Jul 09, 2020 · The Dynamic Host Configuration Protocol (DHCP) provides a framework for automatic configuration of IP hosts. The document "DHCP Options and BOOTP Vendor Information Extensions" describes options for DHCP, some of which can also be used with BOOTP. Additional DHCP options are described in other RFCs, as documented in this registry.

Oct 31, 2016 Connecting Avaya IP Phones to IP PBX 3CX Add DHCP option 242 Avaya telephones use the 242 DHCP server option to auto-configure, which you must add in your DHCP server. Let's show it on the example of the Windows DHCP server. In the DHCP snap-in, on the IPv4 context menu, select Set Predefined Options. Then click the Add button and add the following parameters (the name and description Bintec - DHCP Option 242 for Avaya IP phones - Blog

Diffserv code point for VoIP signalling and media streams. 135. HTTP Proxy For Phone Applications

Avaya IP Office DHCP Option 242 – Tony Fernandez Oct 24, 2018

To administer DHCP option 242, make a copy of an existing option 176 for your 46xx IP Telephones. You can then either: leave any parameters the 9600 Series IP Telephones do not support for setting via DHCP in option 242 to be ignored, or ; delete unused or unsupported 9600 IP Series Telephone parameters to shorten the DHCP message length.

Solved: DHCP IP assignment avaya phone - Cisco Community The data vlan on the DHCP server has option 176 (for 46XX phones) and option 242 (96XX) phone. Since the avaya phone cannot learn about the "voice vlan" via CDP, DHCP must tell it where to go. The 176/242 scope is setup as follows (ON THE DATA VLAN): L2Q=1,L2QVLAN=XXX (XX being the voice vlan) How to Assign DHCP Options to Avaya 96XX and 46XX Phones Option 242. Option 242 is used for the 96XX phones. Then after that, you have the same syntax and the same settings assigned to 242 as you have for option 176. However, for option 242 you also need the file serve. The 9600's ask for that as well. SIP. If you're using SIP, there are other options as well that you need to have assigned. DHCP-OPTIONS example. - MikroTik Dec 14, 2018 Custom DHCP Options? - Windows Server - Spiceworks