Dhcp

This scenario shows how to configure a device to perform 802.1X/MAB authentication. The supplicant uses DHCP and no additional traffic is sent to start the authentication process.

../../../../_images/topologydhcp.svg

Test Denied Authentication With DHCP Client

Description

This scenario shows how to configure 802.1X/MAB authentication in a device with a DHCP-Server. A DHCP-Client is connected, but authentication fails. This test-case ensures it does not get a DHCP lease.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth2 address dhcp
set interfaces ethernet eth2 mac '00:11:22:33:44:55'
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 2: Set the following configuration in DUT0 :

set interfaces ethernet eth0 address 10.215.168.64/24
set interfaces ethernet eth2 address 192.168.100.1/24
set interfaces ethernet eth2 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth2 authenticator aaa authentication list1
set interfaces ethernet eth2 authenticator log-level debug
set interfaces ethernet eth2 authenticator mode 802.1x-MAB
set interfaces ethernet eth2 authenticator quiet-period 60
set interfaces ethernet eth2 authenticator reauth-period 0
set service dhcp-server shared-network LAN subnet 192.168.100.0/24 start 192.168.100.2 stop 192.168.100.20
set system aaa group radius radgroup1 server serv1
set system aaa list list1 method 1 group radius radgroup1
set system aaa server radius serv1 address 10.215.168.1
set system aaa server radius serv1 encrypted-key U2FsdGVkX19+zYlAJu2SEBZMUNRb9bZJ7oK76+x396k881p7xqYklyL+JGe7PvTtAMUKq0gA9YeuM8YkkGhb2g==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping IP address 10.215.168.1 from DUT0:

admin@DUT0$ ping 10.215.168.1 count 1 size 56 timeout 1
Show output
PING 10.215.168.1 (10.215.168.1) 56(84) bytes of data.
64 bytes from 10.215.168.1: icmp_seq=1 ttl=64 time=0.229 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.229/0.229/0.229/0.000 ms

Step 4: Run command interfaces ethernet eth2 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

Step 5: Run command interfaces ethernet show at DUT1 and check if output does not contain the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2  fe80::dcad:beff:feef:6c12/64  up     up
eth3                                down   down

Step 6: Expect a failure in the following command: Ping IP address 192.168.100.1 from DUT1:

admin@DUT1$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
ping: connect: Network is unreachable

Test 802.1X Authentication With DHCP Client

Description

This scenario shows how to configure 802.1X authentication in a device with a DHCP-Server. A DHCP-Client is connected and successfully authenticated using 802.1X.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth2 address dhcp
set interfaces ethernet eth2 supplicant encrypted-password U2FsdGVkX1/T1zKffwZ8SCR4IzGXkzTFSOzFltvT9YQ=
set interfaces ethernet eth2 supplicant username testing
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 2: Set the following configuration in DUT0 :

set interfaces ethernet eth0 address 10.215.168.64/24
set interfaces ethernet eth2 address 192.168.100.1/24
set interfaces ethernet eth2 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth2 authenticator aaa authentication list1
set interfaces ethernet eth2 authenticator log-level debug
set interfaces ethernet eth2 authenticator mode only-802.1x
set interfaces ethernet eth2 authenticator quiet-period 60
set interfaces ethernet eth2 authenticator reauth-period 0
set service dhcp-server shared-network LAN subnet 192.168.100.0/24 start 192.168.100.2 stop 192.168.100.20
set system aaa group radius radgroup1 server serv1
set system aaa list list1 method 1 group radius radgroup1
set system aaa server radius serv1 address 10.215.168.1
set system aaa server radius serv1 encrypted-key U2FsdGVkX1973CspPxp1Cg01gcgx5GQjXYeKNtW9Z6m2MSoiptj/5gQHew1jwbzFM5omlz77uikRPQBqCgsY4A==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping IP address 10.215.168.1 from DUT0:

admin@DUT0$ ping 10.215.168.1 count 1 size 56 timeout 1
Show output
PING 10.215.168.1 (10.215.168.1) 56(84) bytes of data.
64 bytes from 10.215.168.1: icmp_seq=1 ttl=64 time=0.258 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.258/0.258/0.258/0.000 ms

Step 4: Run command interfaces ethernet eth2 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Authorized
Show output
Current status: Authorized (802.1X)

Step 5: Run command interfaces ethernet show at DUT1 and check if output contains the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c12/64
eth3                                down   down

Step 6: Ping IP address 192.168.100.1 from DUT1:

admin@DUT1$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
PING 192.168.100.1 (192.168.100.1) 56(84) bytes of data.
64 bytes from 192.168.100.1: icmp_seq=1 ttl=64 time=0.405 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.405/0.405/0.405/0.000 ms

Test MAB Authentication With DHCP Client

Description

This scenario shows how to configure MAB authentication in a device with a DHCP-Server. A DHCP-Client is connected and successfully authenticated using MAB.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth2 address dhcp
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 2: Set the following configuration in DUT0 :

set interfaces ethernet eth0 address 10.215.168.64/24
set interfaces ethernet eth2 address 192.168.100.1/24
set interfaces ethernet eth2 authenticator aaa authentication list1
set interfaces ethernet eth2 authenticator log-level debug
set interfaces ethernet eth2 authenticator mode only-MAB
set interfaces ethernet eth2 authenticator quiet-period 60
set interfaces ethernet eth2 authenticator reauth-period 0
set service dhcp-server shared-network LAN subnet 192.168.100.0/24 start 192.168.100.2 stop 192.168.100.20
set system aaa group radius radgroup1 server serv1
set system aaa list list1 method 1 group radius radgroup1
set system aaa server radius serv1 address 10.215.168.1
set system aaa server radius serv1 encrypted-key U2FsdGVkX19OGwF9hvZmFT5BQuwAJ857Q08d4y8fMKzm+bTQ9FAo6NZLRHGsLxPWrYCFwumZTgdhmy+bBvO9lg==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping IP address 10.215.168.1 from DUT0:

admin@DUT0$ ping 10.215.168.1 count 1 size 56 timeout 1
Show output
PING 10.215.168.1 (10.215.168.1) 56(84) bytes of data.
64 bytes from 10.215.168.1: icmp_seq=1 ttl=64 time=0.180 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.180/0.180/0.180/0.000 ms

Step 4: Run command interfaces ethernet eth2 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Authorized
Show output
Current status: Authorized (MAB)

Step 5: Run command interfaces ethernet show at DUT1 and check if output contains the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c12/64
eth3                                down   down

Step 6: Ping IP address 192.168.100.1 from DUT1:

admin@DUT1$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
PING 192.168.100.1 (192.168.100.1) 56(84) bytes of data.
64 bytes from 192.168.100.1: icmp_seq=1 ttl=64 time=0.274 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.274/0.274/0.274/0.000 ms

Test 802.1X Authentication With Bridge And Multiple DHCP Clients

Description

This scenario shows how to configure 802.1X authentication in a device with a DHCP-Server. Two DHCP-Clients are connected: DUT1 and DUT2. DUT1 is successfully authenticated, but DUT2 fails to authenticate and it does not receive a DHCP lease.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth2 address dhcp
set interfaces ethernet eth2 supplicant encrypted-password U2FsdGVkX18TxHHSt3BtPLqGQ1pcpGsNu3oH/OobT+o=
set interfaces ethernet eth2 supplicant username testing
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 2: Set the following configuration in DUT2 :

set interfaces ethernet eth3 address dhcp
set interfaces ethernet eth3 supplicant encrypted-password U2FsdGVkX1+w58FxhDjcylyBouvqnLfj/9E+QfZ1ByA=
set interfaces ethernet eth3 supplicant username wrong
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Set the following configuration in DUT0 :

set interfaces bridge br0 address 192.168.100.1/24
set interfaces ethernet eth0 address 10.215.168.64/24
set interfaces ethernet eth2 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth2 authenticator aaa authentication list1
set interfaces ethernet eth2 authenticator log-level info
set interfaces ethernet eth2 authenticator mode only-802.1x
set interfaces ethernet eth2 bridge-group bridge br0
set interfaces ethernet eth3 authenticator aaa authentication list1
set interfaces ethernet eth3 authenticator log-level info
set interfaces ethernet eth3 authenticator mode only-802.1x
set interfaces ethernet eth3 bridge-group bridge br0
set service dhcp-server shared-network LAN subnet 192.168.100.0/24 start 192.168.100.2 stop 192.168.100.20
set system aaa group radius radgroup1 server serv1
set system aaa list list1 method 1 group radius radgroup1
set system aaa server radius serv1 address 10.215.168.1
set system aaa server radius serv1 encrypted-key U2FsdGVkX1/XcvyyQlpSiiRe1+7ZNkkI3BniuE6jAOtXtbc68ZOQUX8OJO2D9TgOJxLHdSB+tzX+zQSU//lgww==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 4: Ping IP address 10.215.168.1 from DUT0:

admin@DUT0$ ping 10.215.168.1 count 1 size 56 timeout 1
Show output
PING 10.215.168.1 (10.215.168.1) 56(84) bytes of data.
64 bytes from 10.215.168.1: icmp_seq=1 ttl=64 time=0.169 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.169/0.169/0.169/0.000 ms

Step 5: Run command interfaces ethernet eth2 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Authorized
Show output
Current status: Authorized (802.1X)

Step 6: Run command interfaces ethernet show at DUT1 and check if output contains the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c12/64
eth3                                down   down

Step 7: Ping IP address 192.168.100.1 from DUT1:

admin@DUT1$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
PING 192.168.100.1 (192.168.100.1) 56(84) bytes of data.
64 bytes from 192.168.100.1: icmp_seq=1 ttl=64 time=0.388 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.388/0.388/0.388/0.000 ms

Step 8: Run command interfaces ethernet eth3 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

Step 9: Run command interfaces ethernet show at DUT2 and check if output does not contain the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2                                down   down
eth3  fe80::dcad:beff:feef:6c23/64  up     up

Step 10: Expect a failure in the following command: Ping IP address 192.168.100.1 from DUT2:

admin@DUT2$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
ping: connect: Network is unreachable

Test MAB Authentication With Bridge And Multiple DHCP Clients

Description

This scenario shows how to configure MAB authentication in a device with a DHCP-Server. Two DHCP-Clients are connected: DUT1 and DUT2. DUT1 is successfully authenticated, but DUT2 fails to authenticate and it does not receive a DHCP lease.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth2 address dhcp
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 2: Set the following configuration in DUT2 :

set interfaces ethernet eth3 address dhcp
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Set the following configuration in DUT0 :

set interfaces bridge br0 address 192.168.100.1/24
set interfaces ethernet eth0 address 10.215.168.64/24
set interfaces ethernet eth2 authenticator aaa authentication list1
set interfaces ethernet eth2 authenticator log-level info
set interfaces ethernet eth2 authenticator mode only-MAB
set interfaces ethernet eth2 bridge-group bridge br0
set interfaces ethernet eth3 authenticator aaa authentication list1
set interfaces ethernet eth3 authenticator log-level info
set interfaces ethernet eth3 authenticator mode only-MAB
set interfaces ethernet eth3 bridge-group bridge br0
set service dhcp-server shared-network LAN subnet 192.168.100.0/24 start 192.168.100.2 stop 192.168.100.20
set system aaa group radius radgroup1 server serv1
set system aaa list list1 method 1 group radius radgroup1
set system aaa server radius serv1 address 10.215.168.1
set system aaa server radius serv1 encrypted-key U2FsdGVkX1/ASzJVKwnVk71jowfSKHu+nJ+5jdcw4B12OY5t5H61PBwvZYrvUfQrgpGdcCvY1fnMnMAdeUnNyQ==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 4: Ping IP address 10.215.168.1 from DUT0:

admin@DUT0$ ping 10.215.168.1 count 1 size 56 timeout 1
Show output
PING 10.215.168.1 (10.215.168.1) 56(84) bytes of data.
64 bytes from 10.215.168.1: icmp_seq=1 ttl=64 time=0.213 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.213/0.213/0.213/0.000 ms

Step 5: Run command interfaces ethernet eth2 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Authorized
Show output
Current status: Authorized (MAB)

Step 6: Run command interfaces ethernet show at DUT1 and check if output contains the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c12/64
eth3                                down   down

Step 7: Ping IP address 192.168.100.1 from DUT1:

admin@DUT1$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
PING 192.168.100.1 (192.168.100.1) 56(84) bytes of data.
64 bytes from 192.168.100.1: icmp_seq=1 ttl=64 time=0.288 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.288/0.288/0.288/0.000 ms

Step 8: Run command interfaces ethernet eth3 authenticator show status at DUT0 and check if output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

Step 9: Run command interfaces ethernet show at DUT2 and check if output does not contain the following tokens:

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1                                down   down
eth2                                down   down
eth3  fe80::dcad:beff:feef:6c23/64  up     up

Step 10: Expect a failure in the following command: Ping IP address 192.168.100.1 from DUT2:

admin@DUT2$ ping 192.168.100.1 count 1 size 56 timeout 1
Show output
ping: connect: Network is unreachable