Which of these is not included in a UDP packet? O Sequence number Destination address Checksum O Source port is an insecure network service that runs via port 23. RDP O TFTP SSH
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Q: q12
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- On the receiver's return, I want all TCP traffic from my internal network to pass via the firewall. This traffic is allowed by what rule? Port 80/HTTP Standard Established ICMP115. Which one of the following is a cryptographic protocol used to secure http connection ? a) Stream Control Transmission Protocol (SCTP) b) Transport Layer Security (TLS) c) Explicit Congestion Notification (FCN) d) Resource Reservation Protocol (RRP)To test DNS configuration by resolving a host name to an IP address, which commandor commands can you use? (Choose all that apply.)a. nslookup hostnameb. dig hostnamec. host hostnamed. resolve hostname
- A system administrator at a SOHO remote site would like to modify the range of automatically-assigned IP addresses. Which of the following should be modified on the SOHO wireless router?WPA2 security modePrimary and secondary DNSDMZ interfaceMAC filteringDHCP ending addressFrom your laptop, you need to remote into a switch to make some configuration changes.Which Transport layer protocol and TCP/IP port should you open in Windows Firewall tomake this work using Telnet?a. UDP, port 23b. TCP, port 23c. UDP, port 22d. TCP, port 22e. UDP, port 2122. Checksum, as used in the transport layer, can detect all errors.a. Trueb. False 23. Which of the following protocols cannot be used by a user agent to retrieve email messages fromits SMTP server?a. POP3b. SMTPc. IMAPd. HTTPe. All of the above
- Which file stores the TCP/IP addresses of the DNS servers used to resolve host names ifno DNS servers are specified within the network configuration file for the NIC?a. /etc/hostsb. /etc/host.confc. /etc/resolved. /etc/resolv.confWhich tunneling protocol is acomponent of the IPsec protocol suite?a. L2TPb. OpenVPNc. PPTPd. IKEv2How long did it take from when the HTTP GET message was sent from your browser navigating to http://<your-DSL-IP-Address>ntil the HTTP OK reply was received? More than a second More than a minute Less than a second Less then a minute
- Locate the packets in the capture utilizing the UDP transport protocol that AREN'T DNS packets. Which application protocol is represented by those packets? You may have to performa little research (Google, etc.) A Ethernet B Internet Protocol C Hot Standby Router Protocol D Hyper Text Transfer ProtocolWhich Scopes in a DHCP Server is used to offer IPV4 address pools for Class A, B, and C networks and contains an IP address range assignment that includes the subnet mask, exclusions, and reservations? * Standard Opinions Scopes for Failover Greetings Multicast Scopes, Super ScopesWhich of the following ports maintain a database of the NetBIOS names for hosts and the corresponding IP address : TCP 53 TCP 137 UDP 389 UDP 137