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 launch 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 there is no DHCP lease time.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth1 address dhcp
set interfaces ethernet eth1 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 eth1 address 192.168.100.1/24
set interfaces ethernet eth1 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth1 authenticator aaa authentication list1
set interfaces ethernet eth1 authenticator log-level debug
set interfaces ethernet eth1 authenticator mode 802.1x-MAB
set interfaces ethernet eth1 authenticator quiet-period 60
set interfaces ethernet eth1 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 U2FsdGVkX1+JJwSGtS8zUzsroodx3c1tsnLp1FhMrNs9nU+wsYCITmzIe1167GmowUStLH5A17Y4puvKuDrEUA==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping the 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=0.413 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.413/0.413/0.413/0.000 ms

Step 4: Run the command interfaces ethernet eth1 authenticator show status on DUT0 and check whether the output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

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

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1  fe80::dcad:beff:feef:6c11/64  up     up
eth2                                down   down
eth3                                down   down

Step 6: Expect a failure in the following command: Ping the 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 eth1 address dhcp
set interfaces ethernet eth1 supplicant encrypted-password U2FsdGVkX1//SL/vbIFNQXDWD0nEq41RqVQpbPV1lkQ=
set interfaces ethernet eth1 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 eth1 address 192.168.100.1/24
set interfaces ethernet eth1 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth1 authenticator aaa authentication list1
set interfaces ethernet eth1 authenticator log-level debug
set interfaces ethernet eth1 authenticator mode only-802.1x
set interfaces ethernet eth1 authenticator quiet-period 60
set interfaces ethernet eth1 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 U2FsdGVkX1/ijhjEmt3StdCzemesP/44ZYQ7ORDyvmtAhIUzdvGw3lwXRtimtFKCRyxQkA9Hu20aFtm0Ud2fKA==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping the 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=0.532 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.532/0.532/0.532/0.000 ms

Step 4: Run the command interfaces ethernet eth1 authenticator show status on DUT0 and check whether the output contains the following tokens:

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

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

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c11/64
eth2                                down   down
eth3                                down   down

Step 6: Ping the 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=0.237 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.237/0.237/0.237/0.000 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 eth1 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 eth1 address 192.168.100.1/24
set interfaces ethernet eth1 authenticator aaa authentication list1
set interfaces ethernet eth1 authenticator log-level debug
set interfaces ethernet eth1 authenticator mode only-MAB
set interfaces ethernet eth1 authenticator quiet-period 60
set interfaces ethernet eth1 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 U2FsdGVkX18oMMIvv+RpBO0V/M6Taefsvp1PcWPGBB690ngUXQhl57NWgM2HsTPtlGA41lHlHzsKECB1uZC1dA==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 3: Ping the 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=0.388 ms

--- 10.215.168.1 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 4: Run the command interfaces ethernet eth1 authenticator show status on DUT0 and check whether the output contains the following tokens:

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

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

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c11/64
eth2                                down   down
eth3                                down   down

Step 6: Ping the 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=0.490 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.490/0.490/0.490/0.000 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 does not receive a DHCP lease.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth1 address dhcp
set interfaces ethernet eth1 supplicant encrypted-password U2FsdGVkX1+pwk5GW5H6oJFkxmORuCSBQJ/DkOJRIQA=
set interfaces ethernet eth1 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 eth2 address dhcp
set interfaces ethernet eth2 supplicant encrypted-password U2FsdGVkX18eV2oJYSGcc63zeXbvEpnedtlpSgY1zJU=
set interfaces ethernet eth2 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 eth1 authenticator 802.1x max-retransmissions 2
set interfaces ethernet eth1 authenticator aaa authentication list1
set interfaces ethernet eth1 authenticator log-level info
set interfaces ethernet eth1 authenticator mode only-802.1x
set interfaces ethernet eth1 bridge-group bridge br0
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 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+4ZbRoDLvz6pB1IiPDWLy8juuF12esu+JApLjXmZmRdo52Xi9SzqdF7zhJECjjWmu9LQr94Fy7dw==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 4: Ping the 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=0.187 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.187/0.187/0.187/0.000 ms

Step 5: Run the command interfaces ethernet eth1 authenticator show status on DUT0 and check whether the output contains the following tokens:

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

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

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c11/64
eth2                                down   down
eth3                                down   down

Step 7: Ping the 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=0.339 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.339/0.339/0.339/0.000 ms

Step 8: Run the command interfaces ethernet eth2 authenticator show status on DUT0 and check whether the output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

Step 9: Run the command interfaces ethernet show on DUT2 and check whether the 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:6c22/64  up     up
eth3                                down   down

Step 10: Expect a failure in the following command: Ping the 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 does not receive a DHCP lease.

Scenario

Step 1: Set the following configuration in DUT1 :

set interfaces ethernet eth1 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 eth2 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 eth1 authenticator aaa authentication list1
set interfaces ethernet eth1 authenticator log-level info
set interfaces ethernet eth1 authenticator mode only-MAB
set interfaces ethernet eth1 bridge-group bridge br0
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 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 U2FsdGVkX18wlz7pgdJk6bg73LCQSONriuCV+5jMChj7CyO7PvZdFu3yP2QtsmYwHs44oDH38LIj1qVxQ6QWwg==
set system login user admin authentication encrypted-password '$6$GSjsCj8gHLv$/VcqU6FLi6CT2Oxn0MJQ2C2tqnRDrYKNF8HIYWJp68nvXvPdFccDsT04.WtigUONbKYrgKg8d6rEs8PjljMkH0'

Step 4: Ping the 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=0.171 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.171/0.171/0.171/0.000 ms

Step 5: Run the command interfaces ethernet eth1 authenticator show status on DUT0 and check whether the output contains the following tokens:

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

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

192.168.100
Show output
-----------------------------------------------------------------
Name           IP Address           Admin  Oper  Vrf  Description
-----------------------------------------------------------------
eth0                                down   down
eth1  192.168.100.2/24              up     up
      fe80::dcad:beff:feef:6c11/64
eth2                                down   down
eth3                                down   down

Step 7: Ping the 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=0.509 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.509/0.509/0.509/0.000 ms

Step 8: Run the command interfaces ethernet eth2 authenticator show status on DUT0 and check whether the output contains the following tokens:

Current status: Unauthorized
Show output
Current status: Unauthorized

Step 9: Run the command interfaces ethernet show on DUT2 and check whether the 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:6c22/64  up     up
eth3                                down   down

Step 10: Expect a failure in the following command: Ping the 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