PING命令使用了哪种ICMP?正确的选项是?()。
第1题:
A. Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.
B. Router C will use ICMP to inform Router B that Host 2 cannot be reached.
C. Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached.
D. Router C will send a Destination Unreachable message type.
E. Router C will send a Router Selection message type.
F. Router C will send a Source Quench message type.
第2题:
Ping命令是基于下列哪种协议报文?()
第3题:
PING命令使用了哪种ICMP消息()
第4题:
使用ping命令时,出现下列()信息,表明路由器的连接问题或路由器不能通过,或者是远程主机已经死机。
第5题:
PING命令使用了哪种ICMP?()
第6题:
PING命令使用了哪种ICMP消息?()
第7题:
PING命令使用了哪种ICMP?正确的选项是()
第8题:
PING命令使用ICMP的哪一种code类型:()
第9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?()
第10题:
Redirect
Echo reply
Source quench
Destination Unreachable
第11题:
表示连接成功
表示在一定时间内未收到目标主机的ICMP回应包,网络可能不通
表示无法解析主机名,可能DNS有问题
表示无法找到去往目标主机的路由,路由设置可能存在问题
第12题:
Redirect;
Source quench;
Echoreply;
Destination unreachable
第13题:
A.Router C will use ICMP to inform Host 1 that Host 2 cannot be reached
B.Router C will use ICMP to inform Router B that Host 2 cannot be reached
C.Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached
D.Router C will send a Destination Unreachable message type
E.Router C will send a Router Selection message type
F.Router C will send a Source Quench message type
第14题:
PING命令使用的是ICMP协议
第15题:
Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true (Choose two.)()。
第16题:
PING命令输入后出现“Destination.host.unreachable”说明()
第17题:
PING命令使用ICMP的()code类型。
第18题:
PING命令使用了哪种ICMP?()
第19题:
PING命令使用了哪种ICMP消息?
第20题:
PING命令使用了哪种ICMP()。
第21题:
The redirect will be ignored
The routing table will be altered
The ping will fail, followed by other network services.
The host, which sent the ICMP redirect, will begin acting as the gateway
第22题:
Redirect
Source quench
Echo reply
Destination unreachable
第23题:
Redirect
Source quench
Echo request和Echor eply
Destination unreachable。