Chapter 5 Troubleshooting the Uplink Cards

 

 

 

 

 

 

 

 

 

Troubleshooting the Uplink Cards Installation

 

 

 

Table 5-9

IEEE 802.17 RPR Steer Messages (continued)

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 protected on

 

Neighbor node Manual

 

Investigate why the short path request was

 

 

span EAST (span WEST

 

Switch initiated by user;

 

not received.

 

 

Long Request Manual

 

Node wrap to protect

 

Check other problems on the short span as

 

 

Switch)

 

 

failed span; Secondary

 

 

 

 

 

 

indicated on the neighbor node.

 

 

 

 

 

problem on the short path

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 protected on

 

Neighbor node protected

 

Investigate signal fail on neighbor node.

 

 

span EAST (span WEST

 

due to signal fail

 

Investigate why the short path request was

 

 

Long Request Signal Fail)

 

 

 

 

 

 

 

 

 

 

not received.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check other problems on the short span as

 

 

 

 

 

 

 

 

indicated on the neighbor node.

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 protected on

 

Neighbor node protected

 

Investigate signal degrade on neighbor

 

 

span EAST (span WEST

 

due to signal degrade

 

node. Investigate why short path request

 

 

Long Request Signal

 

 

 

 

was not received.

 

 

Degrade)

 

 

 

 

 

Check other problems on the short span as

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

indicated on the neighbor node.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-10

IEEE 802.17 Un-Steer Messages

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alarm

 

 

Description

 

 

Solution

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 unprotected on

Protection cleared; Wait to

 

 

None.

 

 

span EAST (protection cause

Restore timer expired.

 

 

 

 

 

 

 

 

 

cleared)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-11

Other IEEE 802.17 RPR Alarm Messages

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alarm

 

Description

 

Solution

 

 

 

 

 

 

 

 

RPR-IEEE1/1 Ringlet1

The amount of total A0

 

Check current A0 allocations on each

 

 

reserved A0 bandwidth

bandwidth on Ringlet1

 

station using the show rpr-ieee rate-limit

 

 

has exceeded line rate

reserved by all nodes on the

 

command.

 

 

 

 

ring exceeds the line rate

 

Change the A0 allocation on the ring by

 

 

 

 

 

 

 

 

 

 

 

 

 

 

using the rpr-ieee tx-traffic reserved CLI

 

 

 

 

 

 

 

command.

 

 

 

 

 

 

 

 

RPR-IEEE1/1 Ringtlet0

The amount of total A0

 

Check current A0 allocation on each station

 

 

reserved A0 bandwidth

bandwidth on Ringlet0

 

using the show rpr-ieee rate-limit

 

 

has exceeded line rate

reserved by all nodes on the

 

command.

 

 

 

 

ring exceeds the line rate

 

Change the A0 allocation on the ring by

 

 

 

 

 

 

 

 

 

 

 

 

 

 

using the rpr-ieee tx-traffic reserved CLI

 

 

 

 

 

 

 

command.

 

 

 

 

 

 

 

 

RPR-IEEE1/1 MAX

Too many stations have

 

Execute the show rpr-ieee topology

 

 

Stations Exceeded

been discovered in the

 

commandto verify stations. Reduce the

 

 

 

 

topology (maximum

 

numer of stations in the ring.

 

 

 

 

number of ring stations is

 

 

 

 

 

 

 

 

 

 

 

 

255)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Book Title

 

 

 

 

 

 

 

 

 

 

 

 

78-13113-06 B0

 

 

 

 

 

 

 

 

5-11

 

 

 

 

 

 

 

 

 

 

 

 

Page 73
Image 73
Cisco Systems CISCO10720 manual Station using the show rpr-ieee rate-limit

CISCO10720 specifications

Cisco Systems CISCO10720 is an advanced router designed to cater to the demands of service providers and large enterprises. Known as the Cisco 10720, this device features a highly efficient architecture that allows for high-speed data transport and optimized network performance. Its core purpose is to facilitate effective broadband services, including Internet Protocol (IP) data, voice, and video services.

One of the standout features of the Cisco 10720 is its modularity. This router supports various interface modules, allowing users to customize their hardware based on specific network needs. The ability to mix and match different modules ensures that clients can adapt the router to future requirements without needing to invest in an entirely new system.

The Cisco 10720 is built on high-performance forwarding capabilities, which is driven by its advanced chipset. This ensures low latency and high throughput, which are essential for applications requiring real-time communication, such as VoIP and streaming video. The system architecture is designed to manage and prioritize traffic effectively, utilizing Quality of Service (QoS) mechanisms to enhance user experience.

Security is another critical characteristic of the Cisco 10720. It offers robust security features, including access control lists (ACLs), encryption protocols, and network address translation (NAT) functionalities, ensuring that data remains secure as it traverses the network. These features help protect against a variety of threats while maintaining compliance with industry standards.

Moreover, the router supports various LAN and WAN technologies, making it versatile for different networking environments. It accommodates technologies such as MPLS, which enhances routing efficiency and supports better service level agreements (SLAs).

Another significant aspect of the Cisco Systems CISCO10720 is its scalability. The router is designed to handle growing bandwidth requirements effectively, accommodating an increasing number of connected devices and users. This flexibility is vital for businesses that may experience rapid growth or fluctuating network demands.

In summary, the Cisco Systems CISCO10720 stands out as a robust solution for enterprises and service providers looking to enhance their network capabilities. With its modular design, high-performance architecture, strong security features, support for various technologies, and scalability, the CISCO10720 is well-equipped to meet the challenges of modern networking environments.