MTCNA Modules

Where do you change the ports for accessing the router

IP services

What is the default TCP port for winbox?

8291

What are the basic 5 settings needed on a router for a LAN client to connect to the internet?

1. WAN

2. Gateway

3. NAT

4. DNS

5.

When upgrading ROS on RouterBoard, what else should be upgraded?

Firmware

What speed is the console port set to by default

115200

What is the default username and password

admin

(blank)

What is MicroTik's default IP address?

192.168.88.1

How do you recover a router if the password has been lost?

Reset or Net-install

Where can you find out who is loggged into the router

User - Active Users

Why should binary backups not be transferred between routers

certain machine level info

When transferring an export between routers, what information should be removed?

MAC Addresses

What important mode is not available with a Level 3 license?

AP-Bridge

Where can the Router OS Manual be found?

wifi.microtik.com

help.microtik.com

Which, if any, of the interfaces on a router are on the same collision bandwidth?

Wireless

In the OSI & TCP/IP Models, which layer is bridging?

Layer 2

What layer is switching?

Layer 2

Should you add IP address to a slave port?

No

How many bridges can be added to a router?

Unlimited

What physical port types can be switched?

Ethernet and SFP

Which ports can be manually added to a bridge?

EOIP Tunnel - Yes

VLAN - Yes

Bonding Interface - Yes

Virtual Ethernet - Yes

IPSEC - No

PPTP Client - No

GRE Tunnel - No

IP Tunnel - No

Can PPPoE Tunnels be added to a bridge?

Yes

How do you set the MAC address for a bridge

Change the admin MAC address

What does STP stand for?

Spanning tree protocol

What does RSTP stand for?

Rapid spanning tree protocol

How many IPv4 addresses are available in total?

4.3 billions

What does CIDR stand for?

Classless inter domain routing

What OSI & TCP/IP layer is routing?

Layer 3

What does the Active Flag on a route mean?

Route is available

When are connected routes added?

When a valid IP is on a valid interface

What do the flags DAS/DAd mean?

Dynamic Active Static

Dynamic Actice dhcp

What does the default route do?

takes data that doesn't apply to any other route

What gets entered into the DST Address field?

the subnet/IP you are forwarding to

What does the distance value do?

Prioritizes routes

What does 0.0.0.0/0 refer to?

All addresses

How do you change the distance on dynamic routes?

through the dynamic process

How do you identify the gateway when you are creating a route?

the ip address the router is connected to

What are the 4 wifi ranges/bands supported by MicroTik manufactured products?

2.4Ghz 5Ghz 60Ghz 900mhz

What are supported rates

Capabilities advertised to the other side

What mode must you be in to see the "extra" wireless features

Advanced

What frequency mode must you be in to see the "extra" wireless features?

Advanced

Which frequency mode opens up extra channels?

superchannel

Where do you go to add the wireless security?

Security Profiles

Does the security profile affect anything when using NV2?

no

What is the only wireless mode you can be in when connecting a MicroTik station as a routed client?

station

What modes can you use for connecting a MicroTik client to a non-MicroTik AP as a bridged interface?

Pseudo-bridge, Pseudo-bridge clone

What bridged wireless mode should be used if both the AP and the station are MicroTiks?

station-bridge

Wireless Access Lists are rule sets that apply to what wireless role?

AP

Wireless Connect List are rules that apply to what wireless role?

Client/Station

Is the order of Access List and Control List rules important?

Yes

What is the only "AP Mode" available to a level 3 license?

Bridge

Do you have to have a SSID to connect wirelessly?

No

NV2 is based on what protocol?

TDMA

Laptops can connect to MicroTik AP that is using nstreme. True or False

False

Laptops can connect to a MicroTik AP that is using NV2. True of False

False

Which protocol will provide the fastest speeds when interference from other sources is not a factor?

802.11

WEP uses what type of keys?

Static

WPA & WPA2 & WPA3 use what type of keys?

Dynamic

TKIP (Temporal Key Integrity Protocol) is used with which wireless encryption?

WPA

AES (Advances Encryption Standard) Is used with which wireless encryption?

WPA2 WPA3

Can 802.11ac be used on the 2.4ghz band?

No

What does Proxy-ARP do

Answers ARP requests regardless of origin

If ARP is set to reply-only, what is needed for the router to communicate with any other host on the network?

Static ARP entry

Large volumes of Gratuitous ARP messages is usually a sign of

Physical breakage in line

What information is normally passed with DHCP?

IP

Subnet

DNS

Gateway

What does Netwatch do?

Monitors host, takes action on an up/down condition (Layer 3)

How do you specify what address you want to ping from?

src-address

When are support.rif files created?

Manually

Kernal panics

Router unresponsive for 1 minute

Watchdog

Upgrading/Downgrading

What needs to be set to keep your logs after a reboot or power failure?

Save to disk

What is TTL?

Time to live

What is the max TTL value?

255

What is the max IANA recommended TTL value?

64

What will a router do with a packet that has a TTL of 1?

Accept or drop, but not forward

Can you add drivers to RouterOS?

No

Is the order of the rules important?

Yes, they are sequential

What are the three chains in the Firewall Filter section?

Forward

Input

Output

What are the two chains in the Firewall NAT section?

src-nat

dst-nat

What is the purpose of Masquerade?

Masking IP Addresses

What are custom chains for?

Organize our rules

IF you are using custom chains, what two rules do you also need?

Jump and Return

IS double masquerading generally considered okay?

No

What are Firewall Service Ports for?

Masquerade helpers

What are the first three tabs in the firewall rule used for?

Identifying the traffic

What is the purpose of Raw filters?

Identifying the traffic before connection tracking

If you have three simple queues that could all match the same traffic, which rule will process that traffic?

The first numbered rule on the list

What is the default queue type that is used by the simple queue?

default-small (maps to pfifo)

What queue type is used to equally separate traffic into sub-streams?

PCQ

What is the Burst Threshold value?

Triggering point for calculations (1/2 max rate)

If the Max Limit is set to 3M, what should the Burst Limit not exceed?

6M

If the Max Limit is set to 10M, what would be the recommended Burst Threshold?

5M (one half)

Queues will turn Yellow at what percentage of utilization?

50-75%

Queues will turn Red at what percentage of utilization?

76-100%

What tool can be used to monitor bandwidth utilization on a port?

Torch

What protocol is used for network monitoring?

SNMP

Can the same IP pool be used for both a PPP based tunnel and DHCP address?

Yes

Can PPPoE and DHCP be used on the same interface?

Yes

Can limiting be done at the tunnel level?

Yes

Where do you turn encryption on or off for a PPP based tunnel?

Profile

Where do you specify what type of encryption is used for a PPP based tunnel?

Highest match between client and server

What transport layer is PPPoE?

3

What transport layer is PPTP, SSTP?

3