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 U2FsdGVkX19r4tAHQEKIG7zxaNptt77Mf3DKV2n2+HxKBff7Osayf1G7tlnPBJJZfo+pi2R0sJAR7h9aZcy6kg==
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=0.350 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.350/0.350/0.350/0.000 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+bO80F/KaxaCWTk6xJf88c+pwHyuw/qqU=
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+P78mWGKRyrzyhqUeqw2v1vqxaqxWkQu/GhaRTLFB70xOSQGOs7xY8+AizLbNI5bUvMRdhXsIgJg==
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=0.273 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.273/0.273/0.273/0.000 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=0.351 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.351/0.351/0.351/0.000 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 U2FsdGVkX1/E84X+csRrxG4hbTLr4aUKp8aXhnIGfDB4GrRqmQBIcKX/7bK6sS+M/GTgcmweV9qmP30VB75iZA==
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=0.272 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.272/0.272/0.272/0.000 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=0.756 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.756/0.756/0.756/0.000 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+VPuWDAwe97xQvxZIB/IWlaWQXnImok+A=
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 U2FsdGVkX1+mADZ1r8hf0ecea4ROwXNabS4SfTfm+JA=
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 U2FsdGVkX19MhcDK3shTX64d/FcpLKVq8igHmA5WR/p7rSoHc9j6bqxP3ch3Dd8QVaLUydGTA/6AE8V9J3sM1w==
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=0.880 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.880/0.880/0.880/0.000 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=0.779 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.779/0.779/0.779/0.000 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 U2FsdGVkX1+qeQk0LMEgi5crJpFQwtga90hM2oizCsbxdh5iPJER2I+envruqvClcQ9Yg+RLk5C5Zra2t+/A7A==
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=3.23 ms

--- 10.215.168.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 3.225/3.225/3.225/0.000 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=0.267 ms

--- 192.168.100.1 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.267/0.267/0.267/0.000 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