TCP/IP CompTIA Style

Mark is setting up a DHCP server on a segment of the corporate LAN. Which of the following options is NOT required in the DHCP scope in order to allow hosts on that LAN segment to be assigned a dynamic IP addresses and to still be able to access the Internet and internal company servers?

Which of the following is used to proxy client requests for IP configurations across different network segments?

Your company has decided to upgrade its legacy phone system to use VoIP devices instead. The new phones will download the configurations from a server each time they boot up. Which of the following ports needs to be opened on the firewall to ensure the phones can communicate with the TFTP server?

A network technician wants to allow HTTP traffic through a stateless firewall. The company uses the 192.168.0.0/24 network. Which of the following ACLs should the technician implement?

A user is unable to connect to a server in another building and discovers the following while troubleshooting the issue: 1) Client PC 1 has an IP address if 172.16.10.25/25 2) PC 1 can successfully ping its gateway of 172.16.10.1/25, which is an interface of router A 3) Server A is named "BLDGRILFESVR01' and has an IP address of 172.16.10.145/25 4) PC 2 with an IP address of 172.16.10.200/25 can successfully ping server A However, when PC 1 pings Server A, it gets an error of destination host unreachable. Which of the following might be the issue?

While troubleshooting, a technician notices that some clients using FTP still work and that pings to the local routers and servers are working. The technician tries to ping all known nodes on the network and they reply positively, except for one of the servers. The technician notices that ping works only when the host name is used but not when FQDN is used. What server is MOST likely offline?

You are conducting a port scan of an older server on your network to determine what services are being run on it. You find that port 80 and 443 are open, but port 20 and 21 are reported as closed. All other ports are reported as FILTERED. Based on this report, what can you determine about the server?

A network technician is using telnet to connect to a router on a network that has been compromised. A new user and password has been added to the router with full rights. The technician is concerned that the regularly used administrator account has been compromised. After changing the password on all the networking devices, which of the following should the technician do to prevent the password from being sniffed on the network again?

Which protocol is used to establish a secure and encrypted VPN tunnel that can be initiated through a web browser?

A network administrator wants to implement a centralized monitoring solution that utilizes push alerts sent from the client to a server. Which of the following should be implemented within the network?

You have been asked by the server administrators to open the default port on the firewall for their new DNS server. Which of the following ports should you set as ALLOW in the ACL?