Which of the following protocols can be found at the application layer?()
1.Which of the following routing protocols is strictly a distance vector protocol?()A、IS-ISB、BGPC、EIGRPD、OSPF
2.Which of the following WAN protocols is a packet switching technology?()A、Frame RelayB、POTSC、PSTND、ISDN
3.Which of the following protocols is commonly used for VoIP technology?()A、TelnetB、SMTPC、SIPD、SNMP
4.Which of the following protocols is used by thin clients?()A、IPXB、NetBIOSC、RDPD、UDP
第1题:
NTP
NNTP
SMTP
SNMP
HTTPS
TFTP