Cisco Cisco Expressway Release Notes
The upgrade is now complete and all Expressway configuration should be as expected.
Upgrade Expressway-C and Expressway-E systems connected over a traversal zone
We recommend that Expressway-C (traversal client) and Expressway-E (traversal server) systems that are connected
over a traversal zone both run the same software version.
over a traversal zone both run the same software version.
However, we do support a traversal zone link from one Expressway system to another that is running the previous
major release of Expressway. This means that you do not have to simultaneously upgrade your Expressway-C and
Expressway-E systems.
major release of Expressway. This means that you do not have to simultaneously upgrade your Expressway-C and
Expressway-E systems.
Note that certain features introduced in recent software versions (such as Mobile and Remote Access) require both
the Expressway-C and Expressway-E systems to be running the same software version.
the Expressway-C and Expressway-E systems to be running the same software version.
■
We strongly recommend installing a new server certificate if you are upgrading from any version of Expressway
released prior to X8.1.1.
released prior to X8.1.1.
Using the Bug Search Tool
The Bug Search Tool contains information about open and resolved issues for this release and previous releases,
including descriptions of the problems and available workarounds. The identifiers listed in these release notes will
take you directly to a description of each issue.
including descriptions of the problems and available workarounds. The identifiers listed in these release notes will
take you directly to a description of each issue.
To look for information about a specific problem mentioned in this document:
1.
.
2.
Sign in with a cisco.com username and password.
3.
Enter the bug identifier in the Search field and click Search.
To look for information when you do not know the identifier:
1.
Type the product name in the Search field and click Search.
2.
From the list of bugs that appears, use the Filter drop-down list to filter on either Keyword, Modified Date,
Severity, Status, or Technology.
Severity, Status, or Technology.
Use Advanced Search on the Bug Search Tool home page to search on a specific software version.
The Bug Search Tool help pages have further information on using the Bug Search Tool.
Obtaining Documentation and Submitting a Service Request
For information on obtaining documentation, using the Cisco Bug Search Tool (BST), submitting a service request,
and gathering additional information, see
and gathering additional information, see
.
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Cisco Expressway Release Note
Using the Bug Search Tool