Searching for Option 82 Support information? Find all needed info by using official links provided below.
https://community.arubanetworks.com/t5/Controller-Based-WLANs/What-is-the-use-of-option-82-and-how-to-configure-it/ta-p/234094
Dec 21, 2015 · Introduction- The DHCP Information option (Option 82) is commonly used in metro or large enterprise deployments to provide additional information on “physical attachment” of the client. Option 82 is supposed to be used in distributed DHCP server/relay environment, where …
http://slaptijack.com/networking/what-is-dhcp-option-82/
To put it simply, DHCP Option 82 is the "DHCP Relay Agent Information Option". Wasn't that easy? Option 82 was designed to allow a DHCP Relay Agent to insert circuit specific information into a request that is being forwarded to a DHCP server.Specifically the option works by setting two sub-options: Circuit ID and Remote ID.
https://www.cisco.com/c/en/us/support/docs/wireless/4400-series-wireless-lan-controllers/113302-dhcp-option82-00.html
Oct 24, 2011 · The WLC acts as a DHCP relay agent, adds DHCP Option 82 information to the DHCP request, and then forwards the request to the external DHCP server, which in this case is the Cisco IOS router. The DHCP server looks at the DHCP request, examines Option 82 information, and matches it to Class AA. It then allocates an IP address defined for class A.
https://www.cisco.com/en/US/docs/ios/12_2t/12_2t2/feature/guide/ftrbeo82.html
DHCP option 82 support must be configured on the DHCP relay agent using the ip dhcp relay information option command before you can use the DHCP Option 82 Support for Routed Bridge Encapsulation feature. Configuration Tasks See the following sections for configuration tasks for the DHCP Option 82 Support for Routed Bridge Encapsulation feature.
https://blog.ine.com/2009/07/22/understanding-dhcp-option-82
The formatting of Option 82 field is as follows. The option starts with 0x52 (82 decimal) followed by the total option length. The option is structured in sub-options, formatted in the same way: . The list of options is terminated with option 0xFF so you can easily spot Option 82 in a packet dump.
https://social.technet.microsoft.com/Forums/windowsserver/en-US/0675017f-932e-4f59-8f02-6c5ea1c5baa3/dhcp-option-82
Jun 18, 2012 · Has this ever been fixed? It seems that Server 2008 DOES support the option 82 properly. Is there a work around for Server 2003? What is the entry method for the Circuit ID in a custom Option 82 field? Surley This has been patched somewhere? Thanks for anyones assistance in overcoming this limitation in Windows 2003 DHCP Server. Jack,
http://www.firewall.cx/cisco-technical-knowledgebase/cisco-switches/1218-dhcp-snooping-option-82-relay-agent-message-format-analysis.html
The DHCP Option 82 is inserted and removed by the DHCP Agent Relay (e.g switch) as shown in the diagram below: While some DHCP servers might not support the Option 82 they are still required to copy the Option 82 value received from the DHCP client and include it in all4.6/5(6)
https://blogs.technet.microsoft.com/teamdhcp/tag/option-82/
Jan 26, 2014 · Introduction DHCP server in Windows Server 2012 provides support for provisioning customized IP address and network configurations to DHCP clients using DHCP policies. Policies can be created based on several criteria one of which is relay agent information option – …
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