python - psycopg2. OperationalError: could not connect to server: No . . . conn = _connect(dsn, connection_factory=connection_factory, **kwasync) psycopg2 OperationalError: could not connect to server: No route to host Is the server running on host "db" (172 21 0 4) and accepting TCP IP connections on port 5432? The above exception was the direct cause of the following exception: Traceback (most recent call last):
IO wait failure timeout on iscsi device with multipath enablement I'm accessing a remote iscsi based SAN using multipath The network on the server side has known intermittent issues such that there are session failures and path failures IO failures I'm not tryi
How to change network interface name - Unix Linux Stack Exchange I am trying to write a bash script to configure a number of network interfaces and have issues with some of the NICs getting a Wired Connection name instead of the device name E g $ nmcli dev sta
Strongswan: several right subnets - Unix Linux Stack Exchange The workaround is to move all info of subnets off main conn entry to children connections that refer to main one with also MAYBE also you need to redefine both left rightsubnet in each conn section due to some bugs omissions
How to delete connection by name via Network Manager How do you use nmcli to delete a wifi connection by name? From what I've read, it only allows deletion via UUID: nmcli connection delete <uuid> The simplest way I've found to delete by name
How to set connection to down by default with nmcli nmcli allows to disable a connection using nmcli connection down <id> But let's say I have a connection that I want to disable by default, and maybe only in rare cases activate it How can I