Dynamic Host Configuration Protocol

Dynamic Host Configuration Protocol

Dynamic Host Configuration Protocol (DHCP)

 

·         UDP ports 67 and 68

 

Domain Name System (DNS)

 

·         UDP port 53
TCP port 53

 

nternet Control Message Protocol (ICMP)

 

·         none

 

Simple Network Management Protocol (SNMP)

 

·         UDP port 161

 

Telnet

 

·         TCP port 23

 

Secure Shell (SSH)

 

·         TCP port 22

 

Remote Desktop Protocol (RDP)

 

·         TCP port 3389

 

File Transfer Protocol (FTP)

 

·         TCP ports 20 and 21

 

Trivial File Transfer Protocol (TFTP)

 

·         UDP port 69

 

Server Message Block (SMB)

 

·         TCP port 445

 

Simple Mail Transfer Protocol (SMTP)

 

·         TCP port 25

 

Post Office Protocol version 3 (POP3)

 

·         TCP port 110

 

Internet Message Access Protocol version 4 (IMAP4)

 

·         TCP port 143

 

Hypertext Transfer Protocol (HTTP)

 

·         TCP port 80

 

Hypertext Transfer Protocol Secure (HTTPS)

 

·         TCP port 443

 

Transport Layer Security and Secure Socket Layer (TLS/SSL)

 

·         TCP port 443

 

NetBIOS name service

 

·         UDP port 137

 

NetBIOS datagram service

 

·         UDP port 138

 

NetBIOS session service

 

·         TCP port 139

 

Session Initiation Protocol (SIP)

 

·         TCP ports 5060 and 5061

 

Media Gateway Control Protocol - Call Agent (MGCP)

 

·         UDP port 2727

 

ITU Telecommunication H.32x protocol series (H.323)

 

·         TCP port 1720

 

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