网友您好， 请在下方输入框内输入要搜索的题目：

题目内容 （请给出正确答案）

What happens when you issue the ping 172.19.102.2 count 5 command?（）

  • A、ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.
  • B、ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.
  • C、ICMP echo requests are sent to 172.19.102.2 five times.
  • D、ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.

参考答案

更多 “What happens when you issue the ping 172.19.102.2 count 5 command?（）A、ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B、ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C、ICMP echo requests are sent to 172.19.102.2 five times.D、ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.” 相关考题
考题 默认情况下,ICMP列表中() A.不允许任何ICMP消息B.允许所有ICMP消息C.只允许传入的echo请求D.不允许传入的echo请求
查看答案
考题 When you use the ping command to send ICMP messages across a network, what's the most common request/reply pair you'll see? (Select one answer choice)A．Echo request and Echo replyB．ICMP hold and ICMP sendC．ICMP request and ICMP replyD．Echo off and Echo onE．None of the above
查看答案
考题 What happens when you issue the ping 172.19.102.2 count 5 command?() A. ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B. ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C. ICMP echo requests are sent to 172.19.102.2 five times.D. ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.
查看答案
考题 Which two statements regarding traceroute on JUNOS devices are correct?() A.Traceroute transmits ICMP echo-request packets.B.Traceroute transmits UDP packets.C.Traceroute receives ICMP echo-reply packets.D.Traceroute receives ICMP port-unreachable packets.
查看答案
考题 When you issue the logging trap informational command, what happens? () A. An information trap is sent to the SNMP server.B. Informational and debug messages are logged to the syslog server.C. All messages are sent to the logging host, where selections are made.D. All messages from emergencies to informational are sent to the logging host.
查看答案
考题 What kind of message does a PING send out to test connectivity?() A. ICMP echo requestB. Information interrupt requestC. Timestamp replyD. Source quenchE. None of the above
查看答案
考题 WhichconfigurationwouldmakeanIPSLAprobeuseaprecedencevalueof3?() A.ipsla1icmp-echo1.1.1.1 tos12B.ipsla1icmp-echo1.1.1.1 tos96C.ipsla1icmp-echo1.1.1.1 precedence3D.ipsla1icmp-echo1.1.1.1 dscp12
查看答案
考题 常用来进行网络连通性检查的Ping命令工具,它的工作原理为()。 A.向目标主机发送UDP Echo Request数据包，等待对方回应UDP Echo Reply数据包B.向目标主机发送ICMP Echo Request数据包，等待对方回应ICMP Echo Reply数据包C.向目标主机发送UDP Echo Reply数据包，等待对方回应ICMP Echo Request数据包D.向目标主机发送ICMP Echo Reply数据包，等待对方回应ICMP Echo Request数据包
查看答案
考题 What command verifies connectivity between two hosts by sending and receiving ICMP echo messages?（）A、pingB、tracertC、netstatD、show cdp neighbors detailE、show ip routeF、traceroute
查看答案
考题 Which configuration would make an IP SLA probe use a precedence value of 5？（）A、ip sla 1 icmp-echo 1.1.1.1 tos 160B、ip sla 1 icmp-echo 1.1.1.1 tos 20C、ip sla 1 icmp-echo 1.1.1.1 precedence 5D、ip sla 1 icmp-echo 1.1.1.1 dscp 20
查看答案
考题 Which configuration would make an IP SLA probe use a precedence value of 3？（）A、ip sla 1icmp-echo 1.1.1.1 tos 12B、ip sla 1icmp-echo 1.1.1.1 tos 96C、ip sla 1icmp-echo 1.1.1.1 precedence 3D、ip sla 1icmp-echo 1.1.1.1 dscp 12
查看答案
考题 默认情况下，ICMP列表中（）。A、不允许任何ICMP消息B、允许所有ICMP消息C、只允许传入的echo请求D、不允许传入的echo请求
查看答案
考题 Which of the following protocols would be used to test if one host is reachable by another host， by sending echo requests and waiting for echo replies？（）A、SNMPB、ICMPC、TCPD、UDP
查看答案
考题 PING命令使用ICMP的（）code类型。A、DirectB、Echo replyC、Destination UnreachableD、以上答案都不正确
查看答案
考题 PING命令使用了哪种ICMP消息？（）A、RedirectB、Source quenchC、Echo request和Echo replyD、Destination unreachable
查看答案
考题 PING命令使用了哪种ICMP？正确的选项是（）A、RedirectB、Source quenchC、Echo reply Destination unreachable
查看答案
考题 PING命令使用ICMP的哪一种code类型：（）A、RedirectB、Echo replyC、Source quenchD、Destination Unreachable
查看答案
考题 What kind of message does a PING send out to test connectivity?（）A、ICMP echo requestB、Information interrupt requestC、Timestamp replyD、Source quenchE、None of the above
查看答案
考题 When you issue the logging trap informational command, what happens? （）A、An information trap is sent to the SNMP server.B、Informational and debug messages are logged to the syslog server.C、All messages are sent to the logging host, where selections are made.D、All messages from emergencies to informational are sent to the logging host.
查看答案
考题 应用程序PING发出的是（）报文。A、TCP请求B、TCP应答报文C、ICMP Echo请求报文D、ICMP Echo应答报文
查看答案
考题 ICMP报文的类型字段为8、代码字段为0，代表ICMP（）。A、Echo请求报文B、Echo应答报文C、超时报文D、目的不可达报文
查看答案
考题 PING命令使用了哪种ICMP（）。A、RedirectB、Source quenchC、Echo replyD、Destination unreachable
查看答案
考题 When an ICMP redirect is received from a host that is not the current gateway for the route it is redirecting， which of the following options is the most appropriate to conclude？（）A、The redirect will be ignoredB、The routing table will be alteredC、The ping will fail， followed by other network services.D、The host， which sent the ICMP redirect， will begin acting as the gateway
查看答案
考题 防止系统对ping请求做出回应，正确的命令是：（）。A、echo0/proc/sys/net/ipv4/icmp_ehco_ignore_allB、echo0/proc/sys/net/ipv4/tcp_syncookiesC、echo1/proc/sys/net/ipv4/icmp_echo_ignore_allD、echo1/proc/sys/net/ipv4/tcp_syncookies
查看答案
考题 单选题What command verifies connectivity between two hosts by sending and receiving ICMP echo messages?（）A pingB tracertC netstatD show cdp neighbors detailE show ip routeF traceroute
查看答案
考题 单选题What happens when you issue the ping 172.19.102.2 count 5 command?（）A ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C ICMP echo requests are sent to 172.19.102.2 five times.D ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.
查看答案
考题 单选题默认情况下，ICMP列表中（）。A 不允许任何ICMP消息B 允许所有ICMP消息C 只允许传入的echo请求D 不允许传入的echo请求
查看答案
热门标签
最新试卷