6.6. Review Questions
The OSI has seven layers, which layer does SMTP work at?
Network
Transport
Session
Application
You need to have secure communications using HTTPS. What port number is used by default?
69
23
21
443
You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this?
SMTP
SNMP
DHCP
ARP
What protocol is used to find the hardware address of a local device?
RAAP
ARP
IP
ICMP
BootP
You need to login to a Unix server across a network that is not secure. Which of the following protocols will allow you to remotely administrator this server securely?
Telnet
SSH
SFTP
HTTP
If you can ping by IP address but not by hostname, or FQDN, which ...
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