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A. Yes, if Nstreme is enabled or disabled on both
B. Yes, when security profile settings are compatible with each other and Nstreme is enabled or disabled on both
C. No, because of the different frequencies
D. No, because of the different security profiles

  1. Select which of the following are 'Public IP addresses':

A. 10.110.50.37
B. 11.63.72.21
C. 172.28.73.21
D. 192.168.0.1
E. 172.168.254.2

Protože nezasahují do skupin privátních adres:

10.0.0.0 - 10.255.255.255 // 172.16.0.0 -172.31.255.255 // 192.168.0.0 - 192.168.255.255

  1. Is ARP used in the IPv6 protocol ?

False

ARP se používá jen v IPv4, IPv6 používá nějakej NDP

  1. How many usable IP addresses are there in a 20-bit subnet?

A. 2047
B. 4096
C. 2048
D. 2046
E. 4094

212 = 4096 - 2 (síť a broadcast) = 4094

  1. What is the default TTL (time to live) on a router that an IP packet can experience before it will be discarded ?

A. 60
B. 30
C. 1
D. 64

  1. The network address is

A. The first usable address of the subnet
B. The last address of the subnet
C. The first address of the subnet

  1. Choose all valid hosts address range for subnet 15.242.55.62/27

A. 15.242.55.32-15.242.55.63
B. 15.242.55.33-15.242.55.63
C. 15.242.55.33-15.242.55.62
D. 15.242.55.31-15.242.55.62

  1. What is term for the hardware coded address found on an interface?

A. IP Address
B. Interface Address
C. MAC Address
D. FQDN Address

  1. Which of the following IP addresses are publicly routable?

A. 127.34.155.3
B. 192.168.1.4
C. 172.16.13.23
D. 11.3.10.4

  1. How many IP addresses can one find in the header of an IP packet?

A. 3
B. 4
C. 1
D. 2

Zdrojovou a cílovou adresu

  1. You have a router with configuration
    - Public IP :202.168.125.45/24 - Default gateway:202.168.125.1
    - DNS server: 248.115.148.136, 248.115.148.137 - Local IP: 192.168.2.1/24
    Mark the correct configuration on client PC to access to the Internet

A. IP:192.168.0.1/24 gateway:192.168.2.1
B. IP:192.168.2.253/24 gateway:202.168.0.1
C. IP:192.168.1.223/24 gateway:248.115.148.136
D. IP:192.168.2.115/24 gateway: 192.168.2.1
E. IP:192.168.2.2/24 gateway:202.168.125.45

Gateway by měla být nejvýše postavená IP adresa v subnetu -> v tomto přípádě Local IP

  1. What menus should be used to allow certain websites to be accessed from behind a hotspot interface, without client authentication

A. ip hotspot ip-binding
B. ip hotspot profile
C. ip hotspot walled-garden
D. ip hotspot walled-garden ip

Walled-garden povoluje na hotspotu připojení k určitým stránkám bez autentifikace

  1. It is possible to add user-defined chains in ip firewall mangle

True

  1. For static routing functionality, additionally to the RouterOS system package, you will also need the following software package:

A. none
B. dhcp
C. routing
D. advanced-tools

Static routing je obsažen v system package

  1. Which are necessary sections in /queue simple to set bandwidth limitation?

A. target-address, max-limit
B. target-address, dst-address, max-limit
C. target-address, dst-address
D. max-limit

  1. Two hosts, A and B, are connected to a broadcast LAN. Select all the answers showing pairs of IP address/mask which would allow IP connections to be established between the two hosts.

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