What are hold-downs used for?
A.) To prevent regular update messages from reinstating a
route that has
come back up
B.) Information received on an interface cannot be sent back
out the same
interface
C.) To prevent regular update messages from reinstating a
route that has
gone down
D.) To hold the routing table from being sent to another router
comparative networking features windows linux
What are the protocols that are used by every layer of ip/tcp model?
Identify the access-list range for an extended IP access-list? A.) 800 - 899 B.) 1 - 99 C.) 1000 - 1099 D.) 100 - 199
Operation of two PC connecting with brand new switches. (they expecting step by step arp ,broadcast,MAC table, RARP operation)
How we can find ASBR Router, we have no authentication to enter router?
Which layer called error detection layer?
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
Which port numbers are used by TCP and UDP to set up sessions with other hosts? A.) 1024 and above B.) 6 and 17 respectively C.) 1-25 D.) 6-17
Identify 3 methods used to prevent routing loops? A.) Split horizon B.) Holddown timers C.) Poison reverse D.) SPF algorithm E.) LSP's
What is HDLC?
Which three are typical operational phases in a basic connection oriented network service? A. call setup B. data transfer C. load balancing D. call termination E. caller ID F. call prionflication G. data segmentation H. data and momma I. data link identification J. callering book
In IOS boot sequence if the flash is erased, and there is no access to TFTP server, and we can't load the partial IOS from ROM. Is there any possiblity that we can still boot the router/switch from external PC in which the IOS is installed?