Monitoring AccessPath Systems Using APM

The Monitor Panel provides real time monitoring capabilities for Cisco AccessPath Manager (APM). The Monitor Panel allows you to display utilization and current line usage information and statistics for the following areas:

Display

The Display screen provides a graphical overview of the selected stack or shelf. For selected stacks, the device bitmap, name, address, and current online status are displayed. For selected shelves, the CPU utilization and channel usage are displayed.

Stack Display

Table 6-1 Stack Display Information

Parameter	Description
Last poll time	Date and time of the last SNMP¹ poll request to the stack.
System up since	Date and time when this session began.
Shelf number	Location of the shelf in the physical AccessPath stack.
Device bitmap	Devices reachable by APM display in gray. Devices that are unreachable by APM display in red.
Status	Reachable—If the device has responded to the last SNMP poll request. Unreachable—If the device did not respond to the last SNMP poll request.
Name	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Type	Device type of the shelf, which can be one of the following: Cisco AS5200 Access Server Shelf Cisco AS5300 Access Server Shelf Cisco 2511 Console Management Shelf Cisco 3640 Console Management Shelf Cisco 7206 Router Shelf Catalyst 5000 Switch Shelf Catalyst 5002 Switch Shelf
IP	Network management (SNMP) IP address for the shelf.

1SNMP = Simple Network Management Protocol.

Shelf Display

Table 6-2 Shelf Display Information

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Device bitmap	Devices reachable by APM display in gray. Devices unreachable display in red.
Shelf Name	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Shelf Description	Brief description of the shelf entered during APM configuration.
Device Type	Device type of the shelf (AS5200, 2511, 7206, or Cat5000).
SNMP IP Address	Network management (SNMP) IP address for the shelf.
Loopback IP Address	IP address of the loopback port.
IOS Version	Cisco IOS release running on the device. The Cisco IOS release will only be displayed for devices that were configured by APM. The release displayed is the one present at the time that the device was configured.
Number of active analog channels	Cisco AS5200 or Cisco AS5300 only. The number of active analog channels currently in use on the device.
Number of active ISDN¹ channels	Cisco AS5200 or Cisco AS5300 only. The number of active ISDN channels currently in use on the device.
Shelf Status	Reachable—If the device has responded to the last SNMP poll request. Unreachable—If the device did not respond to the last SNMP poll request.
1-minute CPU load	1-minute moving average of the CPU busy percentage. Both a histogram of current and previous poll cycles and the current value are displayed.
5-minute CPU load	5-minute moving average of the CPU busy percentage. Both a histogram of current and previous poll cycles and the current value are displayed.
Percent Utilization	Percentage of the available bandwidth that is currently utilized by the active analog/ISDN traffic.

1ISDN = Integrated Services Digital Network.

Shelf Status

The Shelf Status screen displays data on channel and modem status for the selected stack and its associated shelves. It provides two tables:

The tables also display the current status of the channels and modems with a legend describing the state as up or down.

Step 4 Click Execute. The Shelf Status screen appears. (See Figure 6-2.)

The Shelf Status screen provides the following channel status information for a selected stack or shelf:

Table 6-3 Shelf Status Channel Status Information

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Status	Reachable (green circle)—If the device has responded to the last SNMP poll request. Unreachable (red circle)—If the device did not respond to the last SNMP poll request.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
#DS1	Number of DS1s that are available (operational status up).
#B/DS0	Number of DS0s (B channels) that are available for use.
#Active	Number of currently active channels.
%Utilize	Percentage of available channels that are currently in use.
#Analog	Number of active analog channels.
%Analog	Percentage of available channels that are carrying analog traffic.
#ISDN	Number of currently active ISDN channels.
%ISDN	Percentage of available channels that are carrying ISDN traffic.

The Shelf Status screen provides the following information for modem status for a selected stack or shelf:

Table 6-4 Shelf Modem Status

Parameter	Description
Status	Reachable (green circle)—If the device has responded to the last SNMP poll request. Unreachable (red circle)—If the device did not respond to the last SNMP poll request.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
#Modems	Number of installed modems.
#Avail	Number of installed modems that are available for calls. A modem is available if it is in the on-hook state.
%Avail	Number of currently active channels.
%Utilize	Percentage of modems installed that are available for calls.
%Unavail	Percentage of modems installed that are unavailable for calls.
#In use	Number of modems that are currently in use. An in use modem is a modem in one of the following states: connected, off hook, loopback, or download firmware.
%In use	Percentage of modems that are currently in use.
#Off	Number of modems that are currently held administratively offline.
%Off	Percentage of modems that are currently held administratively offline.
#Dead	Number of modems that are currently in the dead state. A dead modem is a modem with the state bad or download firmware failed.
%Dead	Percentage of modems that are currently in the dead state.
#Reject	Number of modem calls that have been rejected since the device was last booted. This is the total of ISDN and analog calls.

Modem Status

The Modem Status screen provides a view into the current utilization of the available modem pool, on a stack or shelf basis. The current status of each modem is presented in color with a legend describing each displayed modem state.

Step 4 Click Execute. The Modem Status screen appears. (See Figure 6-3.)

The Modem Status screen provides the following modem status information for a selected stack:

Table 6-5 Stack-Level Modem Status Information

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Modem icon display	For each shelf in the stack, a list of modem icons displays that represents the state of each modem. The icons are coded by color: Blue—dormant Purple—testing Red—fail Orange—down Green—up Gray—unknown

The Modem Status screen provides the following modem status information for a selected shelf:

Table 6-6 Shelf-Level Modem Status Information

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Modem icon display	For each shelf in the stack, a list of modem icons displays that represents the state of each modem. The icons are coded by color: Blue—dormant Purple—testing Red—fail Orange—down Green—up Gray—unknown
Modem physical port mapping	The slot.port number under each icon represents the physical slot and port of the modem.

Channel Status

The Channel Status screen provides a graphical representation of the selected stack or shelf with icons illustrating the current status of each channel in color. A legend describes each displayed modem state.

If the channel is operational, an icon will show the function of the channel—modem, ISDN, or V.110/V.120.

Step 4 Click Execute. The Channel Status screen appears. (See Figure 6-4.)

The Channel Status screen provides the following information for a selected stack:

Table 6-7 Channel Status for Stack

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Channel icon display	For each shelf in the stack, a row of channel icons displays that represents the state of each channel of an active DS1 line. Only active DS1 lines are displayed. The icons are coded by shape and color. The shapes are: Square—modem Triangle—ISDN Circle—not in use The colors used for modem states are: Blue—dormant Purple—testing Red—fail Orange—down Green—up Gray—unknown The colors used for ISDN/unused channel states are: Blue—not in use Green—in use Red—out of service

The Channel Status screen provides the following information for a selected shelf:

Table 6-8 Channel Status for Shelf

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Channel icon display	For each shelf in the stack, a row of channel icons displays that represents the state of each channel of an active DS1 line. Only active DS1 lines are displayed. The icons are coded by shape and color. The shapes are: Square—modem Triangle—ISDN Circle—not in use The colors used for modem states are: Blue—dormant Purple—testing Red—fail Orange—down Green—up Gray—unknown The colors used for ISDN/unused channel states are: Blue—not in use Green—in use Red—out of service
Channel mapping	DS0 channel is displayed under each channel icon.

Line Statistics

The Line Statistics screen displays various line statistics for the DS1 line in the stack or shelf. This information includes the number of packets per second (PPS) and bits per second (BPS), and the number of analog and ISDN channels. The table also displays the current status of the lines with a legend describing the state as up or down.

Step 4 Click Execute. The Line Statistics screen appears. (See Figure 6-5.)

The Line Statistics screen provides the following information for the selected stack or shelf:

Table 6-9 Line Statistics

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the device.
System up since	Date and time when this session began.
Status	Operational status of the DS1 line.
Shelf	Case-sensitive, unique name for the shelf. The shelf name is the host name specified during APM configuration.
Slot index	Chassis slot containing the DS1 card.
Port index	Chassis port address of the DS1 card.
PPS	Current packets per second of this DS1 line.
BPS	Current bits per second of this DS1 line.
#Analog	Current number of analog calls on this DS1 line.
#ISDN	Current number of ISDN calls on this DS1 line.

Throughput

The Throughput screen displays aggregate throughput totals for the selected stack or shelf.

Table 6-10 Throughput

Parameter	Description
Last poll time	Date and time of the last SNMP poll request to the stack.
System up since	Date and time when this session began.
Number of active DS1 lines	Number of DS1s that are operational.
Number of PPS	Current packets per second of this shelf or stack.
Number of BPS	Current bits per second of this shelf or stack.
Number of packet drops	Number of packets that were dropped on this stack or shelf between the current and previous polling intervals. The number of packet drops is the total of all DS1 interface inErrors, outDiscards, and outErrors.
PPS utilized	Graphical representation of the PPS value as it relates to the total possible PPS for this stack or shelf.
BPS utilized	Graphical representation of the BPS value as it relates to the total possible BPS for this stack or shelf.

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