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TCP port 22
- SSH (Secure Shell)
- SFTP (Secure File Transfer Protocol)
- SCP (Secure copy)
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TCP port 514
rsh (Remote shell)
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UDP ports 137 and 138
NetBios
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ports 137-139
- NetBIOS:
- UDP port 137 and 138
- TCP port 139
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TCP port 445
Srvr Msg Block
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UDP port 69
TFTP (Trivial File Transfer Protocol)
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TCP port 110
POP3 (Post Office Protocol)
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TCP port 143
IMAP (Internet Message Access Protocol)
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TCP port 119
NNTP (Network News Transport Protocol)
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UDP port 123
SNTP (Simple Network Time Protocol)
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TCP port 389
LDAP (Lightweight Directory Access Protocol)
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TCP and UDP ports 554
RTSP (Real Time Streaming Protocol)
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UDP port 161
SNMP (Simple Network Management Protocol) Used to monitor and manage network devices.
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TCP and UDP ports 162
SNMP Trap (Simple Network Management Protocol Trap) A notification sent from an SNMP agent to an SNMP manager
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TCP port 5061
SIP (Session Initiation Protocol)
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UDP port 5060
SIP (Session Initiation Protocol)
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UDP ports 2427 and 2727
MGCP (Media Gateway Control Protocol) Used as a call control and communication protocol for VoIP networks.
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TCP ports 5004 and 5005
RTP (Real-time Transport Protocol) Use to deliver media based data over networks, such as VoIP.
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PDU name for TCP stack
Bits, Frames, Packets, Segments
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What are the common TCP ports (that is, "well-known" ports) used by FTP?
21
23
22
20
20 and 21
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What is the common TCP port (that is, "well-known" port) used by SSH?
B) 22
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American Standard Code for Information Interchange (ASCII) would be classified at which layer of the OSI Model?
A) Layer 4
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What are ports 1024 to 49151 called?
C) Registered ports
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