Cisco Cisco TelePresence Video Communication Server Expressway Maintenance Manual
Field
Description
Usage tips
Hop count
The hop count is the number of times a request will
be forwarded to a neighbor gatekeeper or proxy (see
the
be forwarded to a neighbor gatekeeper or proxy (see
the
section for more information). This
field specifies the hop count to use when sending a
search request to this particular zone.
search request to this particular zone.
If the search request was received from
another zone and already has a hop
count assigned, the lower of the two
values is used.
another zone and already has a hop
count assigned, the lower of the two
values is used.
Connection credentials
section:
Username
and Password
and Password
Traversal clients must always authenticate with
traversal servers by providing their authentication
credentials. Each traversal client zone must specify a
Username and Password to be used for
authentication with the traversal server.
traversal servers by providing their authentication
credentials. Each traversal client zone must specify a
Username and Password to be used for
authentication with the traversal server.
Multiple traversal client zones can be
configured, each with distinct
credentials, to connect to one or more
service providers.
configured, each with distinct
credentials, to connect to one or more
service providers.
H.323
section:
Mode
Determines whether H.323 calls are allowed to and
from the traversal server.
from the traversal server.
Protocol
Determines which of the two firewall traversal
protocols (Assent or H.460.18) to use for calls to the
traversal server.
protocols (Assent or H.460.18) to use for calls to the
traversal server.
Port
The port on the traversal server to use for H.323 calls
to and from the local VCS.
to and from the local VCS.
For firewall traversal to work via H.323,
the traversal server must have a
traversal server zone configured on it to
represent this VCS, using this same port
number.
the traversal server must have a
traversal server zone configured on it to
represent this VCS, using this same port
number.
SIP
section:
Mode
Determines whether SIP calls are allowed to and
from the traversal server.
from the traversal server.
Port
The port on the traversal server to use for SIP calls to
and from the VCS.
and from the VCS.
This must be different from the listening ports used
for incoming TCP, TLS and UDP SIP calls (typically
5060 and 5061).
for incoming TCP, TLS and UDP SIP calls (typically
5060 and 5061).
For firewall traversal to work via SIP, the
traversal server must have a traversal
server zone configured on it to represent
this VCS, using this same transport type
and port number.
traversal server must have a traversal
server zone configured on it to represent
this VCS, using this same transport type
and port number.
Mobile and
remote
access
remote
access
Controls whether this traversal zone provides Unified
Communications services to enable mobile and
remote access.
Communications services to enable mobile and
remote access.
If enabled, this zone must also be
configured to use TLS with TLS verify
mode enabled.
configured to use TLS with TLS verify
mode enabled.
access is enabled.
Transport
Determines which transport type is used for SIP calls
to and from the traversal server. The default is TLS.
to and from the traversal server. The default is TLS.
TLS verify
mode
mode
Controls X.509 certificate checking and mutual
authentication between this VCS and the traversal
server when communicating over TLS.
authentication between this VCS and the traversal
server when communicating over TLS.
information.
Cisco VCS Administrator Guide (X8.1)
Page 146 of 504
Zones and neighbors
Configuring zones