User Guide for Cisco Video Assurance Management Solution 1.0 - Troubleshooting with the Cisco Video Assurance Management Solution [Cisco Video Assurance Management Solution]

Table Of Contents

Troubleshooting with the Cisco Video Assurance Management Solution

Troubleshooting with Cisco ANA

Fault Management

ANA NetworkVision

ANA EventVision

Advanced Troubleshooting with Cisco Multicast Manager

Monitoring and Troubleshooting in the Wireline Network

Monitoring and Troubleshooting in the Cable Network

Troubleshooting with the Cisco Video Assurance Management Solution

Troubleshooting with the Cisco Video Assurance Management Solution (Cisco VAMS) involves use of:

•Cisco ANA for basic troubleshooting

•Cisco Multicast Manager for advanced troubleshooting

This chapter contains:

•Troubleshooting with Cisco ANA

•Advanced Troubleshooting with Cisco Multicast Manager

•Monitoring and Troubleshooting in the Wireline Network

•Monitoring and Troubleshooting in the Cable Network

Troubleshooting with Cisco ANA

Troubleshooting with Cisco ANA requires an understanding of the Cisco ANA fault-management system. You should also understand how to use ANA NetworkVision and ANA EventVision.

This section contains:

•Fault Management

•ANA NetworkVision

•ANA EventVision

Fault Management

Table 4-1 highlights important aspects of the fault management system in Cisco ANA.

Table 4-1 Cisco ANA Fault Management

Troubleshooting Area

Description and Reference

Fault detection and isolation

Describes:

•How the various VNEs use reachability to check connectivity with the NEs.

•Basic alarm sources that indicate problems in the network.

•What happens when a VNE with associated open alarms shuts down.

•The integrity service tests that run on the gateway and the units.

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/fault/
user/guide/chp1.html

Causality correlation and root cause analysis

Describes:

•Enabling or disabling port-down, port-up, link-down and link-up alarms.

•The root-cause correlation concept.

•The root-cause alarm and weights concepts.

•Correlation by flow and correlation by key.

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/fault/
user/guide/chp2.html

Advanced correlation scenarios

Describes alarms that use advanced correlation logic on top of the root cause analysis flow.

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/fault/
user/guide/chp4.html

ANA NetworkVision

Network administrators use Cisco ANA NetworkVision to manage, fulfill, plan, and assure the integrity of network resources. Table 4-2 lists important aspects of using Cisco ANA NetworkVision for troubleshooting.

Table 4-2 Cisco ANA NetworkVision

Troubleshooting Area

Description and Reference

Working with ANA tickets

Cisco ANA NetworkVision:

•Correlates alarms, and enables you to view tickets and tickets properties, including correlated alarms, active alarms, and alarm history.

•Describes ticket management and the different ways in which a ticket is displayed in the ticket pane, depending on the status or severity of the alarm.

For detailed information about working with tickets, see the Cisco Active Network Abstraction NetworkVision User Guide 3.6 Service Pack 1:

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/
networkvision/user/guide/8tickets.html

Working with ANA PathTracer

You use the Cisco ANA PathTracer to view a network path between two network objects in packet-switched networks such as Ethernet and IP.

For detailed information about working with the ANA PathTracer, see the Cisco Active Network Abstraction NetworkVision User Guide 3.6 Service Pack 1:

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/
networkvision/user/guide/9ptracer.html

ANA EventVision

You use Cisco ANA EventVision to view, filter, and display the properties of specific events. Table 4-3 lists important aspects of using Cisco ANA EventVision for troubleshooting.

Table 4-3 Cisco ANA EventVision

Troubleshooting Area

Description and Reference

Viewing events

Events appear in different event categories in the ANA EventVision. For detailed information about displaying events, see the Cisco Active Network Abstraction EventVision User Guide 3.6 Service Pack 1:

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/
eventvision/user/guide/3viewevn.html

Working with EventVision

For detailed information about working with EventVision, see the Cisco Active Network Abstraction EventVision User Guide 3.6 Service Pack 1:

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6_sp2/
eventvision/user/guide/4workev.html

Advanced Troubleshooting with Cisco Multicast Manager

The Cisco Multicast Manager provides a diagnostics tool that gives you a global view and a router-specific view of your network. Table 4-4 lists important areas of the Cisco Multicast Manager that you can use to troubleshoot the Cisco VAMS:

Table 4-4 Cisco Multicast Manager

Troubleshooting Area

Task and Reference

Viewing network status

View the status of all devices in the current multicast domain. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1130975

Viewing RP status

View all routers in the database, their RPs, and the active groups. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1130983

IGMP diagnostics

View the interfaces that have joined a particular group. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1131002

Layer 2 switches

View Layer 2 multicast information and host IPs. The table that is generated, shows, from a Layer 2 perspective, which multicast groups are being forwarded out which interfaces. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1131025

Cisco 6500/7600 troubleshooting

Gather accurate packet-forwarding statistics and other information. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1131042

Top-20 video flows

View the top-20 video flows. The top-20 video flows are dynamically updated at every polling interval. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1131050

Video probe status¹

View diagnostic information about video probes and the flows that they are monitoring. See:

http://www.cisco.com/en/US/products/ps6337/
products_user_guide_chapter09186a0080834d83.html#wp1221364

¹Cisco Multicast Manager 2.4 supports only the Ineoquest video probe.

Monitoring and Troubleshooting in the Wireline Network

The Cisco Wireline Video/IPTV Solution Design and Implementation Guide, Release 1.1, provides an introduction to monitoring and troubleshooting the Cisco Ethernet switches in the Cisco wireline-based IPTV solution. Troubleshooting areas include:

•Network Time Protocol (NTP)

•Syslog

•Quality of Service (QoS)

•Multicast

Monitoring and troubleshooting information is available here:

http://www.cisco.com/en/US/products/ps6902/
products_implementation_design_guide_chapter09186a00806ac2e0.html

Monitoring and Troubleshooting in the Cable Network

The Cisco Gigabit-Ethernet Optimized Video Networking Solution for Cable Design and Implementation Guide, Release 3.0, provides an introduction to monitoring and troubleshooting the Cisco Ethernet switches in the Cisco cable-based IPTV solution. Troubleshooting areas include:

•Troubleshooting multicast

•Show commands

•Debug commands

•Viewing hardware rate limiter (HWRL) counters

Monitoring and troubleshooting information is available here:

http://www.cisco.com/en/US/products/ps6902/
products_implementation_design_guide_chapter09186a0080645ae0.html