9.
To specify that the remote ID suboption value contains a character string:
[edit ethernet-switching-options secure-access-port]
user@switch#
set vlan employee dhcp-option82 remote-id
use-string
mystring
10.
To configure a vendor ID suboption and use the default value (the default value is
Juniper
), do not type a character string after the
vendor-id
option keyword:
[edit ethernet-switching-options secure-access-port]
user@switch#
set vlan employee dhcp-option82
vendor-id
11.
To specify that the vendor ID suboption value contains a character string value that
you specify rather than
Juniper
(the default):
[edit ethernet-switching-options secure-access-port]
user@switch#
set vlan employee dhcp-option82 vendor-id mystring
To view results of the configuration steps before committing the configuration, type the
show
command at the user prompt.
To commit these changes to the active configuration, type the
commit
command at the
user prompt.
Related
Documentation
Example: Setting Up DHCP Option 82 on an EX Series Switch with No Relay Agent
Between Clients and DHCP Server on page 2898
•
•
Understanding DHCP Option 82 for Port Security on EX Series Switches on page 2840
•
RFC 3046,
DHCP Relay Agent Information Option
, at
http://tools.ietf.org/html/rfc3046.
Configuring Proxy ARP (CLI Procedure)
You can configure proxy Address Resolution Protocol (ARP) on your EX Series switch to
enable the switch to respond to ARP queries for network addresses by offering its own
media access control (MAC) address. With proxy ARP enabled, the switch captures and
routes traffic to the intended destination.
To configure proxy ARP on a single interface:
[edit interfaces]
user@switch#
set ge-0/0/3 unit 0
proxy-arp
restricted
BEST PRACTICE:
We recommend that you configure proxy ARP in restricted
mode. In restricted mode, the switch is not a proxy if the source and target
IP addresses are on the same subnet. If you use unrestricted mode, disable
gratuitous ARP requests on the interface to avoid the situation of the switch’s
response to a gratuitous ARP request appearing to the host to be an indication
of an IP conflict:
To configure proxy ARP on a routed VLAN interface (RVI):
[edit interfaces]
user@switch#
set vlan unit 100 proxy-arp restricted
2931
Copyright © 2010, Juniper Networks, Inc.
Chapter 95: Configuring Port Security
Содержание JUNOS OS 10.3 - SOFTWARE
Страница 201: ...CHAPTER 10 Operational Mode Commands for Software Installation 105 Copyright 2010 Juniper Networks Inc ...
Страница 249: ...CHAPTER 13 Operational Mode Commands for User Interfaces 153 Copyright 2010 Juniper Networks Inc ...
Страница 325: ...CHAPTER 17 Operational Mode Commands for System Setup 229 Copyright 2010 Juniper Networks Inc ...
Страница 369: ... Temperature OK 273 Copyright 2010 Juniper Networks Inc Chapter 17 Operational Mode Commands for System Setup ...
Страница 483: ...CHAPTER 21 Configuration Statements for Power Management 387 Copyright 2010 Juniper Networks Inc ...
Страница 487: ...CHAPTER 22 Operational Mode Commands for Power Management 391 Copyright 2010 Juniper Networks Inc ...
Страница 543: ...CHAPTER 27 Operational Mode Commands for Configuration Management 447 Copyright 2010 Juniper Networks Inc ...
Страница 631: ...CHAPTER 33 Operational Mode Commands for User and Access Management 535 Copyright 2010 Juniper Networks Inc ...
Страница 709: ...CHAPTER 38 Operational Mode Commands for System Services 613 Copyright 2010 Juniper Networks Inc ...
Страница 763: ...CHAPTER 41 Configuration Statements for System Monitoring 667 Copyright 2010 Juniper Networks Inc ...
Страница 817: ...CHAPTER 42 Operational Mode Commands for System Monitoring 721 Copyright 2010 Juniper Networks Inc ...
Страница 1014: ...Copyright 2010 Juniper Networks Inc 918 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1016: ...Copyright 2010 Juniper Networks Inc 920 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1042: ...Copyright 2010 Juniper Networks Inc 946 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1106: ...Copyright 2010 Juniper Networks Inc 1010 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1130: ...Copyright 2010 Juniper Networks Inc 1034 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1142: ...Copyright 2010 Juniper Networks Inc 1046 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1163: ...CHAPTER 49 Operational Mode Commands for Virtual Chassis 1067 Copyright 2010 Juniper Networks Inc ...
Страница 1188: ...Copyright 2010 Juniper Networks Inc 1092 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1190: ...Copyright 2010 Juniper Networks Inc 1094 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1210: ...Copyright 2010 Juniper Networks Inc 1114 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1238: ...Copyright 2010 Juniper Networks Inc 1142 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1270: ...Copyright 2010 Juniper Networks Inc 1174 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1276: ...Copyright 2010 Juniper Networks Inc 1180 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1323: ...CHAPTER 56 Operational Mode Commands for Interfaces 1227 Copyright 2010 Juniper Networks Inc ...
Страница 1378: ...Copyright 2010 Juniper Networks Inc 1282 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1400: ...Copyright 2010 Juniper Networks Inc 1304 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1470: ...Copyright 2010 Juniper Networks Inc 1374 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1492: ...Copyright 2010 Juniper Networks Inc 1396 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1565: ...CHAPTER 63 Operational Mode Commands for Bridging and VLANs 1469 Copyright 2010 Juniper Networks Inc ...
Страница 1612: ...Copyright 2010 Juniper Networks Inc 1516 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1614: ...Copyright 2010 Juniper Networks Inc 1518 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1622: ...Copyright 2010 Juniper Networks Inc 1526 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1682: ...Copyright 2010 Juniper Networks Inc 1586 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1686: ...Copyright 2010 Juniper Networks Inc 1590 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1730: ...Copyright 2010 Juniper Networks Inc 1634 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1731: ...CHAPTER 69 Operational Mode Commands for Spanning Tree Protocols 1635 Copyright 2010 Juniper Networks Inc ...
Страница 1760: ...Copyright 2010 Juniper Networks Inc 1664 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1762: ...Copyright 2010 Juniper Networks Inc 1666 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 1806: ...Copyright 2010 Juniper Networks Inc 1710 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2106: ...Copyright 2010 Juniper Networks Inc 2010 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2107: ...CHAPTER 74 Operational Commands for Layer 3 Protocols 2011 Copyright 2010 Juniper Networks Inc ...
Страница 2408: ...Copyright 2010 Juniper Networks Inc 2312 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2410: ...Copyright 2010 Juniper Networks Inc 2314 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2418: ...Copyright 2010 Juniper Networks Inc 2322 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2434: ...Copyright 2010 Juniper Networks Inc 2338 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2438: ...Copyright 2010 Juniper Networks Inc 2342 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2517: ...CHAPTER 80 Operational Mode Commands for IGMP Snooping and Multicast 2421 Copyright 2010 Juniper Networks Inc ...
Страница 2618: ...Copyright 2010 Juniper Networks Inc 2522 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2643: ...Figure 51 Topology for Configuration 2547 Copyright 2010 Juniper Networks Inc Chapter 82 Examples Access Control Configuration ...
Страница 2732: ...Copyright 2010 Juniper Networks Inc 2636 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2841: ...CHAPTER 86 Operational Commands for 802 1X 2745 Copyright 2010 Juniper Networks Inc ...
Страница 2886: ...Copyright 2010 Juniper Networks Inc 2790 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2911: ...CHAPTER 92 Operational Mode Commands for Rate Limiting 2815 Copyright 2010 Juniper Networks Inc ...
Страница 2920: ...Copyright 2010 Juniper Networks Inc 2824 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 2944: ...Copyright 2010 Juniper Networks Inc 2848 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3081: ...CHAPTER 99 Operational Mode Commands for Port Security 2985 Copyright 2010 Juniper Networks Inc ...
Страница 3093: ...ge 0 0 13 0 100 voice 2997 Copyright 2010 Juniper Networks Inc Chapter 99 Operational Mode Commands for Port Security ...
Страница 3096: ...Copyright 2010 Juniper Networks Inc 3000 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3134: ...Copyright 2010 Juniper Networks Inc 3038 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3158: ...Copyright 2010 Juniper Networks Inc 3062 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3178: ...Copyright 2010 Juniper Networks Inc 3082 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3216: ...Copyright 2010 Juniper Networks Inc 3120 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3217: ...CHAPTER 106 Operational Mode Commands for Firewall Filters 3121 Copyright 2010 Juniper Networks Inc ...
Страница 3240: ...Copyright 2010 Juniper Networks Inc 3144 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3268: ...Copyright 2010 Juniper Networks Inc 3172 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3296: ...Copyright 2010 Juniper Networks Inc 3200 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3367: ...CHAPTER 113 Operational Mode Commands for CoS 3271 Copyright 2010 Juniper Networks Inc ...
Страница 3398: ...Copyright 2010 Juniper Networks Inc 3302 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3410: ...Copyright 2010 Juniper Networks Inc 3314 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3422: ...Copyright 2010 Juniper Networks Inc 3326 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3435: ...CHAPTER 120 Operational Mode Commands for PoE 3339 Copyright 2010 Juniper Networks Inc ...
Страница 3444: ...Copyright 2010 Juniper Networks Inc 3348 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3446: ...Copyright 2010 Juniper Networks Inc 3350 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3529: ...CHAPTER 126 Operational Mode Commands for MPLS 3433 Copyright 2010 Juniper Networks Inc ...
Страница 3632: ...Copyright 2010 Juniper Networks Inc 3536 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3634: ...Copyright 2010 Juniper Networks Inc 3538 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3672: ...Copyright 2010 Juniper Networks Inc 3576 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3820: ...Copyright 2010 Juniper Networks Inc 3724 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3858: ...Copyright 2010 Juniper Networks Inc 3762 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3928: ...Copyright 2010 Juniper Networks Inc 3832 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...
Страница 3929: ...CHAPTER 135 Operational Mode Commands for General Network Management and Monitoring 3833 Copyright 2010 Juniper Networks Inc ...
Страница 3946: ...Copyright 2010 Juniper Networks Inc 3850 Complete Software Guide for Junos OS for EX Series Ethernet Switches Release 10 3 ...