私网设备A的IP地址是192.168.1.1/24,其对应的公网IP 是2.2.2.1;公网设备B的IP 地址是2.2.2.5。现需要设备A对公网提供Telnet服务,可以在NAT设备上使用下列哪项配置?()。
A. acl number 2000rule 0 permit source 192.168.1.1 0.0.0.255nat address-group 1 2.2.2.1interface Ethernet 0/1nat outbound 2000 address-group 1
B. acl number 2000rule 0 permit source 192.168.1.1 0.0.0.255nat address-group 1 2.2.2.1interface Ethernet 0/1nat outbound 2000 address-group 1 no-pat
C. nat server protocol telnet global 2.2.2.1 inside 192.168.1.1
D. nat server protocol tcp global 2.2.2.1 23 inside 192.168.1.1 23