【正文】
s, Inc. All rights reserved. BCMSN — 98 Configuring RSPAN ? Enters configuration mode for a specific VLAN Switch(config)vlan vlannumber ? Enables RSPAN for the VLAN Switch(configvlan)remotespan 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 910 Network Analysis Module 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 912 Configuring NAM Switch(config)interface gi 8/0 Switch(configif)switchport access vlan 93 Switch(configif)end Switch(config)monitor session 1 destination interface gi 8/1 rootlocalhostautostart addressmap enable ? Enables a collection type Rootlocalhostautostart collection enable 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 914 Summary ? Performance management maintains interwork performance at acceptable levels by measuring and managing various work performance variables. ? SPAN selects and copies work traffic to send to a work analyzer. ? Remote SPAN is a variation of SPAN that sends monitored traffic through an intermediate switch rather than directly to the traffic analyzer. ? A NAM uses SNMP RMON information to monitor and analyze work traffic. ? Use the show mands to verify NAM configuration. 169。 2 03, Cisco Systems, Inc. All rights reserved. BCMSN — 915 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 917 Remended Switch Security ? Set system passwords ? Configure basic ACLs ? Secure physical access to the console ? Secure access to VTYs ? Configure system warning banners ? Disable unneeded services ? SSH ? Trim CDP ? Disable the integrated HTTP daemon ? Configure basic logging ? Secure SNMP ? Limit trunking connections ? Secure the spanningtree topology 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 919 Configuring Authentication Switch(config)aaa newmodel ? Enables AAA globally Switch(config)aaa authentication login {default | listname} method1 [method2...] ? Creates a local authentication list Switch(config)line [aux | console | tty | vty] linenumber [endinglinenumber] ? Enters line configuration mode Switch(configline)login authentication {default | listname} ? Applies the authentication list to a line 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 921 Configuring Accounting Switch(config)aaa accounting {system | work | exec | connection | mands level} {default | listname} {startstop | stoponly | none} [method1 [method2...]] ? Creates an accounting method list and enables accounting Switch(config)interface interfacetype interfacenumber ? Enters interface configuration mode Switch(configif)ppp accounting {default | listname} ? Applies the named accounting method list to the interface 169。 2022, Cisco Systems, Inc. All rights reserved. BCMSN — 923 Enabling Port Security Switch(con