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20 Cards in this Set
- Front
- Back
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20
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ftp file transfer protocol
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21
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ftp file transfer protocol
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22
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ssh secure shell
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23
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telnet
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25
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smtp
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25
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smtp simple mail transfer protocol
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53
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dns domain name service
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69
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tftp trivial file transfer protocol
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79
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finger
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80
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http hypertext transfer protocol
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110
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pop3
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119
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nntp network news transport protocol
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123
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ntp network time protocol
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137
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nns
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143
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imap4
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161
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snmp simple network management protocol
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443
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https hypertext transfer protocol secure
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1512
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wins
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1701
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l2tp
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1723
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pptp
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