Cisco Cisco Expressway Maintenance Manual
Cisco Spark
Hybrid Services
(Connectors)
Hybrid Services
(Connectors)
Mobile and
Remote
Access
Remote
Access
Jabber
Guest
Services
Guest
Services
Microsoft
Interoperability
Interoperability
Registrar CMR Cloud Business
to
Business
calling
Business
calling
Cisco Spark
Hybrid Services
(Connectors)
Hybrid Services
(Connectors)
Y
N
N
N
N
N
N
Mobile and
Remote Access
Remote Access
N
Y
N
N
Y
Y
Y
Jabber Guest
Services
Services
N
N
Y
N
Y
Y
Y
Microsoft
Interoperability
Interoperability
N
N
N
Y
N
N
N
Registrar
N
Y
Y
N
Y
Y
Y
CMR Cloud
N
Y
Y
N
Y
Y
Y
Business to
Business calling
Business calling
N
Y
Y
N
Y
Y
Y
Table 2 Services That Can Be Hosted Together
Key to Table
Y: Yes, these services can be hosted on the same system or cluster
N: No, these services may not be hosted on the same system or cluster
Rules
■
Hybrid Services requires a dedicated Expressway-C to host Connectors
■
Microsoft Interoperability requires a dedicated VCS Control or Expressway-C (called Gateway VCS or
Gateway Expressway in the help and documentation)
Gateway Expressway in the help and documentation)
■
Jabber Guest cannot work with MRA (technical limitation)
■
MRA is currently not supported in IPv6 only mode. If you want IPv6 B2B calling to co-reside with IPv4 MRA on
the same Expressway traversal pair, the Expressway-E and Expressway-C must both be in dual stack mode.
the same Expressway traversal pair, the Expressway-E and Expressway-C must both be in dual stack mode.
Standard Features
The primary purpose of the Expressway is to provides secure firewall traversal and session-based access to Cisco
Unified Communications Manager for remote workers, without the need for a separate VPN client.
Unified Communications Manager for remote workers, without the need for a separate VPN client.
The following features are available when rich media session licenses are installed on the Expressway:
■
SIP Proxy
■
SIP Registrar (requires Room or Desktop Registration licenses)
■
SIP / H.323 interworking
■
IPv4 and IPv6 support, including IPv4 / IPv6 interworking
■
QoS tagging
■
Bandwidth management on both a per-call and a total usage basis
■
Automatic downspeeding option for calls that exceed the available bandwidth
12
Cisco Expressway Administrator Guide
Introduction