The subnet mask on the serial interface of a router is expressed in binary as 11111000 for the last octet. How do you express the binary number 11111000 in decimal?（）A、210B、224C、240D、248E、252
The subnet mask on the serial interface of a router is expressed in binary as 11111000 for the last octet. How do you express the binary number 11111000 in decimal?（）
- A、210
- B、224
- C、240
- D、248
- E、252
相关考题：
You have a single Class C IP address and a point-to-point serial link that you want to implement VLSM on. Which subnet mask is the most efficient for this point to point link?A. 255.255.255.0B. 255.255.255.240C. 255.255.255.248D. 255.255.255.252E. 255.255.255.254F. None of the above
If IP address is 202.130.191.33 and subnet mask is 255.255.255.0, then subnet prefix is () .A.202.130.0.0B.202.0.0.0C.202.130.191.33D.202.130.191.0
There is a connectivity problem between the serial 0/0 interface of router TESTKING1 and the serial 0/0 interface of TESTKING2. A leased line point to point circuit is installed between these two routers. The output from the show interface serial 0/0 command is displayed below for each of these routers:From your observations of the above exhibit, what is the underlying cause of the problem?（）A. The loopback is not set.B. The serial cable is faulty.C. The subnet mask is not configured properly.D. The IP address is not configured properly.E. The Layer 2 frame types are not compatible.F. The keepalive setting is not configured properly.
In the implementation of VLSM techniques on a network using a single Class C IP address,which subnet mask is the most efficient for point－to－point serial links?() A. 255.255.255.240B. 255.255.255.254C. 255.255.255.252D. 255.255.255.0E. 255.255.255.248
In the implementation of VLSM techniques on a network using a single Class C IP address, which subnet mask is the most efficient for point－to－point serial links()。 A.255.255.255.0B.255.255.255.240C.255.255.255.248D.255.255.255.252E.255.255.255.254
Your ISP has assigned you the following IP address and subnet mask: IP address: 199.141.27.0 Subnet mask: 255.255.255.240 Which of the following addresses can be allocated to hosts on the resulting subnet?（）A、199.141.27.2B、199.141.27.175C、199.141.27.13D、199.141.27.11E、199.141.27.208F、199.141.27.112
In which of the following scenarios would the "show cdp neighbors detail"command be an appropriate troubleshooting tool?（）A、Two switches are connected via a trunk. Both switches have been assigned an IP address, subnet mask, and default gateway. A ping is successful between the two switches. However, VLAN information is not passed from one switch to the other switch.B、A router and a switch have been assigned an IP address, a subnet mask, and a default gateway. They are directly connected, but a ping between the two devices fails.C、A router connects to another router through a serial interface. Both routers have been assigned an IP address, subnet mask, and default gateway. The routers are running RIP and the networks directly connected to the first router do not pass to the second router. However, a ping from one router to the serial interface of the directly connected neighboring router is successful.D、A router connects to another router via a switch. Both routers and the switch have been assigned an IP address, subnet mask, and default gateway. Neither the routers nor the switch are able to ping one of the hosts that is directly to the switch.
A network administrator provides an IP address of 128.135.0.142 and a subnet mask of 255.0.0.0. Once a ping is attempted， it fails. Which of the following options is the most probable cause of the failed ping？（）A、0 is not valid in an IP addressB、128 is a reserved networkC、The subnet mask should be 255.255.0.0. since it is a class BD、A network problem has occurred since IP and subnet are valid
You are a systems administrator and you are about to assign static IP addresses to various servers on your network. For the network 192.168.20.24/29 the router is assigned to the first usable host address, while the last usable host address goes to your Sales server. Which one of the following commands would you enter into the IP properties box of the sales server?（）A、IP address: 192.168.20.14 Subnet Mask: 255.255.255.248 Default Gateway:192.168.20.9B、IP address: 192.168.20.254 Subnet Mask: 255.255.255.0 Default Gateway:192.168.20.1C、IP address: 192.168.20.30 Subnet Mask 255.255.255.248 Default Gateway:192.168.20.25D、IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:192.168.20.17E、IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:192.168.20.25
In the implementation of VLSM techniques on a network using a single Class C IP address,which subnet mask is the most efficient for point-to-point serial links?（）A、255.255.255.240B、255.255.255.254C、255.255.255.252D、255.255.255.0E、255.255.255.248
The network administrator is asked to configure 113 point-to-point links.Which IP addressing scheme best defines the address range and subnet mask that meet the requirement and waste the fewest subnet and host addresses?（）A、10.10.0.0/18 subnetted with mask 255.255.255.252B、10.10.0.0/25 subnetted with mask 255.255.255.252C、10.10.0.0/24 subnetted with mask 255.255.255.252D、10.10.0.0/23 subnetted with mask 255.255.255.252E、10.10.0.0/16 subnetted with mask 255.255.255.252
You have a single Class C IP address and a point-to-point serial link that you want to implement VLSM on. Which subnet mask is the most efficient?（）A、255.255.255.0B、255.255.255.240C、255.255.255.248D、255.255.255.252E、255.255.255.254
Which two statements are true of a network mask?（）A、A subnet mask specifies the portion of an IP address that is in a binary format.B、A subnet mask specifies the portion of an IP address that is in a decimal format.C、A subnet mask specifies the portion of an IP address that represents a network prefix.D、A subnet mask specifies the portion of an IP address that represents network hosts.
Which two statements are true of a network mask?（）A、A subnet mask specifies the portion of an IP address that is in a binary formatB、A subnet mask specifies the portion of an IP address that is in a decimal formatC、A subnet mask specifies the portion of an IP address that represents a network prefixD、A subnet mask specifies the portion of an IP address that represetns network hosts
You work as a network administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed.The network as a server named ABC_SR05 that provides DHCP services. You need to create a new IPv4 subnet on the network. The subnet must support a maximum of 5，000 hosts and must have a few unused addresses as possible. How would you configure DHCP to support this subnet？（）A、You should use a subnet mask of 255.255.255.0.B、You should use a subnet mask of 255.255.248.0C、You should use a subnet mask of 255.255.240.0.D、You should use a subnet mask of 255.255.224.0E、You should use a subnet mask of 255.255.128.0F、You should use a subnet mask of 255.255.0.0
Your company has recently deployed a server that runs Windows Server 2008. The server has the IP information shown below. IP address 192.168.46.186 Subnet mask： 255.255.255.192 Default gateway： 192.168.46.1 Users on remote subnets report that they are unable to connect to the server. You need to ensure all users are able to connect to the server. What should you do？ （）A、 Change the IP address to 192.168.46.129B、 Change the IP address to 192.168.46.200C、 Change the subnet mask to a 24-bit maskD、 Change the subnet mask to a 27-bit mask.
多选题Your ISP has assigned you the following IP address and subnet mask: IP address: 199.141.27.0 Subnet mask: 255.255.255.240 Which of the following addresses can be allocated to hosts on the resulting subnet?（）A199.141.27.2B199.141.27.175C199.141.27.13D199.141.27.11E199.141.27.208F199.141.27.112
单选题管理员必须分配静态IP地址，在网络中的服务器。对于网络192.168.20.24/29，路由器分配到的第一个可用的主机地址，而销售服务器提供的最后一个可用的主机地址。以下哪项应订立销售服务器的IP有产者盒子？（）AIP address：192.168.20.14 Subnet Mask：255.255.255.248 Default Gateway：192.168.20.9BIP address：192.168.20.254 Subnet Mask：255.255.255.0 Default Gateway：192.168.20.1CIP address：192.168.20.30 Subnet Mask：255.255.255.248 Default Gateway：192.168.20.25DIP address：192.168.20.30 Subnet Mask：255.255.255.240 Default Gateway：192.168.20.17EIP address：192.168.20.30 Subnet Mask：255.255.255.240 Default Gateway：192.168.20.25
单选题An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?（）AIP address:192.168.20.14 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.9BIP address:192.168.20.254 Subnet Mask:255.255.255.0 Default Gateway:192.168.20.1CIP address:192.168.20.30 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.25DIP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.17EIP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.25
单选题Which two statements are true of a network mask?（）AA subnet mask specifies the portion of an IP address that is in a binary formatBA subnet mask specifies the portion of an IP address that is in a decimal formatCA subnet mask specifies the portion of an IP address that represents a network prefixDA subnet mask specifies the portion of an IP address that represetns network hosts
单选题Your company has recently deployed a server that runs Windows Server 2008. The server has the IP information shown below. IP address 192.168.46.186 Subnet mask： 255.255.255.192 Default gateway： 192.168.46.1 Users on remote subnets report that they are unable to connect to the server. You need to ensure all users are able to connect to the server. What should you do？ （）A Change the IP address to 192.168.46.129B Change the IP address to 192.168.46.200C Change the subnet mask to a 24-bit maskD Change the subnet mask to a 27-bit mask.
多选题Which two statements are true of a network mask?（）AA subnet mask specifies the portion of an IP address that is in a binary format.BA subnet mask specifies the portion of an IP address that is in a decimal format.CA subnet mask specifies the portion of an IP address that represents a network prefix.DA subnet mask specifies the portion of an IP address that represents network hosts.
单选题The network administrator is asked to configure 113 point-to-point links.Which IP addressing scheme best defines the address range and subnet mask that meet the requirement and waste the fewest subnet and host addresses?（）A10.10.0.0/18 subnetted with mask 255.255.255.252B10.10.0.0/25 subnetted with mask 255.255.255.252C10.10.0.0/24 subnetted with mask 255.255.255.252D10.10.0.0/23 subnetted with mask 255.255.255.252E10.10.0.0/16 subnetted with mask 255.255.255.252