Dell MX5108n OS10 Enterprise Edition User Guide for PowerEdge MX IO Modules Re - Page 163
Identity retransmissions
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Identity retransmissions If the authenticator sends a Request Identity frame but the supplicant does not respond, the authenticator waits 30 seconds and then retransmits the frame. There are several reasons why the supplicant might fail to respond - the supplicant may have been booting when the request arrived, there may be a physical layer problem, and so on. 1 Configure the amount of time that the authenticator waits before re-transmitting an EAP Request Identity frame in INTERFACE mode (1 to 65535 - 1 year, default 60). dot1x timeout tx-period seconds 2 Configure a maximum number of times the authenticator re-transmits a Request Identity frame in INTERFACE mode (1 to 10, default 2). dot1x max-req retry-count Configure and verify retransmission time OS10(config)# dot1x system-auth-control OS10(config)# interface range 1/1/7-1/1/8 OS10(conf-range-eth1/1/7-1/1/8)# dot1x timeout tx-period 120 OS10(conf-range-eth1/1/7-1/1/8)# dot1x max-req 5 OS10(conf-range-eth1/1/7-1/1/8)# do show dot1x interface ethernet 1/1/7 802.1x information on ethernet1/1/7 Dot1x Status: Enable Port Control: AUTO Port Auth Status: UNAUTHORIZED Re-Authentication: Enable Tx Period: 120 seconds Quiet Period: 60 seconds Supplicant Timeout: 30 seconds Server Timeout: 30 seconds Re-Auth Interval: 3600 seconds Max-EAP-Req: 5 Host Mode: MULTI_HOST Auth PAE State: Initialize Backend State: Idle View interface running configuration OS10(conf-range-eth1/1/7-1/1/8)# do show running-configuration interface ... ! interface ethernet1/1/7 no shutdown dot1x max-req 5 dot1x port-control auto dot1x re-authentication dot1x timeout quiet-period 120 dot1x timeout tx-period 120 ! interface ethernet1/1/8 no shutdown dot1x max-req 5 dot1x port-control auto dot1x re-authentication dot1x timeout quiet-period 120 dot1x timeout tx-period 120 ... Layer 2 163