Port numbers for the following 2 standard services: SMTP, TFTP
a. 25, 81
b. 25, 68
c. 23, 69
d. 15, 68
e. 15, 22
When would you use a default route ?
What is "keepalive"? a. A keepalive is a small, layer-1 bit message that is transmitted by a network device to let directly-connected network devices know of its presence. b. A keepalive is a small, layer-2 message that is transmitted by a network device to let directly-connected network devices know of its presence. c. A keepalive is a small, layer-2 message that is transmitted by a network device to let it neighbors know of congestion d. A keepalive is a small, layer-3 message that is transmitted by a network device to let directly-connected network devices know of its presence. e. A keepalive is a small, layer-3 message that is transmitted by a network device to let it neighbors know of congestion
3 purposes of ICMP : a. router discovery b. gurantee of transport c. estimate of bandwidth d. error messaging e. diagnostics/testing f. gurantee of uniqueness of node addresses
senario: There are two switches connected via trunk port.One end station is connected to each switch via access port. All the ports are in same VLAN.All the ports have same speed 1Gbps.Start sending 1Gbps traffic from one end station to other. Determine percentage of traffic received by destination end station.
Where would you find DHCP information about supported network 128.251.144.0 ?
how to set kernal parameters in solaris 10&9?
you have internet connection but u rnot able to open ur webpages, ur system is pinging properly to dns server . so pls tell me where is problem ?
Explain the osi role in computer networking?
You have a class B subnet. You would like divide it up into 30 more subnets by "subnetting" ? What would be the subnet mask ?
In the nsswitch.conf file what does the following entry mean ? NOTFOUND=continue
Using 10BaseT what is needed to get 300 meters :
A subnet's mask is 255.255.255.192. How many nodes can this subnet have?