Web2 Jun 2015 · “Serial 0/0/0 is down, line protocol is down” is displayed if there is no cable connected because there is no Layer 1 or Layer 2 activity going on. The interface has been turned on by the use of the no shutdown command, otherwise the “Serial 0/0/0 is administratively down, line protocol is down” message would be displayed, whether a ... WebThe Aardvark I2C/SPI Host Adapter is a fast and powerful I2C bus and SPI bus host adapter through USB. It allows a developer to interface a Windows, Linux, or Mac OS X PC via USB to a downstream embedded system environment and transfer serial messages using the I2C and SPI protocols. Not sure which product is right for your needs?
serial is down line protocol is down - Cisco Community
Web2 Feb 2024 · Serial0 is Down, Line Protocol is Down Hardware is QUICC Serial (with onboard CSU/DSU) In general, this problem occurs because clocking is not available. The following cases describe situations when the serial interface is not administratively down, but the router is still reporting both layers down. Web31 Mar 2024 · ISDA AGM: May 9-11, 2024, Chicago ... ok pouch activity banking
Troubleshooting Interfaces - NetworkLessons.com
WebFastEthernet 0/1 is showing down. This could indicate a layer 1 problem like a broken cable, wrong cable (crossover instead of straight-through) or maybe a bad NIC. Note that this interface is running in half duplex. If you are lucky you might get a duplex message through CDP that tells you that there is a duplex mismatch. Web5 Aug 2024 · Serial interface will re–encapsulate the frame with serial encapsulation protocol. In our example it is HDLC. ... Router#show interfaces serial 0/0/0 Serial0/0/0 is administratively down, line protocol is down (disabled) Hardware is HD64570 MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 ... WebThe module sends a status query to the MCU when the following two events occur. When powered on for the first time, the module sends a status query after it connects to the MCU and the Tuya IoT Development Platform. When the module detects the MCU is restarted or disconnected and then goes online, the module sends a status query. pouce coupe alberta weather