A network administrator has configured source NAT, translating to an address that is on a locally connected subnet.The administrator sees the translation working, but traffic does not appear to come back.What is causing the problem?()
A. The host needs to open the telnet port.
B. The host needs a route for the translated address.
C. The administrator must use a proxy-arp policy for the translated address.
D. The administrator must use a security policy, which will allow communication between the zones.
第1题:
TheBGProutingtableconsistsofthefollowingnetworkroutes:Whatisthecorrectcommandtosummarizetheseprefixesintoasinglesummaryprefixof192.168.12.0/22whilealsoallowingfortheadvertisementofthemorespecificprefixes?()
A.network192.168.12.0mask255.255.252.0
B.network192.168.12.0mask0.0.3.255
C.network192.168.12.0
D.aggregate-address192.168.12.0255.255.252.0
E.aggregate-address192.168.12.0255.255.252.0summary-only
F.aggregate-address192.168.12.0255.255.252.0as-set
第2题:
在某台Cisco路由器中定义一个名为test的DHCP地址池(192.168.3.0/26),并保留192.168.3.62/29的IP地址。下列正确的配置语句是(29)。
A.Router(config)#ip dhcp pooltest Router(dhcp-config)#network 192.168.3.00.0.0.63 Router(dhcp-config)#ip dhcp excluded-address192.168.3.62
B.Router(config)#ip dhcp poo1 test Router(dhcp-config)#network 192.168.3.0255.255.255.192 Router(dhcp-config)#ip dhcp excluded-address 192.168.3.62255.255.255.248
C.Router(config)#ip dhcp poo1 test Router(dhcp-config)#network 192.168.3.0/26 Router(dhcp-config)#ip dhcp excluded-address 192.168.3.62/29
D.Router(config)#ip dhcp excluded-address 192.168.3.56192.168.3.62 Router(config)#ip dhcp pool test Router(dhcp-config)#network 192.168.3.0/26
第3题:
使用哪组命令可将路由器配置为 DHCP 路由器,从而将 IPv4 地址分配给 192.168.100.0/23 LAN,同时为静态分配保留前 10 个和最后一个地址?
A.ip dhcp excluded-address 192.168.100.1 192.168.100.10 ip dhcp excluded-address 192.168.100.254 ip dhcp pool LAN-POOL-100 network 192.168.100.0 255.255.255.0 ip default-gateway 192.168.100.1#B.ip dhcp excluded-address 192.168.100.1 192.168.100.10 ip dhcp excluded-address 192.168.101.254 ip dhcp pool LAN-POOL-100 network 192.168.100.0 255.255.254.0 default-router 192.168.100.1#C.dhcp pool LAN-POOL-100 ip dhcp excluded-address 192.第4题:
配置DHCP服务器IP地址池的地址为193.45.98.0/24,其中193.45.98.10~193.45.98.30用做静态地址分配,正确的配置语句是______。
A.ip dhcp excluded-address 193.45.98.10.193.45.98.30 network 193.45.98.0 255.255.255.0
B.ip dhcp excluded-address 193.45.98.10.193.45.98.30 network 193.45.98.0/24
C.ip dhcp excluded-address 193.45.98.10 193.45.98.30 network 193.45.98.0 0.0.0.255
D.ip dhcp excluded-address 193.45.98.10 193.45.98.30 network 193.45.98.0 255.255.255.0
第5题:
配置DHCP服务器IP地址池的地址为193.45.98.0/24,其中193.45.98.10至193.45.98.30用作静态地址分配,正确的配置语句是
A.ip dhcp excluded-address 193.45.98.10,193.45.98.30 network 193.45.98.0 255.255.255.0
B.ip dhcp excluded-address 193.45.98.10,193.45.98.30 network 193.45.98.0 /24
C.ip dhcp excluded-address 193.45.98.10 193.45.98.30 network 193.45.98.0 0.0.0.255
D.ip dhcp excluded-address 193.45.98.10 193.45.98.30 network 193.45.98.0 255.255.255.0
第6题:
使用哪组命令可将路由器配置为 DHCP 路由器,从而将 IPv4 地址分配给 192.168.100.0/23 LAN,同时为静态分配保留前 10 个和最后一个地址?
A.dhcp pool LAN-POOL-100 ipdhcp excluded-address 192.168.100.1 192.168.100.9 ipdhcp excluded-address 192.168.100.254 network 192.168.100.0 255.255.254.0 default-router 192.168.101.1#B.ipdhcp excluded-address 192.168.100.1 192.168.100.10 ipdhcp excluded-address 192.168.100.254 ipdhcp pool LAN-POOL-100 network 192.168.100.0 255.255.254.0 default-router 192.168.100.1#C.ipdhcp excluded-address 192.168.100.1 192.168.100.10 ipdhcp exclu