NET+ Review Week 6

DNS port #

• 25

• 53

• 22

• 67 & 68

SSH port #

• 21

• 23

• 465

• 22

SFTP port #

• 68

• 25

• 67

• 22

TFTP Port #

• 20

• 25

• 24

• 69

SNMP port #'s

• 143

• 161

• 636

• 162

SMB port #

• 422

• 465

• 445

• 587

H.323 port #

• 5060

• 1143

• 1720

• 1465

A technician needs to limit the amount of broadcast traffic on a network and allow different segments to communicate with each other. Which of the following options would satisfy these requirements?

• Add a router and enable OSPF
• Add a layer 3 switch and create a VLAN
• Add a bridge between two switches
• Add a firewall and implement proper ACL

Which of the following is used to define how much bandwidth can be used by various protocols on the network?

• Traffic shaping
• High availability
• Load balancing
• Fault tolerance

Which of the following is used to authenticate remote workers who connect from offsite? 

• OSPF
• Virtual PBX
• RADIUS
• Trunking