At which layer of the OSI model does the ping command operate?
A. session
B. network
C. transport
D. maintenance
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How many LMI types are available on Cisco routers? A.) Four B.) Two C.) Five D.) Three
In transport layer, for connection oriented communication Three way handshake process is there to establish a connection. So question is that, when a host send an ACK messages to another host with host intend to establish a connection, the source host send it as Broadcast or unicast message? Cud anyone explain this. Thanks in advance.
After how long keep alive messages exchange in eigrp?
When a router knows the IP address, but does not know the MAC address of the device it wishes to contact, it uses the ARP (Address resolution protocol) to determine the MAC address. After it learns the MAC address, it stores this information in the ARP cache. What is the command to view the ARP cache? A.) sh mac B.) show cache C.) show arp D.) sh arp interfaces E.) show ip cache
What is the terminal emulation?
Which statement is true regarding full duplex? A.) Allows for transmission and receiving of data simultaneously B.) Only works in a multipoint configuration C.) Does not affect the bandwidth D.) Allows for transmission and receiving of data but not a the same time
what is router,bridges,hubs?
What does the 'S' mean when looking at the routing table? A.) Statically connected B.) Directly connected C.) Dynamically attached D.) Shutdown route
Identify the command that displays the SAP table? A.) show ipx servers B.) display SAP table C.) display SAP's D.) show sap table
Which type of routing you did in ccna?
What is the multicast routing?
What ISDN protocol specifies concepts, terminology, and services? A.) Q B.) S C.) I D.) E
CCNA 
