Operation Manual – AAA RADIUS HWTACACSH3C S7500E Series Ethernet SwitchesChapter 1 AAA/RADIUS/HWTACACSConfiguration1-34Note:z It is recommended to specify only the primary HWTACACS authorization server ifbackup is not required.z The IP addresses of the primary and secondary authorization servers cannot be thesame. Otherwise, the configuration fails.z You can remove an authorization server only when no active TCP connection forsending authorization packets is using it.1.5.4 Specifying the HWTACACS Accounting ServersFollow these steps to specify the HWTACACS accounting servers and perform relatedconfigurations:To do… Use the command… RemarksEnter system view system-view —Create a HWTACACSscheme and enterHWTACACS schemeviewhwtacacs schemehwtacacs-scheme-nameRequiredNot defined by defaultSpecify the primaryHWTACACS accountingserverprimary accountingip-address [ port-number ]Specify the secondaryHWTACACS accountingserversecondary accountingip-address [ port-number ]RequiredUse either approachBy default, neither theprimary nor the secondaryaccounting server isspecified.Enable the device tobuffer stop-accountingrequests getting noresponsesstop-accounting-bufferenableOptionalEnabled by defaultSet the maximum numberof stop-accountingrequest transmissionattemptsretry stop-accountingretry-timesOptional100 by default