Which of the following protocols uses port 443 by default?（）A、LDAPB、SNMPC、HTTPSD、HTTP
Which of the following protocols uses port 443 by default?（）
- A、LDAP
- B、SNMP
- C、HTTPS
- D、HTTP
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Which of the following routing protocols is strictly a distance vector protocol?（）A、IS-ISB、BGPC、EIGRPD、OSPF
Which of the following WAN protocols is a packet switching technology?（）A、Frame RelayB、POTSC、PSTND、ISDN
Which of the following protocols is commonly used for VoIP technology?（）A、TelnetB、SMTPC、SIPD、SNMP
多选题Which of the following protocols utilize TCP?（）ANTPBNNTPCSMTPDSNMPEHTTPSFTFTP