ページ1に含まれる内容の要旨
CHAPTER8
Monitoring the Cisco Unified IP Phone
Remotely
Each Cisco Unified IP Phone has a web page from which you can view a variety
of information about the phone, including:
• Device information
� Network configuration information
� Network statistics
� Device logs
� Streaming statistics
This chapter describes the information that you can obtain from the phone’s web
page. You can use this information to remotely monitor the operation of a phone
and to assist with troubleshooting.
You can
ページ2に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Accessing the Web Page for a Phone � Network Statistics, page 8-11 � Device Logs, page 8-14 � Streaming Statistics, page 8-15 Accessing the Web Page for a Phone To access the web page for a Cisco Unified IP Phone, perform these steps. Note If you cannot access the web page, it may be disabled. See the “Disabling and Enabling Web Page Access” section on page 8-3 for more information. Procedure Step 1 Obtain the IP address of the Cis
ページ3に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Disabling and Enabling Web Page Access � Network Statistics—Includes the following hyperlinks, which provide information about network traffic: – Ethernet Information—Displays information about Ethernet traffic. For more information, see the “Network Statistics” section on page 8-11. – Access—Displays information about network traffic to and from the PC port on the phone. For more information, see the “Network Statistics” sectio
ページ4に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Device Information To control access to the web pages for a phone, follow these steps from Cisco Unified Communications Manager Administration: Step 1 Choose Device > Phone. Step 2 Specify the criteria to find the phone and click Find, or click Find to display a list of all phones. Step 3 Click the device name to open the Phone Configuration window for the device. Step 4 From the Web Access drop-down list box, choose one of these
ページ5に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Device Information Table 8-1 Device Information Area Items (continued) Item Description App Load ID Identifier of the firmware running on the phone Boot Load ID Identifier of the factory-installed load running on the phone Version Version of the firmware running on the phone Expansion Module 1 Phone load ID for the first Cisco Unified IP Phone Expansion Module 7914, if connected to a SCCP phone Expansion Module 2 Phone load ID fo
ページ6に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Configuration Table 8-1 Device Information Area Items (continued) Item Description Time Zone Timezone obtained from the Date/Time Group in Cisco Unified Communications Manager to which the phone belongs Date Date obtained from the Date/Time Group in Cisco Unified Communications Manager to which the phone belongs 1. The Version Identifier field might display blank if using an older model Cisco Unified IP Phone because th
ページ7に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Configuration Table 8-2 Network Configuration Area Items (continued) Item Description Host Name Host name that the DHCP server assigned to the phone. Domain Name Name of the Domain Name System (DNS) domain in which the phone resides. IP Address Internet Protocol (IP) address of the phone. Subnet Mask Subnet mask used by the phone. TFTP Server 1 Primary Trivial File Transfer Protocol (TFTP) server used by the phone. Defaul
ページ8に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Configuration Table 8-2 Network Configuration Area Items (continued) Item Description CallManager 1–5 Host names or IP addresses, in prioritized order, of the Cisco Unified Communications Manager servers with which the phone can register. An item can also show the IP address of an SRST router that is capable of providing limited Cisco Unified Communications Manager functionality, if such a router is available. For an av
ページ9に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Configuration Table 8-2 Network Configuration Area Items (continued) Item Description Messages URL URL of the server from which the phone obtains message services. Services URL URL of the server from which the phone obtains Cisco Unified IP Phone services. DHCP Enabled Indicates whether DHCP is being used by the phone. DHCP Address Indicates the setting of the DHCP Address Released Released option on the phone’s Network C
ページ10に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Configuration Table 8-2 Network Configuration Area Items (continued) Item Description PC Port Configuration Speed and duplex of the switch port, where: � A—Auto Negotiate � 10H—10-BaseT/half duplex � 10F—10-BaseT/full duplex � 100H—100-BaseT/half duplex � 100F—100-BaseT/full duplex � 1000H—1000-BaseT/half duplex � 1000F—1000-BaseT/full duplex � No Link—No connection to the PC port TFTP Server 2 Backup TFTP server that the ph
ページ11に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Statistics Table 8-2 Network Configuration Area Items (continued) Item Description Video Capability Indicates whether the phone can participate in video Enabled calls when connected to an appropriately equipped PC. Voice VLAN Enabled Indicates whether the phone allows a device attached to the PC port to access the Voice VLAN. Auto Line Select Indicates whether the phone shifts the call focus to incoming calls on all lines
ページ12に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Statistics To display a network statistics area, access the web page for the phone as described in the “Accessing the Web Page for a Phone” section on page 8-2, and then click the Ethernet Information, the Access, and or the Network hyperlink. Table 8-3 Ethernet Information Area Items Item Description Tx Frames Total number of packets transmitted by the phone Tx broadcast Total number of broadcast packets transmitted by th
ページ13に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Network Statistics Table 8-4 Access Area and Network Area Items (continued) Item Description Rx unicast Total number of unicast packets received by the phone Rx shortErr Total number of FCS error packets or Align error packets received that are less than 64 bytes in size Rx shortGood Total number of good packets received that are less than 64 bytes size Rx longGood Total number of good packets received that are greater than 1522
ページ14に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Device Logs Table 8-4 Access Area and Network Area Items (continued) Item Description Tx Collisions Total number of collisions that occurred while a packet was being transmitted Tx excessLength Total number of packets not transmitted because the packet experienced 16 transmission attempts Tx broadcast Total number of broadcast packets transmitted by the phone Tx multicast Total number of multicast packets transmitted by the phon
ページ15に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Streaming Statistics A Cisco Unified IP Phone can stream information to and from up to three devices simultaneously. A phone streams information when it is on a a call or running a service that sends or receives audio or data. The streaming statistics areas on a phone’s web page provide information about the streams. Most calls use only one stream (Stream 1), but some calls use two or three stream. For examp
ページ16に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Table 8-5 Streaming Statistics Area Items (continued) Item Description 1 Sender Reports Sent Number of times the RTCP Sender Reports have been sent. Sender Report Time Internal time stamp indicating when a RTCP Sender 1 Sent Report was sent. Rcvr Lost Packets Total number of RTP data packets that have been lost since starting receiving data on this connection. Defined as the number of expected packets less t
ページ17に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Table 8-5 Streaming Statistics Area Items (continued) Item Description MOS LQK Score that is an objective estimate of the mean opinion score (MOS) for listening quality (LQK) that rates from 5 (excellent) to 1 (bad). This score is based on audible concealment events due to frame loss in the preceding 8-second interval of the voice stream. For more information, see the “Monitoring the Voice Quality of Calls
ページ18に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Table 8-5 Streaming Statistics Area Items (continued) Item Description Conceal Secs Number of seconds that have concealment events (lost frames) from the start of the voice stream (includes severely concealed seconds). Severely Conceal Secs Number of seconds that have more than 5 percent concealment events (lost frames) from the start of the voice stream. 1 Latency Estimate of the network latency, expressed
ページ19に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Table 8-5 Streaming Statistics Area Items (continued) Item Description Voice Quality Metrics MOS LQK Score that is an objective estimate of the mean opinion score (MOS) for listening quality (LQK) that rates from 5 (excellent) to 1 (bad). This score is based on audible concealment events due to frame loss in the preceding 8-second interval of the voice stream. For more information, see the “Monitoring the V
ページ20に含まれる内容の要旨
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely Streaming Statistics Table 8-5 Streaming Statistics Area Items (continued) Item Description Max Conceal Ratio Highest interval concealment ratio from start of the voice stream. Conceal Secs Number of seconds that have concealment events (lost frames) from the start of the voice stream (includes severely concealed seconds). Severely Conceal Secs Number of seconds that have more than 5 percent concealment events (lost frames) from
