202
C
HAPTER
25: P
ORT
S
ECURITY
C
ONFIGURATION
Port Security
Configuration
Enabling Port Security
c
CAUTION:
Enabling port security resets the following configurations on the ports
to the defaults (shown in parentheses below)
■
802.1x (disabled), port access control method (
macbased
), and port access
control mode (
auto
)
■
MAC authentication (disabled)
In addition, you cannot perform the above-mentioned configurations manually
because these configurations change with the port security mode automatically.
n
■
For details about 802.1x configuration, refer to “802.1x Configuration” on
page 389.
■
For details about MAC authentication configuration, refer to “Centralized MAC
Address Authentication Configuration” on page 233.
Setting the Maximum
Number of MAC
Addresses Allowed on a
Port
Port security allows more than one user to be authenticated on a port. The
number of authenticated users allowed, however, cannot exceed the configured
upper limit.
By setting the maximum number of MAC addresses allowed on a port, you can
■
Control the maximum number of users who are allowed to access the network
through the port
■
Control the number of Security MAC addresses that can be added with port
security
Table 130
Port security configuration tasks
Task
Remarks
“Enabling Port Security” on page 202
Required
“Setting the Maximum Number of MAC Addresses Allowed
on a Port” on page 202
Optional
“Setting the Port Security Mode” on page 203
Required
“Configuring Port Security
Features” on page 204
“Configuring the NTK feature”
on page 204
Optional
Choose one or more features as
required.
“Configuring intrusion
protection” on page 204
“Configuring the Trap feature”
on page 204
“Ignoring the Authorization Information from the RADIUS
Server” on page 204
Optional
“Configuring Security MAC Addresses” on page 205
Optional
Table 131
Enable port security
Operation Command Remarks
Enter system view
system-view
-
Enable port security
port-security enable
Required
Disabled by default
Summary of Contents for Switch 7754
Page 32: ...32 CHAPTER 1 CLI OVERVIEW ...
Page 70: ...70 CHAPTER 5 LOGGING IN USING MODEM ...
Page 76: ...76 CHAPTER 7 LOGGING IN THROUGH NMS ...
Page 86: ...86 CHAPTER 9 CONFIGURATION FILE MANAGEMENT ...
Page 120: ...120 CHAPTER 13 ISOLATE USER VLAN CONFIGURATION ...
Page 126: ...126 CHAPTER 14 SUPER VLAN ...
Page 136: ...136 CHAPTER 16 IP PERFORMANCE CONFIGURATION ...
Page 152: ...152 CHAPTER 17 IPX CONFIGURATION ...
Page 164: ...164 CHAPTER 19 QINQ CONFIGURATION ...
Page 172: ...172 CHAPTER 21 SHARED VLAN CONFIGURATION ...
Page 182: ...182 CHAPTER 22 PORT BASIC CONFIGURATION ...
Page 198: ...198 CHAPTER 24 PORT ISOLATION CONFIGURATION ...
Page 208: ...208 CHAPTER 25 PORT SECURITY CONFIGURATION ...
Page 224: ...224 CHAPTER 27 DLDP CONFIGURATION ...
Page 232: ...232 CHAPTER 28 MAC ADDRESS TABLE MANAGEMENT ...
Page 240: ...240 CHAPTER 29 CENTRALIZED MAC ADDRESS AUTHENTICATION CONFIGURATION ...
Page 280: ...280 CHAPTER 30 MSTP CONFIGURATION ...
Page 348: ...348 CHAPTER 35 IS IS CONFIGURATION ...
Page 408: ...408 CHAPTER 39 802 1X CONFIGURATION ...
Page 412: ...412 CHAPTER 40 HABP CONFIGURATION ...
Page 422: ...422 CHAPTER 41 MULTICAST OVERVIEW ...
Page 426: ...426 CHAPTER 42 GMRP CONFIGURATION ...
Page 480: ...480 CHAPTER 47 PIM CONFIGURATION ...
Page 506: ...506 CHAPTER 48 MSDP CONFIGURATION ...
Page 552: ...552 CHAPTER 51 TRAFFIC ACCOUNTING CONFIGURATION ...
Page 570: ...570 CHAPTER 53 HA CONFIGURATION ...
Page 582: ...582 CHAPTER 54 ARP CONFIGURATION SwitchA arp protective down recover interval 200 ...
Page 622: ...622 CHAPTER 58 DHCP RELAY AGENT CONFIGURATION ...
Page 684: ...684 CHAPTER 61 QOS CONFIGURATION ...
Page 718: ...718 CHAPTER 63 CLUSTER ...
Page 738: ...738 CHAPTER 67 UDP HELPER CONFIGURATION ...
Page 752: ...752 CHAPTER 69 RMON CONFIGURATION ...
Page 772: ...772 CHAPTER 70 NTP CONFIGURATION ...
Page 796: ...796 CHAPTER 72 FILE SYSTEM MANAGEMENT ...
Page 802: ...802 CHAPTER 73 BIMS CONFIGURATION ...
Page 814: ...814 CHAPTER 74 FTP AND TFTP CONFIGURATION ...
Page 830: ...830 CHAPTER 75 INFORMATION CENTER ...
Page 836: ...836 CHAPTER 76 DNS CONFIGURATION ...
Page 852: ...852 CHAPTER 77 BOOTROM AND HOST SOFTWARE LOADING ...
Page 858: ...858 CHAPTER 78 BASIC SYSTEM CONFIGURATION DEBUGGING ...