Table of Contents
What causes input errors on an interface?
Solution: Input error: Includes runts, giants, no buffer, CRC, frame, overrun, and ignored counts. Other input-related errors can also cause the input error count to be increased, and some datagrams may have more than one error; therefore, this sum may not balance with the sum of enumerated input error counts.
What do input errors mean?
Solution: Input error: Includes runts, giants, no buffer, CRC, frame, overrun, and ignored counts. A high number of CRCs is usually the result of collisions or a station transmitting bad data.
How do I check my CRC errors?
Cyclic Redundancy Check (CRC) Error Detection….The CRC-7 algorithm is as follows:
- Express your 8-bit CRC-7 polynomial and message in binary, LSB first.
- Add 7 zeros to the end of your message.
- Write your CRC-7 polynomial underneath the message so that the LSB of your polynomial is directly below the LSB of your message.
What are the main types of interface errors?
Following are the types of interface errors:
- Inadequate functionality:
- Location of Functionality:
- Changes in Functionality:
- Added Functionality:
- Misuse of Interface :
- Inadequate Error Processing:
- Violation of Data Constraints:
What causes input discards?
Unknown VLANs are the primary cause of Input Discards ( ifInDiscards ) in my environment; usually from inappropriate VLANs spanning a trunk port. Depending on the services active in the VLAN in question, those counters can increase exponentially over short periods of time.
What are FIFO errors?
FIFO errors: The number of FIFO errors in the send direction, as reported by the ASIC on the PIC. If this value is ever non-zero, the PIC is probably malfunctioning. HS link CRC errors: The number of errors on the high-speed links between the ASICs, which are responsible for handling the router interfaces.
What is the CRC error in the port?
Cyclic Redundancy Check Error on a NetScaler Interface A high number of CRC errors are usually the result of collisions or a station transmitting bad data or malfunctioning Ethernet device. The issue might be with the NetScaler interface or the interface on the Switch or the Router connected to the NetScaler appliance.
What causes high CRC errors?
Common Causes and Solutions: CRC errors can be caused by a number of factors. Typically they are caused by either defective cable, transceiver (SFP), switch port, upstream network device, etc. To address this error, try replacing the cable or transceiver (SFP) and check the switch port and upstream network device.