IP Office Technical Tip

9.1 Service Pack 8 - Server Edition - DHCP Services

This Technical Tip is to inform customers about a Critical Patch (CP) for Server Edition systems running 9.1 Service Pack 8 and providing DHCP services.

Server Edition systems running Service Pack 8 may not provide IP addresses to clients when the Server Edition has to relay the DHCP information across different networks.

The Critical Patch, is available using the following link to the IP Office "9.1.x" Downloads area of the Avaya Support site:


The Critical Patch will be included in the 9.1 Service Pack 9 release, currently scheduled for release on the 30th November. IP500 V2 Systems providing DHCP services are not affected by this issue.