HP ProCurve 6120G/XG Manual page 394

IPv4 Access Control Lists (ACLs)
Enable ACL "Deny" Logging
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Figure 9-31. Example of an ACL Log Application
9-70
On port 10, configure an extended ACL with an ACL-ID of 143 to deny
Telnet traffic from IP address 10.38.100.127.
Configure the switch to send an ACL log message to the console and
to a Syslog server at IP address 10.38.110.54 on port 11 if the switch
detects a match denying Telnet access from 10.38.100.127.
ProCurve Switch
Console RS-232 Port
11
10
Configure extended ACL 143
here to deny Telnet access to
inbound Telnet traffic from IP
address 10.38.100.127.
Console
10.38.100.127
Block Telnet access to the
network from this host.
Syslog Server