What command will verify the syntax of a hosts.allow and hosts.deny file combination? A. tcpdchk B. verify –tcp C. ipswitch D. tcpdump E. tcpdmatch

Your server has two fully functional NIC's with correct IP configuration. The server is not forwarding traffic between the NIC's. Which command string will set the cards to forward properly? Real 4 LPI 117-102 Exam A. setparam 1 > /proc/sys/net/ipv4/ip_autoconfig B. echo 1 > /proc/sys/net/ipv4/ip_forward C. set $=1 /proc/sys/net/ipv4/route D. cat $1 > /proc/sys/net/ethernet E. vi +/1 /proc/sys/net/unix/max_dgram_qlen

On a default install of a Linux server, regardless of the distribution version, what are the easiest methods to disable telnet, but not uninstall or remove the service? Choose two. A. Comment telnet out of the /etc/inetd.conf file B. Delete the /etc/rc.d/init.d/telnet file C. Rename all SXXtelnet links in the /etc/rc or /etc/rc.d directories D. Run “chmod 554 /etc/xinetd.d/telnet” E. Nothing, it's not enabled by default

What file on a system contains a list of hosts that can't connect to the machine's services? A. /etc/hosts/denial B. /etc/hosts.deny C. /etc/host.notallow D. /etc/inetd.conf E. /etc/hosts.not

Which of the following services would you be least likely to configure to be governed over by the Internet Super Server? A. ftp B. telnet C. ssh D. finger E. bind

What system file contains definitions of well known ports, their associated services and protocols? A. /etc/services B. /etc/sysconfig/network-scripts C. /etc/services.conf D. /etc/inet/hosts E. None of the choices

Your DNS server needs to be configured for speed and security. Choose the best answer. A. Disable inetd, run named standalone, only allow tcp on ports 25 and 53 B. Disable inetd, run named standalone, only allow tcp on ports 25 and 110 C. Enable inetd, run named as an inetd service, only allow tcp on ports 25 and 53 D. Disable inetd, run named as a standalone on the apache server.

Which file is responsible for configuring the inet daemon? A. /etc/inetd.conf B. /etc/xinetd.conf C. /etc/tcpd.conf D. /etc/inet.conf

Which port is used for DNS? A. 110 B. 21 C. 23 D. 52 E. 53

Your server logfile shows repeated connections to TCP port 143. What service is being accessed? A. smtp B. imap C. pop3 D. pop2 E. nmbd

Which protocol is used by ping? A. TCP B. UDP C. SMB D. ICMP E. OSPF

Identify the statement that would create a default route using a gateway of 192.168.1.1 A. netstat-add default gw B. route default 192.168.1.1 C. ip route default 192.168.1.1 D. route add default gw 192.168.1.1 E. ifconfig default gw 192.168.1.1 eth0

respuestas

What command will verify the syntax of a hosts.allow and hosts.deny file combination? A. tcpdchk B. verify –tcp C. ipswitch D. tcpdump E. tcpdmatch Correct Answer: A

What file on a system contains a list of hosts that can't connect to the machine's services? A. /etc/hosts/denial B. /etc/hosts.deny C. /etc/host.notallow D. /etc/inetd.conf E. /etc/hosts.not Correct Answer: B

Which of the following services would you be least likely to configure to be governed over by the Internet Super Server? A. ftp B. telnet C. ssh D. finger E. bind Correct Answer: C

Which file is responsible for configuring the inet daemon? A. /etc/inetd.conf B. /etc/xinetd.conf C. /etc/tcpd.conf D. /etc/inet.conf Correct Answer: A

Which port is used for DNS? A. 110 B. 21 C. 23 D. 52 E. 53 Correct Answer: E

Your server logfile shows repeated connections to TCP port 143. What service is being accessed? A. smtp B. imap C. pop3 D. pop2 E. nmbd Correct Answer: B

Which protocol is used by ping? A. TCP B. UDP C. SMB D. ICMP E. OSPF