be on a different VLAN than the sourceDDestination interface can be a physical portEDestination interface cannot be a physical port
多选题In JUNOS Software， which three packet elements can be inspected to determine if asession already exists？（）AIP protocolBIP time-to-liveCsource and destination IP addressDsource and destination MAC addressEsource and destination TCP/UDP port
单选题The Shipowner is entitled to（）freight if he is ready to deliver at the port of destination the goods which were loaded.AnoBsomeChalfDfull
单选题Which of the following descriptions about IP spoofing is correct？（）AIP source address is forgedBIP destination address is forgedCIP TCP source port is forgedDIP TCP destination port is forgedENone of above
多选题In JUNOS software with enhanced services, which three packet elements are inspected to determineif a session already exists? （）(Choose three.)AIP protocolBIP time-to-liveCsource and destination IP addressDsource and destination MAC addressEsource and destination TCP/UDP port
单选题What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table（）。AThe switch will not forward unicast frames.BThe switch will forward the frame to a specific port.CThe switch will return a copy of the frame out the source port.DThe switch will remove the destination MAC from the switch table.EThe switch will forward the frame to all ports except the port on which it was received.
单选题“Destination” means（）.Athe last portBthe home portCthe port of registryDthe final port the voyage
多选题Which of the following statements are true concerning the command ip sla monitor responder typetcpconnect ipaddress 10.1.1.1 port 23？（Choose all that apply.）（）AThe command will initiate a probe with a destination IP address of 10.1.1.1BThe command is used on the IP SLA responder and the IP SLA sourceCThe command will allow only source address 10.1.1.1 to source probesDThe command will initiate a probe with a destination Telnet portEThe command is used to make the router a responderFThe command will initiate a probe with a source port of 23
多选题下面能够表示"禁止从129.9.0.0网段中的主机建立与202.38.16.0网段内的主机的WWW端口的连接"的访问控制列表是（）。Aacl101 rule deny tcp source129.9.0.00.0.255.255 destination 202.38.16.00.0.0.255 destination-port equal wwwBacl101 rule deny tcp source129.9.0.00.0.255.255 destination 202.38.16.00.0.0.255 destination-port equal 80Cacl100 rule deny udp source129.9.0.00.0.255.255 destination 202.38.16.00.0.0.255 destination-port equal wwwDacl99 rule deny udp source129.9.0.00.0.255.255 destination 202.38.16.00.0.0.255 destination-port equal www
多选题What three pieces of information can be used in an extended access list to filter traffic (Choose three.)（）。AprotocolBVLAN numberCTCP or UDP port numbersDsource switch port numberEsource IP address and destination IP addressFsource MAC address and destination MAC address