Chapter 5 Troubleshooting the Uplink Cards

Troubleshooting the Uplink Cards Installation

 

 

 

 

Table 5-6

Keepalive Alarm Messages for All Uplink Cards (continued)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alarm

 

Description

Solution

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 span

SONET line signal failure

Check the neighboring

 

 

 

 

 

WEST Keepalive

 

 

node/transport/regenerator for SONET

 

 

 

 

 

Failure (LSF)

 

 

 

Layer 1 issues (LOS, LSF).

 

 

 

 

 

 

 

 

 

This is a SONET Layer 1 issue with an

 

 

 

 

 

 

 

 

 

intermediate unit (usually transport

 

 

 

 

 

 

 

 

 

connection or regenerator) forwarding an

 

 

 

 

 

 

 

 

 

AIS.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 span

Keepalive signal removed,

None.

 

 

 

 

 

WEST Keepalive

Layer 2 Keepalive receiving

 

 

 

 

 

 

 

Failure OK

 

correctly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-7

IEEE 802.17 RPR Wrap Messages

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alarm

 

 

Description

 

Solution

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

User initiated forced switch on

 

User initiated, none.

 

 

 

 

 

span East (span WEST

 

span WEST on node

 

 

 

 

 

 

 

User Request Forced

 

 

 

 

 

 

 

 

 

Switch)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

User initiated manual switch

 

User initiated, none.

 

 

 

 

 

span EAST (span WEST

 

on span WEST on node

 

 

 

 

 

 

 

User Request Manual

 

 

 

 

 

 

 

 

 

Switch)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

SONET Layer 1 signal fail

 

Investigate Keepalive failure. Wrap

 

 

 

 

 

span EAST (span WEST

 

detected

 

occurred.

 

 

 

 

 

Self Detect Signal Fail)

 

 

 

Keepalive failure—SLOS, SLOF, LSF,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

or LAIS.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

SONET Layer 1 signal fail

 

Investigate Keepalive failure. Wrap

 

 

 

 

 

span EAST (span WEST

 

detected

 

occurred.

 

 

 

 

 

Span Neighbor Signal

 

 

 

Keepalive failure—LSD.

 

 

 

 

 

Degrade)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

Wrap cleared, node initiated;

 

WTR period is 10 to 360 seconds (user

 

 

 

 

 

span EAST (span WEST

 

Wait to Restore (WTR) state

 

configured), node will unwrap at end of

 

 

 

 

 

Self Detect Wait to Restore

 

 

 

WTR. None.

 

 

 

 

 

[WTR])

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

Neighbor node Forced Switch

 

User initiated, none.

 

 

 

 

 

span EAST (span WEST

 

initiated by user. Node wrap to

 

 

 

 

 

 

 

Span Neighbor Forced

 

protect failed span

 

 

 

 

 

 

 

Switch)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RPR-IEEE1/1 wrapped on

 

Neighbor node Manual Switch

 

User initiated, none.

 

 

 

 

 

span EAST (span WEST

 

initiated by user. Node wrap

 

 

 

 

 

 

 

Span Neighbor Manual

 

 

 

 

 

 

 

 

 

Switch)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Book Title

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5-8

 

 

 

 

 

 

 

78-13113-06 B0

 

 

 

 

 

 

 

 

 

Page 70
Image 70
Cisco Systems CISCO10720 manual Ieee 802.17 RPR Wrap Messages

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.