What tcp port is utilized by an ssh server listening for connections
What type of IP address is configured by a server when a device first initiates a connection to the network?
35 Cards in this Set
| The Telnet protocol encrypts transmitted data, which therefore cannot be read by others on the network. | False |
|---|---|
| How are IP addresses available to the Internet classified? | public |
| Which type of IP address is configured by a server when a device first initiates a connection to the network? | dynamic |
What is the name of a 32-bit or 128 bit number that is assigned to a network connection?
IP addresses: Networks and hosts. An IP address is a 32-bit number. It uniquely identifies a host (computer or other device, such as a printer or router) on a TCP/IP network. IP addresses are normally expressed in dotted-decimal format, with four numbers separated by periods, such as 192.168.
What command can be used to display IP addresses assigned to all network connections on a system?
From the desktop, navigate through; Start > Run> type “cmd.exe”. A command prompt window will appear. At the prompt, type “ipconfig /all“. All IP information for all network adapters in use by Windows will be displayed.
What port is utilized by secure IMAP Imaps?
Ports used for IMAP: Port 143 – Default IMAP port. Also used for TLS. Port 993 – IMAP port used for SSL.
How do you subnet a Class B?
Kindly note that default subnet mask of Class B is /16 (or 255.255. 0.0). Kindly note that subnet mask 255.255. 0.0 can be written as /16.
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Subnetting Class B (172.16. 0.0/24)
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Subnetting Class B (172.16. 0.0/24)
- 1st Subnet = 172.16. 0.0/24.
- 2nd Subnet = 172.16. 1.0/24.
- 3rd Subnet = 172.16. …
- 4th Subnet = 172.16. …
- 255th Subnet=172.16. …
- 256th Subnet=172.16.
Can an IP address end in 0?
An IP address ending in . 0 is perfectly legal these days. However, some devices (and firewall policies) believe that it isn’t. In the old “classfull” addressing scheme, IPs from 192.0.
What is server port 993?
IMAP over SSL/TLS (IMAPS) is assigned the port number 993. Virtually all modern e-mail clients and servers support IMAP, which along with the earlier POP3 (Post Office Protocol) are the two most prevalent standard protocols for email retrieval.
What port is IMAP4?
IMAP4 uses TCP port 143 and supports some features that are not supported in POP3. For example, IMAP4 enables you to search through messages on the mail server to find specific keywords, and select the messages you want to download onto your machine.
What is IMAP and POP3?
IMAP is one of the most common protocols for receiving email. IMAP syncs messages across all devices. POP3 is another protocol for receiving email on a single device. Using POP3 means that your email will be accessible offline and deleted from the server.
What is TCP 161?
Port 161 is the default port on network devices to which SNMP queries are sent during the discovery and monitoring processes. Defined in the column m_SnmpPort in the database table snmpStack.
What is the port 443 used for?
Port 443 is a virtual port that computers use to divert network traffic. Billions of people across the globe use it every single day. Any web search you make, your computer connects with a server that hosts that information and fetches it for you. This connection is made via a port – either HTTPS or HTTP port.
What is port 110 used for?
Port 110 is used by the POP3 protocol for unencrypted access to electronic mail. The port is intended for end-users to connect to a mail server to retrieve messages.
What is TCP 23?
Port 23 is typically used by the Telnet protocol. Telnet commonly provides remote access to a variety of communications systems. Telnet is also often used for remote maintenance of many networking communications devices including routers and switches.
What is network port 137 used for?
Port 137 is utilized by NetBIOS Name service. Enabling NetBIOS services provide access to shared resources like files and printers not only to your network computers but also to anyone across the internet.
What are port 80 and 443?
The main difference between Port 80 and Port 443 is strong security. Port-443 allows data transmission over a secured network, while Port 80 enables data transmission in plain text. Users will get an insecure warning if he tries to access a non-HTTPS web page.
What uses TCP port 5900?
tcp/5900 is used by VNC, a platform independent desktop sharing and remote control application. VNC is hugely popular and also used for helpdesk/remote support in many large organizations.
What are TCP connections?
TCP stands for Transmission Control Protocol a communications standard that enables application programs and computing devices to exchange messages over a network. It is designed to send packets across the internet and ensure the successful delivery of data and messages over networks.
What service is port 53?
DNS servers
DNS servers listen on port 53 for queries from DNS clients. Incoming UDP packets carry queries which expect a short reply, and TCP connections carrying queries requiring longer and more complete replies.
What port does SSH use?
port 22
By default, the SSH server still runs in port 22.
Is SSH UDP or TCP?
Is SSH over TCP or UDP? SSH usually runs over TCP. That being said, RFC 4251 specifies that SSH transmission layer protocol “might also be used on top of any other reliable data stream”. SSH protocol’s default settings are to listen on TCP port 22 for connections.
What is port 623 used for?
Port 623 Details
Stack-based buffer overflow in the DPC Proxy server (DpcProxy.exe) in ASUS Remote Console (a.k.a. ARC or ASMB3) 2.0. 0.19 and 2.0. 0.24 allows remote attackers to execute arbitrary code via a long string to TCP port 623.