https://community.extremenetworks.com/t5/aerohive-migrated-content/can-tweak-the-link-parameters-on-hive-router-for-low-latency/m-p/80332#M8661 <P>Unfortunately we aren't able to tweak the parameters on HiveOS devices. Given the speed issue referenced in the logs you provided, I might recommend reaching out to your cellular support for assistance. </P> Thu, 15 Aug 2019 01:11:58 GMT samantha_lynn 2019-08-15T01:11:58Z https://community.extremenetworks.com/t5/aerohive-migrated-content/can-tweak-the-link-parameters-on-hive-router-for-low-latency/m-p/80331#M8660 <P>one of our remote site lost communication at mid-night, but there was no indication on Hive Cloud however when i collect router logs I saw log created at same time when we face outage. but the log say something about the "operation too slow". now what could be the reason behind loosing Comms to our remote location. we are using a 4G LTE cellular link at our remote locations. is there anyway we can tweak the link parameters for low latency circuits so link stay stable and connected and without any packet drops?</P><P>&nbsp;</P><P>Log collected from flash.</P><P>019-08-13 00:15:36 err&nbsp;&nbsp;&nbsp;ah_ipfw: failed to delete sub-networks sessions</P><P>2019-08-13 00:15:36 err&nbsp;&nbsp;&nbsp;conntrack: Can't get dst subnet</P><P>2019-08-13 00:15:36 err&nbsp;&nbsp;&nbsp;ah_ipfw: failed to delete sub-networks sessions</P><P>2019-08-13 00:15:36 err&nbsp;&nbsp;&nbsp;conntrack: Can't get dst subnet</P><P>2019-08-13 00:14:34 err&nbsp;&nbsp;&nbsp;ah_ipfw: failed to delete sub-networks sessions</P><P>2019-08-13 00:14:34 err&nbsp;&nbsp;&nbsp;conntrack: Can't get dst subnet</P><P>2019-08-13 00:13:46 err&nbsp;&nbsp;&nbsp;curl: couldn't connect to host</P><P>2019-08-13 00:13:23 err&nbsp;&nbsp;&nbsp;curl: Operation too slow. Less than -1075675752 bytes/sec transfered the last 10 seconds</P> Wed, 14 Aug 2019 02:30:35 GMT https://community.extremenetworks.com/t5/aerohive-migrated-content/can-tweak-the-link-parameters-on-hive-router-for-low-latency/m-p/80331#M8660 amber_mehdi1 2019-08-14T02:30:35Z https://community.extremenetworks.com/t5/aerohive-migrated-content/can-tweak-the-link-parameters-on-hive-router-for-low-latency/m-p/80332#M8661 <P>Unfortunately we aren't able to tweak the parameters on HiveOS devices. Given the speed issue referenced in the logs you provided, I might recommend reaching out to your cellular support for assistance. </P> Thu, 15 Aug 2019 01:11:58 GMT https://community.extremenetworks.com/t5/aerohive-migrated-content/can-tweak-the-link-parameters-on-hive-router-for-low-latency/m-p/80332#M8661 samantha_lynn 2019-08-15T01:11:58Z