Cisco Cisco TelePresence Video Communication Server Expressway 릴리즈 노트
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The Call Detail Records (CDR) switch has moved from the System > Administration page to the Maintenance
> Logging page.
> Logging page.
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The CLI commands
xCommand LoginUserAdd
and
xCommand LoginUserDelete
have been replaced by
xCommand
CredentialAdd
and
xCommand CredentialDelete
.
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The hop count logic has changed so that internal hops between the Cisco VCS application and its B2BUA do
not decrement the hop count.
not decrement the hop count.
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Several advanced zone parameters have been removed because they are no longer required. These are SIP
SDP attribute line limit mode, SIP SDP attribute line limit length, and SIP Duo Video filter mode.
SDP attribute line limit mode, SIP SDP attribute line limit length, and SIP Duo Video filter mode.
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The Maximum authorizations per period default has increased to 8.
Open and Resolved Issues
Follow the links below to read the most recent information about the open and resolved issues in this release. You
need to refresh your browser after you log in to the Cisco Bug Search Tool.
need to refresh your browser after you log in to the Cisco Bug Search Tool.
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Notable Issues in this Version
: Jabber Guest has one-way audio/video when Expressway is upgraded to X8.6.1
An incompatibility between all versions of Jabber Guest server and Cisco VCS X8.6.1 results in the Jabber Guest
client not decoding media from Jabber Guest server. The incompatibility exists in the negotiation of secure media
(SRTP/SRTCP).
client not decoding media from Jabber Guest server. The incompatibility exists in the negotiation of secure media
(SRTP/SRTCP).
The incompatibility will be addressed in one or both of the products in a future release. In the meanwhile, choose one
of the following workarounds, depending on which has least impact for your deployment:
of the following workarounds, depending on which has least impact for your deployment:
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Workaround: Downgrade Cisco VCS to your previous version, or postpone upgrading until the issue is
resolved.
resolved.
Impact: You do not benefit from fixes in X8.6.1.
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Workaround: Disable SRTP on Jabber Guest server, which will allow RTP flow between the Jabber Guest
client and Cisco VCS Expressway.
client and Cisco VCS Expressway.
Impact: Unencrypted media flows in the public internet, between web client and Cisco VCS Expressway. We
do not recommend this option.
do not recommend this option.
: SDP Decode Fails when Trying to Split IM&P and Video From Lync
This issue in X8.6 prevents a previously published Lync federation deployment from working as it did in X8.5. If you
are using the affected deployment, we recommend that you do not upgrade to X8.6.
are using the affected deployment, we recommend that you do not upgrade to X8.6.
The affected deployment is documented in Appendix 1: Federation, of the Microsoft Lync and Cisco VCS Deployment
Guide, on the
Guide, on the
Limitations
Unsupported Features (General)
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DTLS is not supported through the Cisco VCS Control/Cisco VCS Expressway. SRTP is used to secure calls
instead; attempts to make DTLS calls will fail.
instead; attempts to make DTLS calls will fail.
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SIP UPDATE method. Features that rely on the SIP UPDATE method (
) will not work as expected
because the Cisco VCS does not support this method.
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Cisco TelePresence Video Communication Server Release Note