64−byte transmit time occurs. They are only

 

detected during transmissions of packets longer

 

than 64 bytes. Its detection is exactly the same as it

 

is for a normal collision; it just happens later than it

 

does for a normal collision.

 

 

Excessive

Excessive collisions are the number of frames that

Collisions

are dropped after 16 attempts to send the packet

 

 

resulted in 16 collisions.

Carrier

Carrier sense occurs every time an Ethernet

Sense

controller wants to send data and the counter is

 

 

incremented when there is an error in the process.

Runts

These are frames smaller than 64 bytes with a bad

 

FCS value.

 

 

Giants

These are frames that are greater than 1518 bytes

 

and have a bad FCS value.

 

 

Table 3￿Possible Causes for Incrementing CatOS Counters

Counter

Description

 

Alignment

These are the result of collisions at half−duplex,

duplex mismatch, bad hardware (NIC, cable, or

Errors

port), or a connected device that generates frames

 

 

that do not end with on an octet and have a bad

 

FCS.

 

 

 

These are the result of collisions at half−duplex,

FCS

duplex mismatch, bad hardware (NIC, cable, or

 

port), or a connected device that generates frames

 

with bad FCS.

 

 

 

This is an indication of excessive input rates of

 

traffic. This is also an indication that the transmit

 

buffer is full. The counter must only increment in

Xmit−Err

situations in which the switch is unable to forward

out the port at a desired rate. Situations such as

 

 

excessive collisions and 10 Mb ports cause the

 

transmit buffer to become full. If you increase

 

speed and move the link partner to full−duplex, it

 

minimizes this occurrence.

 

 

 

This is an indication of excessive output rates of

 

traffic. This is also an indication that the receive

Rcv−Err

buffer is full. This counter must be zero unless

 

there is excessive traffic through the switch. In

 

some switches, the Out−Lost counter has a direct

 

correlation to the Rcv−Err.

 

 

UnderSize

This is an indication of a bad frame generated by

 

the connected device.

 

 

Single

 

Collisions

This is an indication of a half−duplex

 

 

 

configuration.

 

 

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Cisco Systems 17053 appendix Possible Causes for Incrementing CatOS Counters
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17053 specifications

Cisco Systems 17053 is a robust and versatile networking solution designed to meet the demands of modern data centers and enterprise environments. This device is part of Cisco's comprehensive portfolio of networking products, offering high performance, reliability, and scalability to help organizations enhance their connectivity and operational efficiency.

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In conclusion, the Cisco Systems 17053 is a feature-rich networking solution that combines advanced routing protocols, robust security measures, and exceptional scalability. With its ability to enhance network performance and offer comprehensive support, it stands out as a reliable choice for organizations looking to optimize their networking capabilities.
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