Cisco Cisco Expressway Maintenance Manual
Configuring SNMP Settings
The SNMP page (System > SNMP) is used to configure the Expressway's SNMP settings.
Tools such as Cisco TelePresence Management Suite (Cisco TMS) or HP OpenView may act as SNMP Network
Management Systems (NMS). They allow you to monitor your network devices, including the Expressway, for
conditions that might require administrative attention.
Management Systems (NMS). They allow you to monitor your network devices, including the Expressway, for
conditions that might require administrative attention.
The information made available by the Expressway includes the following:
■
system uptime
■
system name
■
location
■
contact
■
interfaces
■
disk space, memory, and other machine-specific statistics
By default, SNMP is Disabled, therefore to allow the Expressway to be monitored by an SNMP NMS (including Cisco
TMS), you must select an alternative SNMP mode. The configurable options are:
TMS), you must select an alternative SNMP mode. The configurable options are:
Field
Description
Usage tips
SNMP mode
Controls the level of SNMP support.
Disabled: no SNMP support.
v3 secure SNMP: supports authentication
and encryption.
and encryption.
v3 plus TMS support: secure SNMPv3 plus
non-secure access to OID 1.3.6.1.2.1.1.2.0
only.
non-secure access to OID 1.3.6.1.2.1.1.2.0
only.
v2c: non-secure community-based SNMP.
If you want to use secure SNMPv3 but you also
use Cisco TMS as your external manager, you
must select v3 plus TMS support.
use Cisco TMS as your external manager, you
must select v3 plus TMS support.
Description
Custom description of the system as viewed
by SNMP. The default is to have no custom
description (empty field).
by SNMP. The default is to have no custom
description (empty field).
When you leave this field empty, the system uses
its default SNMP description.
its default SNMP description.
Community
name
name
The Expressway's SNMP community name.
The default is public.
Only applies when using v2c or v3 plus TMS
support.
System
contact
contact
The name of the person who can be
contacted regarding issues with the
Expressway.
contacted regarding issues with the
Expressway.
The default is Administrator.
The System contact and Location are used for
reference purposes by administrators when
following up on queries.
following up on queries.
Location
Specifies the physical location of the
Expressway.
Expressway.
Username
The Expressway's SNMP username, used to
identify this SNMP agent to the SNMP
manager.
identify this SNMP agent to the SNMP
manager.
Only applies when using v3 secure SNMP or v3
plus TMS support
plus TMS support
40
Cisco Expressway Administrator Guide
Network and System Settings