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what is leased line and if any issue occur what will u do
thai is trouble shootin occurs let leased line is down
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What is the checksum?
Explain which layer are called upper layer?
Identify 3 characteristics of switches? A.) Increase available bandwidth B.) Decrease broadcast traffic C.) Support full duplex in a multipoint topology D.) Make fowarding decision using MAC address E.) Create collision domains
I received a call from client that network is down. We have 100 or 1000 of switches and routers so how could we find the client switch and its port number? and useful commands to find this ?
Explain some overview of EIGRP?
Which of the following protocols are used for logical network addressing? A.) IP B.) TCP C.) ARP D.) ICMP E.) RARP F.) BootP
What is syntax of ipv4?
What is true about frame-relay DLCI? A.) DLCI represents a single physical circuit B.) DLCI is optional in all frame-relay networks C.) DLCI identifies a logical connection between DTE devices D.) DLCI is used to tag the beginning of a frame with VLAN information
What should be the first command to create an access-list that prevents all users on subnetwork 10.10.128.0, using subnet mask 255.255.192.0, from being able to telnet anywhere? A.) access-list 101 deny tcp 10.10.128.0 0.0.63.255 any eq telnet B.) access-list 101 deny tcp 10.10.128.0 255.255.0.0 any eq telnet C.) access-list 101 deny tcp 10.10.128.0 255.255.192.0 any eq telnet D.) access-list 101 deny tcp 10.10.128.0 0.0.192.255 any eq telnet E.) access-list 101 deny tcp 10.10.128.0 0.0.128.255 any eq telnet F.) access-list 101 deny tcp 10.10.128.0 0.0.127.255 any eq telnet
Inverse ARP serves what purpose? A.) Method for a local router to introduce itself to the remote end of the connection B.) Broadcast a routing table update C.) Identify MAC addresses if the IP address is known D.) Sent every 10 seconds used to verify the Frame Switch is still active
Identify the default IPX serial encapsulation? A.) Novell-Ether B.) SDLC C.) SNAP D.) HDLC
Tell me why we use filter option?
CCNA 
