Answer:
b. It uses community string that is transmitted in clear text.
d. It is used by all network devices on the market.
Step-by-step explanation:
SNMP is an acronym for Simple Network Management Protocol and it is a standard protocol which allows network administrators to manage network devices and client computers remotely.
SNMP is a protocol used to query hosts, servers, and devices about performance or health status data. This protocol has long been used by hackers to gather great amount of information about remote hosts.
The SNMP agent on a network device such as a router authenticates any SNMP Get requests that are being received from the network management software (NMS) using either the read-write or read-only community string.
The features which makes this possible are;
I. It uses community string that is transmitted in clear text.
II. It is used by all network devices on the market.