Cisco Cisco Expressway Release Notes
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Multi-domain and multi-customer support is limited as follows:
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Prior to X8.5, each Expressway deployment supported only one IM&P domain (even though IM and Presence
Service 10.0 or later supports Multiple Presence Domains).
Service 10.0 or later supports Multiple Presence Domains).
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As of X8.5, you can create multiple deployments on the Expressway-C, but this feature is still limited to one
domain per deployment.
domain per deployment.
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As of X8.5.1, a deployment can have Multiple Presence Domains. This feature is in preview, and we currently
recommend that you do not exceed 50 domains.
recommend that you do not exceed 50 domains.
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NTLM authentication via the HTTP proxy.
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Maintenance mode; if the Expressway-C or the Expressway-E is placed into maintenance mode, any existing
calls passing through that Expressway will be dropped.
calls passing through that Expressway will be dropped.
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The Expressway-E must not have TURN services enabled.
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Deployments on Large VM servers are limited to 2500 proxied registrations to Unified CM (the same limit as
Small / Medium VM servers).
Small / Medium VM servers).
Interoperability
, where you can also find
interoperability test results for other Cisco TelePresence products.
Upgrading to X8.7
Prerequisites and Software Dependencies
Existing TMS Agent (Legacy Mode) Provisioning Deployments
Expressway X8.1 and later no longer supports TMS Agent (legacy mode) provisioning. Before you upgrade to X8 or
later, if you are using TMS Agent (legacy mode) for provisioning you must first migrate to Cisco TelePresence
Management Suite Provisioning Extension which requires TMS 13.2.x. See
later, if you are using TMS Agent (legacy mode) for provisioning you must first migrate to Cisco TelePresence
Management Suite Provisioning Extension which requires TMS 13.2.x. See
Cisco TMS Provisioning Extension
Deployment Guide for instructions about how to migrate.
Existing OCS Relay Deployments
Expressway X8.1 and later no longer supports OCS Relay integration with Microsoft Lync 2010 / OCS 2007 R2. If you
use OCS Relay you must migrate to using the Microsoft Lync B2BUA to route SIP calls between the Expressway and a
Microsoft Lync Server. See
use OCS Relay you must migrate to using the Microsoft Lync B2BUA to route SIP calls between the Expressway and a
Microsoft Lync Server. See
VCS and Microsoft Lync Deployment Guide for information about this deployment.
Upgrade Instructions
When maintenance mode is enabled on Expressway, existing calls passing through it may be dropped. We recommend
that you upgrade Expressway components while the system is inactive.
that you upgrade Expressway components while the system is inactive.
If you are upgrading a clustered Expressway, you must follow the directions in
Expressway Cluster Creation and
Maintenance Deployment Guide.
To upgrade a non-clustered Expressway:
1.
Backup the Expressway (Maintenance > Backup and restore).
You should backup your system before upgrading. If you later need to downgrade to an earlier release you will
have to restore a backup made against that previous release.
have to restore a backup made against that previous release.
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Cisco Expressway Release Note