Cisco Cisco Expressway Maintenance Manual
■
view zone status information, including the connection addresses
Note:
Connection addresses listed in the status information may have been translated by a NAT element
between the traversal server zone and the originating device.
Field
Description
Usage tips
Configuration section:
Name
The name acts as a unique identifier, allowing you to
distinguish between zones of the same type.
distinguish between zones of the same type.
Type
The nature of the specified zone, in relation to the
local Expressway. Select Traversal server.
local Expressway. Select Traversal server.
After a zone has been created, the
Type cannot be changed.
Type cannot be changed.
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
Traversal clients must always authenticate with
traversal servers by providing their authentication
credentials.
traversal servers by providing their authentication
credentials.
The authentication username is the name that the
traversal client must provide to the Expressway-E. (It
is configured as the connection credentials
Username in its traversal client zone.)
traversal client must provide to the Expressway-E. (It
is configured as the connection credentials
Username in its traversal client zone.)
There must also be an entry in the
Expressway-E's local authentication
database for the client’s authentication
username and password. To check the
list of entries and add it if necessary, go
to the Local authentication database
page. Either:
Expressway-E's local authentication
database for the client’s authentication
username and password. To check the
list of entries and add it if necessary, go
to the Local authentication database
page. Either:
■
click on the Add/Edit local
authentication database link
authentication database link
■
go to Configuration >
Authentication > Local
database
Authentication > Local
database
H.323 section:
Mode
Determines whether H.323 calls are allowed to and
from the traversal client.
from the traversal client.
Protocol
Determines the protocol (Assent or H.460.18) to use
to traverse the firewall/NAT.
to traverse the firewall/NAT.
for more
information.
Port
The port on the local Expressway-E to use for H.323
calls to and from the traversal client.
calls to and from the traversal client.
H.460.19
demultiplexing
mode
demultiplexing
mode
Determines whether or not the same two ports are
used for media by two or more calls.
used for media by two or more calls.
On: all calls from the traversal client use the same
two ports for media.
two ports for media.
Off: each call from the traversal client uses a
separate pair of ports for media.
separate pair of ports for media.
SIP section:
Table 6 Traversal server zone configuration reference
102
Cisco Expressway Administrator Guide