topic Link Drops in Wireless https://community.cisco.com/t5/wireless/link-drops/m-p/171000#M195039 <P>5.2dBi Mast Omni at Central Site, 13.5dBi at 2 Remotes. ONe remote a problem. Distance to problem remote is .6Km. Signal strength shows 50%.</P><P></P><P>Keep getting Lost Authentication, then it associates again. Dropped speed down to 1Mbps., but still drops out evry 3-4 hours.</P><P></P><P>There are high Tension Power lines running above the path between the two site. Is this an issue?</P><P></P><P>Bob</P><P></P> Sun, 04 Jul 2021 15:30:49 GMT bob.forster 2021-07-04T15:30:49Z Link Drops https://community.cisco.com/t5/wireless/link-drops/m-p/171000#M195039 <P>5.2dBi Mast Omni at Central Site, 13.5dBi at 2 Remotes. ONe remote a problem. Distance to problem remote is .6Km. Signal strength shows 50%.</P><P></P><P>Keep getting Lost Authentication, then it associates again. Dropped speed down to 1Mbps., but still drops out evry 3-4 hours.</P><P></P><P>There are high Tension Power lines running above the path between the two site. Is this an issue?</P><P></P><P>Bob</P><P></P> Sun, 04 Jul 2021 15:30:49 GMT https://community.cisco.com/t5/wireless/link-drops/m-p/171000#M195039 bob.forster 2021-07-04T15:30:49Z Re: Link Drops https://community.cisco.com/t5/wireless/link-drops/m-p/171001#M195040 <HTML><HEAD></HEAD><BODY><P>Bob,</P><P></P><P>It is possible that the power lines are an issue but check everything else first.</P><P></P><P>Which firmware version are you using ?</P><P></P><P>Do you have a high rate of CRC errors or discards ?</P><P></P><P>What is the signal quality ? ( run the antenna alignment test)</P><P></P><P>Anything close to the frensel zone ? what showed up in your site survey as potenial problems ?</P><P></P><P>How long is your coax at both ends.</P><P></P><P>What do you see in the channel activity test ? Have you selected the least congested channel ?</P><P></P><P>Has this always happened since it was installed or just started </P><P></P><P>I know this is a lot of questions but these are the first things you need to check when you troubleshoot bridge links</P><P></P><P></P></BODY></HTML> Mon, 17 Feb 2003 22:52:26 GMT https://community.cisco.com/t5/wireless/link-drops/m-p/171001#M195040 derwin 2003-02-17T22:52:26Z