Cisco Cisco Expressway 發佈版本通知
Features in X8.5.n
Unified Communications Cisco Expressway Series Software Release Notes (X8.5.3)
Page 6 of 23
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Cisco Jabber 10.6 or later
Supported Unified Communications services
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Cisco Unified Communications Manager 10.5(2) or later
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Cisco Unity Connection 10.5(2) or later
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Cisco Unified Communications Manager IM and Presence Service 10.5(2) or later
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Other internal web servers, for example intranet
How it works
Cisco Jabber determines whether it is inside the organization's network before it requests a Unified
Communications service. If it is outside the network, then it requests the service from the Expressway-E on
the edge of the network. If single sign-on is enabled at the edge, the Expressway-E redirects Jabber to the
IdP with a signed request to authenticate the user.
Communications service. If it is outside the network, then it requests the service from the Expressway-E on
the edge of the network. If single sign-on is enabled at the edge, the Expressway-E redirects Jabber to the
IdP with a signed request to authenticate the user.
The IdP challenges the client to identify itself. When this identity is authenticated, the IdP redirects Jabber's
service request back to the Expressway-E with a signed assertion that the identity is authentic.
service request back to the Expressway-E with a signed assertion that the identity is authentic.
The Expressway-E trusts the IdP, so it passes the request to the appropriate service inside the network. The
Unified Communications service trusts the IdP and the Expressway-E, so it provides the service to the
Jabber client.
Unified Communications service trusts the IdP and the Expressway-E, so it provides the service to the
Jabber client.
Figure 1: Single sign-on for on-premises UC services
Improved line-side capabilities
The line-side SIP capabilities of the Expressway have been extended to improve the support that MRA offers
for endpoints registering to Unified CM. The improvements are:
for endpoints registering to Unified CM. The improvements are: