Which record type does DNS use to identify workstations which will accept mail for a given domain? A.PTR record B.TXT record C.MBX record D.MX record E.MAIL record Show Answer
What is stored in DNS zone files? A.the zone’s SOA record B.the root name servers C.the process ID of in.named D.the name of the DNS cache dump file Show Answer
What is forward mapping? A.the mapping of a user name to a DNS client B.the mapping of a workstation’s name to its MAC address C.the mapping of a workstation’s name to its IP address D.the mapping of a workstation’s IP address to its name Show Answer
What is a link local address? A.a class D IPv4 address B.an IPv4 compatible IPv6 address C.an IPv6 address that will not be forwarded by a router D.an IPv6 address that will not be forwarded onto the Internet E.an IPv4 address given by a DHCP server on the same subnetwork Show Answer
Which two statements regarding a switch are true? (Choose two.) A.A switch can connect two networks which use different protocol suites. B.A switch can connect more than one pair of cable segments simultaneously. C.A switch can filter and selectively forward a packet based on the IP address in the packet. D.A switch can dynamically connect […]
Which two statements describe the function of a bridge? (Choose two.) A.It filters packets by MAC addresses. B.It forwards packets between networks. C.It connects two or more hosts to a hub. D.It connects two or more network segments. E.It connects networks that use different protocol suites. Show Answer
Given: IP address netmask126.96.36.199 255.255.255.192 You are adding a "network" specific route. Presume the route has been deleted and you are establishing it. Which command adds a routing table entry with a route mask 255.255.255.192? A.route -net 188.8.131.52 184.108.40.206 B.route add -netmask 220.127.116.11 18.104.22.168 0 C.route add net 22.214.171.124 126.96.36.199 -netmask 255.255.255.192 0 D.route add […]
Which command should you use to verify that the router is configured (in the kernel) to forward IP packets?
A router is refusing to forward IP packets. Snoop has revealed that packets are arriving on its interfaces, but it is refusing to forward packets and route them. Which command should you use to verify that the router is configured (in the kernel) to forward IP packets? A.ndd -get /dev/udp ip-forward B.ndd -get /dev/ip ip_forwarding […]
Which command should you use to verify that you have recently received the MAC addresses of the workstation?
You are not sure if you have received an Ethernet frame from a workstation you are trying to reach by Telnet, which is on the same logical network. You may have a cabling fault. Which command should you use to verify that you have recently received the MAC addresses of the workstation? A.arp -a B.arp […]
Given: host name IP address MAC addressahost 188.8.131.52 8:0:20:75:6e:7d Which command puts a valid entry in the ARP table for workstation ahost? A.arp -a ahost B.arp -s 184.108.40.206 C.arp -d ahost 220.127.116.11 D.arp -s ahost 8:0:20:75:6e:7d E.arp 8:0:20:75:6e:7d 18.104.22.168 Show Answer