Cert-Ex™ Router Simulator

Router Commands

• Usermode commands
• Privilegemode commands
• Global configuration mode commands
• Interface subconfiguration mode commands
• Line subconfiguration mode commands
• Subnterface subconfiguration mode commands
• IP routing protocol subconfiguration mode commands

Switch supported commands

• Usermode commands
• Privilegemode commands
• Global configuration mode commands
• Interface subconfiguration mode commands
• Line subconfiguration mode commands
• Vlan mode commands
• Workstation commands

Usermode Commands

Sl. No.

Command

Comments, if any.

1

disconnect

Terminates the suspended telnet session and then logout it.

2

enable

3

ping <host-name>

 Used to tests the connectivity.It uses ICMP to initiate the connection.

4

ping <ip-address>

5

traceroute <hostname>

 Lists all routers along path to destination and finds the routing problems if any.

6

traceroute<ip-address>

Privilegemode Commands

Sl. No.

Command

Comments, if any.

1

clear arp-cache

2

configure terminal

Allows to execute commands that change the router's configuration.

3

copy running-config startup-config

It saves the active configuration of the router.

4

copy startup-config running-config

5

debug ip packet 

6

disable 

Returns to the UserEXEC mode from Privilege mode.

7

disconnect <TELNET_ID>

8

erase startup-config

Deletes all the configuration files present on a router.

9

logout 

It exits router from the user or privilege mode.

10

ping <host-name>

Used to tests the connectivity.It uses ICMP to initiate the connection.

11

ping <ip-address>

12

reload

13

resume <TELNET_ID>

14

show access-list 

Displays all accesslists from all protocols present in a specified router.

15

show banner 

16

show cdp  

Shows the status of CDP such as holdtime value,no.of packets for every 60sec.

17

show cdp interface  

 It tells the CDP configuration on an interface-by-interface basis.

18

show cdp neighbor 

19

show cdp traffic 

20

show clock 

21

show flash 

Used to view all IOS images and file stored in flash(Default location of IOS images is in flash).

22

show frame-relay lmi 

 Shows the detailed statistics regarding LMI.

23

show frame-relay map 

24

show frame-relay pvc <dlci_num> 

Shows all the frame relay PVC's terminated and their statistics at a specified router.

25

show history

Shows the previously executed commands.IOS device stores the last ten commands that are executed.

26

show hosts

27

show interfaces

To view interfaces,status,and statistics for an interface.If u don't lists a specific interface,all of the interfaces on the router are listed.

28

show interfaces ethernet 0

29

show interfaces loopback 0

30

show interfaces serial 0

displays the lmi type that is being used and also sme LMI statisstics.

31

show ip arp

32

show ip eigrp neighbors

Shows the list of eigrp neighbors that a specified router has.

33

show ip eigrp neighbors detail

34

show ip eigrp topology

Displays the list of successor and feasible successors,as well as other types of routes.

35

show ip eigrp traffic

It shows the information about trafiic statistics for eigrp

36

show ip interface

37

show ip interface brief

Verifies the IP configuration.

38

show ip ospf database

39

show ip ospf interface

40

show ip ospf neighbor detail 

41

show ip route

Verifies the configurationof static and default routes on a router.

42

show protocols

 Displays the routing protocols that have been configured and running on a specified router.

43

show running-config

44

show sessions

shows the telnet sessions that are currently suspended.

45

show startup-config 

46

show version 

Display version information for the hardware and firmware.

47

telnet <host-name>

48

telnet <IP-address>

49

traceroute <hostname>

50

traceroute<ip-address>

Lists all routers along path to destination and finds the routing problems if any.

51

vlan database

Used to access all VLAN and VTP configuration.

52

write erase

53

write memory

54

write terminal

Global configuration mode Commands

Sl. No.

Command

Comments, if any.

1

access-list <list-num> {permit | deny} <source-ip-address> 

Only standard access list of the format given is supported.

2

access-list <list-num> {permit | deny} <any>

3

access-list <list-num> {permit | deny} <ip-address> <ip-address>

4

access-list <list-num> {permit | deny} <host-name> <ip-address>

5

banner motd <banner>

It creates the login banner on a specified router.

6

cdp advertise-v2

7

cdp holdtime <seconds>

8

cdp run

9

cdp timer <seconds>

10

config-register <value>

Hexadecimal or decimal value that represents the 16-bit configuration register value. It is used at the router start-up. The value range is from 0x0 to 0xFFFF (0 to 65535 in decimal). Normally, the default value is 0x2102

11

dialer-list<list-num>protocol ip permit

12

enable password <password>

Sets the paasword.The level number is either 1 or 15.

13

enable secret <password>

 Encrypts the password when it is saved.

14

end 

15

hostname <host-name>

16

interface ethernet 0

Used to access ethernet interface and enter Interface subconfiguration mode.

17

interface fastethernet <pnum>

18

interface loopback 0

 Used to create loopback interface.Port numbers can specify between 0 to 2147483647.

19

interface serial 0 

20

interface vlan <vlan_num>

21

ip default-gateway <ip-address>

Tells the router which router to use when the router needs to reach the destination thats not in its configured subnet.

22

ip default-network <ip-address>

23

ip domain-lookup 

24

ip host <name> <ip-address>

Complete syntax for this command: ip host name [tcp-port-number] address1 [address2...address8]

25

ip name-server<ip-address>

By using this Router access the DNS server to resolve the names to ip addresses.

26

ip route <prefix> <mask> {next-hop-ip-addr | interface-type}

The command supported by the simulator are:
ip route <prefix> <mask> <next-hop-ip> and
ip route <prefix> <mask> serial 

27

ip route 0.0.0.0 0.0.0.0 <ip-address>

28

ip route<ip-address> <ip-address> <ip-address>

29

ip route <ip-address> <ip-address> serial 0

Not supported at this time

30

ip routing

31

ipx routing

32

isdn switch-type <switch_type>

33

line aux

34

line console 0 

To enter into console interface.Here 0 specifies the console part.

35

line vty

It supports 16 simultaneous telnet connections and each connection is internally tracked by a number:0-15.

36

no banner motd

37

no cdp run

It can globally enable or disable the cdp on a router.

38

no ip domain-lookup

 It disables all the DNS lookups on the router.

39

no ip routing

40

no router eigrp

41

no router ospf

42

no router rip

43

no vlan <vlan_num>

44

router eigrp <aut_sys>

45

router ospf <proc_id>

Process_id is locally significant and is used to differentiate different ospf processes running on a router.

46

router rip

Enters into the RIP routing protocol configuration mode.

47

snmp-server enable traps vtp

48

username <name> password <password>

Interface subconfiguration mode Commands

Sl. No.

Command

Comments, if any.

1

bandwidth <kilobits>

Required bandwidth, in kilobits per second.

2

cdp enable 

3

clock rate <bps>

Desired clock rate in bits per second: 1200, 2400, 4800, 9600, 19200, 38400, 56000, 64000 etc.

4

compress stac <num> in

5

description <string>

Character string from 1 to 80 characters.

6

dialer-group<dialer_list_#>

7

dialer map ip <ip-address> <des-phone>

8

dialer map ip <ip-address> name <hostname> <des-phone>

9

dialer string< phone_#> <class map_name>

10

encapsulation  <encapsulation-type>

Only PPP/HDLC are supported at this time by the simulator.
ex: encapsulation hdlc

11

encapsulation framerelay<num> in

12

frame-relay lmi-type <lmi_type>

Specifies the LMI type that is used to communicate between a router and carrier's switch.LMI type is specific to the entire interface,not to a VC.

13

frame-relay map<protocol-name> <ip-address> <dlci_num>

It configures the manual resolution of PVC's.

14

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast

15

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast cisco

16

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast ietf

17

frame-relay map<protocol-name> <ip-address> <dlci_num> cisco

18

frame-relay map<protocol-name> <ip-address> <dlci_num> ietf

19

ip access-group <num> in

20

ip access-group <num> out 

21

ip address <ip-address> <sub-net mask> 

22

isdn spid1<spid_num>

Defines the spid's that are used to authenticate call requests.Used only on local connection between router and isdn switch.

23

isdn spid2<spid_num>

24

keepalive <seconds>

25

login

26

no bandwidth

27

no cdp enable

28

no clock rate

29

no frame map <protocol name> <ip-address> <dlci_num>

30

no frame map<protocol-name> <ip-address> <dlci_num> broadcast

31

no frame map<protocol-name> <ip-address> <dlci_num> cisco

32

no frame map<protocol-name> <ip-address> <dlci_num> ietf

33

no ip address

34

no shutdown

35

shutdown

It disable the interfaces.Interfaces are enabled by default.

36

shutdown switchport<port-security>

37

speed<speed>

38

switchport access vlan <vlan_num>

39

switchport port-security mac-address sticky<mac_addr>

40

switchport port-security maximum <max_macadd>

41

switchport port-security violation <violat_mode>

Line subconfiguration mode Commands

Sl. No.

Command

Comments, if any.

1

exec-timeout <minutes> [seconds] 

seconds is optional. 

2

logging synchronous

3

password <password> 

Sl. No.

Command

Comments, if any.

1

discription<string>

It specifies the DLCI number.Uses a dynamic resolution with inverse ARP.

2

frame-relay interface-dlci<dlci_num>

It specifies the DLCI number.Uses a dynamic resolution with inverse ARP.

3

frame-relay map<protocol-name> <ip-address> <dlci_num>

4

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast

5

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast cisco

6

frame-relay map<protocol-name> <ip-address> <dlci_num> broadcast ietf

7

frame-relay map<protocol-name> <ip-address> <dlci_num> cisco

8

frame-relay map<protocol-name> <ip-address> <dlci_num> ietf

9

ip address<ip-address> <subnet-mask>

10

no ip address

11

no shutdown

It specifies the DLCI number.Uses a dynamic resolution with inverse ARP.

12

shutdown

It specifies the DLCI number.Uses a dynamic resolution with inverse ARP.

Sl. No.

Command

Comments, if any.

1

network <ip-address>

Used with routing rip, igrp etc.

1

vlan<vlan_num>

VLAN numbers can range 1-1000,However only 64VLANs can be active ata time.

2

vtp client

 Specifies the VTP mode of the switch.

3

vtp domain

 Defines the domain name for a specified switch.For switches to share VTP informtion they must be in the same domain.

4

vtp password

5

vtp pruning

6

vtp server

7

vtp transparent

Sl. No.

Command

Comments, if any.

1

ip address <ip-address> <subnet-mask>

2

ping <ip-address>

3

ping <hostname>

4

telnet <host-name>

5

telnet <ip-address>

6

traceroute <hostname>

7

traceroute <ip-address>