Dell PowerConnect Brocade 300 Fabric OS Administrator's Guide v7.1.0 - Page 192

6 Listener applications Refer to "Deleting a rule from an IP Filter policy" on page 223 for more information on deleting IP filter rules. 3. To permanently delete the policy, type the ipfilter --save command. ATTENTION If you deleted the rule to permit Telnet, you must add a rule to permit Telnet. Listener applications Brocade switches block Linux subsystem listener applications that are not used to implement supported features and capabilities. Table 25 lists the listener applications that Brocade switches either block or do not start. TABLE 25 Blocked listener applications Listener application Brocade DCX and DCX 8510 Backbone families Brocade switches chargen daytime discard echo ftp rexec rlogin rsh rstats rusers time Disabled Disabled Disabled Disabled Disabled Block with packet filter Block with packet filter Block with packet filter Disabled Disabled Block with packet filter Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Ports and applications used by switches If you are using the FC-FC Routing Service, be aware that the secModeEnable command is not supported. Table 26 lists the defaults for accessing hosts, devices, switches, and zones. TABLE 26 Access defaults Access default Hosts Any host can access the fabric by SNMP. Any host can Telnet to any switch in the fabric. Any host can establish an HTTP connection to any switch in the fabric. Any host can establish an API connection to any switch in the fabric. 192 Fabric OS Administrator's Guide 53-1002745-02