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0401
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.0.1 targets TCP port 20. Which service should the analyst investigate first?

View answer choices
  1. HTTP
  2. SMTP
  3. FTP data
  4. NetBIOS name service
Practice →
0402
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.7.14 targets TCP port 21. Which service should the analyst investigate first?

View answer choices
  1. DNS
  2. FTP control
  3. IMAP
  4. Kerberos
Practice →
0403
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.14.27 targets TCP port 22. Which service should the analyst investigate first?

View answer choices
  1. SSH
  2. POP3
  3. SNMP
  4. DHCP server
Practice →
0404
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.21.40 targets TCP port 23. Which service should the analyst investigate first?

View answer choices
  1. NTP
  2. LDAP
  3. DHCP client
  4. Telnet
Practice →
0405
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.28.53 targets TCP port 25. Which service should the analyst investigate first?

View answer choices
  1. SMTP
  2. TFTP
  3. Microsoft RPC
  4. HTTPS
Practice →
0406
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.35.66 targets UDP port 53. Which service should the analyst investigate first?

View answer choices
  1. SMB
  2. DNS
  3. HTTP
  4. NetBIOS name service
Practice →
0407
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.42.79 targets UDP port 67. Which service should the analyst investigate first?

View answer choices
  1. IMAP
  2. SMTPS
  3. DHCP server
  4. Kerberos
Practice →
0408
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.49.92 targets UDP port 68. Which service should the analyst investigate first?

View answer choices
  1. POP3
  2. SNMP
  3. Syslog
  4. DHCP client
Practice →
0409
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.56.105 targets UDP port 69. Which service should the analyst investigate first?

View answer choices
  1. LDAP
  2. NTP
  3. TFTP
  4. SMTP submission
Practice →
0410
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.63.118 targets TCP port 80. Which service should the analyst investigate first?

View answer choices
  1. HTTP
  2. HTTPS
  3. LDAPS
  4. Microsoft RPC
Practice →
0411
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.70.131 targets TCP port 88. Which service should the analyst investigate first?

View answer choices
  1. NetBIOS name service
  2. RDP
  3. Kerberos
  4. SMB
Practice →
0412
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.77.144 targets TCP port 110. Which service should the analyst investigate first?

View answer choices
  1. POP3
  2. IMAP
  3. SMTPS
  4. FTP data
Practice →
0413
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.84.157 targets UDP port 123. Which service should the analyst investigate first?

View answer choices
  1. Syslog
  2. FTP control
  3. SNMP
  4. NTP
Practice →
0414
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.91.170 targets TCP port 135. Which service should the analyst investigate first?

View answer choices
  1. Microsoft RPC
  2. SMTP submission
  3. SSH
  4. LDAP
Practice →
0415
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.98.183 targets UDP port 137. Which service should the analyst investigate first?

View answer choices
  1. HTTPS
  2. NetBIOS name service
  3. Telnet
  4. LDAPS
Practice →
0416
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.105.196 targets TCP port 143. Which service should the analyst investigate first?

View answer choices
  1. IMAP
  2. SMB
  3. RDP
  4. SMTP
Practice →
0417
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.112.209 targets UDP port 161. Which service should the analyst investigate first?

View answer choices
  1. SMTPS
  2. FTP data
  3. DNS
  4. SNMP
Practice →
0418
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.119.222 targets TCP port 389. Which service should the analyst investigate first?

View answer choices
  1. LDAP
  2. DHCP server
  3. FTP control
  4. Syslog
Practice →
0419
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.126.235 targets TCP port 443. Which service should the analyst investigate first?

View answer choices
  1. DHCP client
  2. HTTPS
  3. SMTP submission
  4. SSH
Practice →
0420
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.133.248 targets TCP port 445. Which service should the analyst investigate first?

View answer choices
  1. SMB
  2. LDAPS
  3. Telnet
  4. TFTP
Practice →
0421
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.140.8 targets TCP port 465. Which service should the analyst investigate first?

View answer choices
  1. RDP
  2. SMTP
  3. HTTP
  4. SMTPS
Practice →
0422
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.147.21 targets UDP port 514. Which service should the analyst investigate first?

View answer choices
  1. Syslog
  2. DNS
  3. Kerberos
  4. FTP data
Practice →
0423
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.154.34 targets TCP port 587. Which service should the analyst investigate first?

View answer choices
  1. POP3
  2. SMTP submission
  3. FTP control
  4. DHCP server
Practice →
0424
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.161.47 targets TCP port 636. Which service should the analyst investigate first?

View answer choices
  1. LDAPS
  2. SSH
  3. DHCP client
  4. NTP
Practice →
0425
Level 1 · Very Basic Ports and Services Unanswered

In an authorized home-lab assessment, a connection from 10.20.168.60 targets TCP port 3389. Which service should the analyst investigate first?

View answer choices
  1. TFTP
  2. Microsoft RPC
  3. Telnet
  4. RDP
Practice →
0426
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.175.73 targets TCP port 20. Which service should the analyst investigate first?

View answer choices
  1. FTP data
  2. NetBIOS name service
  3. HTTP
  4. SMTP
Practice →
0427
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.182.86 targets TCP port 21. Which service should the analyst investigate first?

View answer choices
  1. IMAP
  2. FTP control
  3. DNS
  4. Kerberos
Practice →
0428
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.189.99 targets TCP port 22. Which service should the analyst investigate first?

View answer choices
  1. SSH
  2. DHCP server
  3. POP3
  4. SNMP
Practice →
0429
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.196.112 targets TCP port 23. Which service should the analyst investigate first?

View answer choices
  1. DHCP client
  2. LDAP
  3. NTP
  4. Telnet
Practice →
0430
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.203.125 targets TCP port 25. Which service should the analyst investigate first?

View answer choices
  1. TFTP
  2. HTTPS
  3. SMTP
  4. Microsoft RPC
Practice →
0431
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.210.138 targets UDP port 53. Which service should the analyst investigate first?

View answer choices
  1. NetBIOS name service
  2. SMB
  3. DNS
  4. HTTP
Practice →
0432
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.217.151 targets UDP port 67. Which service should the analyst investigate first?

View answer choices
  1. Kerberos
  2. IMAP
  3. SMTPS
  4. DHCP server
Practice →
0433
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.224.164 targets UDP port 68. Which service should the analyst investigate first?

View answer choices
  1. SNMP
  2. POP3
  3. DHCP client
  4. Syslog
Practice →
0434
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.231.177 targets UDP port 69. Which service should the analyst investigate first?

View answer choices
  1. SMTP submission
  2. TFTP
  3. NTP
  4. LDAP
Practice →
0435
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.238.190 targets TCP port 80. Which service should the analyst investigate first?

View answer choices
  1. HTTP
  2. LDAPS
  3. HTTPS
  4. Microsoft RPC
Practice →
0436
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.245.203 targets TCP port 88. Which service should the analyst investigate first?

View answer choices
  1. NetBIOS name service
  2. SMB
  3. RDP
  4. Kerberos
Practice →
0437
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.2.216 targets TCP port 110. Which service should the analyst investigate first?

View answer choices
  1. POP3
  2. SMTPS
  3. IMAP
  4. FTP data
Practice →
0438
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.9.229 targets UDP port 123. Which service should the analyst investigate first?

View answer choices
  1. SNMP
  2. NTP
  3. FTP control
  4. Syslog
Practice →
0439
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.16.242 targets TCP port 135. Which service should the analyst investigate first?

View answer choices
  1. Microsoft RPC
  2. SMTP submission
  3. SSH
  4. LDAP
Practice →
0440
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.23.2 targets UDP port 137. Which service should the analyst investigate first?

View answer choices
  1. NetBIOS name service
  2. HTTPS
  3. LDAPS
  4. Telnet
Practice →
0441
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.30.15 targets TCP port 143. Which service should the analyst investigate first?

View answer choices
  1. SMB
  2. SMTP
  3. RDP
  4. IMAP
Practice →
0442
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.37.28 targets UDP port 161. Which service should the analyst investigate first?

View answer choices
  1. FTP data
  2. DNS
  3. SNMP
  4. SMTPS
Practice →
0443
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.44.41 targets TCP port 389. Which service should the analyst investigate first?

View answer choices
  1. Syslog
  2. LDAP
  3. DHCP server
  4. FTP control
Practice →
0444
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.51.54 targets TCP port 443. Which service should the analyst investigate first?

View answer choices
  1. HTTPS
  2. SMTP submission
  3. SSH
  4. DHCP client
Practice →
0445
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.58.67 targets TCP port 445. Which service should the analyst investigate first?

View answer choices
  1. LDAPS
  2. Telnet
  3. TFTP
  4. SMB
Practice →
0446
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.65.80 targets TCP port 465. Which service should the analyst investigate first?

View answer choices
  1. SMTP
  2. HTTP
  3. SMTPS
  4. RDP
Practice →
0447
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.72.93 targets UDP port 514. Which service should the analyst investigate first?

View answer choices
  1. FTP data
  2. Syslog
  3. Kerberos
  4. DNS
Practice →
0448
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.79.106 targets TCP port 587. Which service should the analyst investigate first?

View answer choices
  1. DHCP server
  2. FTP control
  3. SMTP submission
  4. POP3
Practice →
0449
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.86.119 targets TCP port 636. Which service should the analyst investigate first?

View answer choices
  1. SSH
  2. DHCP client
  3. NTP
  4. LDAPS
Practice →
0450
Level 1 · Very Basic Ports and Services Unanswered

In a university red-team exercise, a connection from 10.21.93.132 targets TCP port 3389. Which service should the analyst investigate first?

View answer choices
  1. Telnet
  2. RDP
  3. Microsoft RPC
  4. TFTP
Practice →