Cisco Cisco TelePresence Video Communication Server Expressway 릴리즈 노트
TLS Support Restricted
To improve security, the Cisco VCS now only supports specific versions of TLS. The Cisco VCS offers and accepts
TLS versions 1.0, 1.1, and 1.2, when establishing secure connections.
TLS versions 1.0, 1.1, and 1.2, when establishing secure connections.
Changes and Minor Enhancements
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The Cisco VCS now has a mechanism to reply to all H.323 requests (eg. RRQ) with the request in progress
message (RIP). This prevents the requests from timing out, which is possible when an external authentication
mechanism does not respond in a timely fashion.
message (RIP). This prevents the requests from timing out, which is possible when an external authentication
mechanism does not respond in a timely fashion.
Use the command
Xconfig H323 Gatekeeper Registration RIPAllRequests: On
to enable this feature.
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From version X8.8 onwards, the Cisco VCS does not create DSA host keys. It creates RSA or ECDSA keys
instead, for improved security.
instead, for improved security.
If you upgrade a system that already has a DSA host key, the existing key will persist so that SSH client users
do not have to verify the fingerprint again.
do not have to verify the fingerprint again.
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From version X8.8 onwards, connections between cluster peers use TLS instead of IPSec. When you upgrade
a cluster, the cluster comes up in TLS permissive mode.
a cluster, the cluster comes up in TLS permissive mode.
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Multiple Device Messaging (a new feature in IM and Presence Service 11.5) is now supported for clients that
connect through Cisco VCS to IM and Presence Service in the cloud.
connect through Cisco VCS to IM and Presence Service in the cloud.
This feature is not supported through any versions of Cisco VCS before X8.8.
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Cisco TelePresence Video Communication Server Release Notes
Features in X8.8