but after reboot my hosts i'm unable to reattach iscsi SR.
I can't even run sendtargets command.
iscsiadm -m discovery -t st -p
192.168.131.12:3260
iscsiadm: socket 3 header read timed out
iscsiadm: Login I/O error, failed to receive a PDU
iscsiadm: retrying discovery login to 192.168.131.12
iscsiadm: socket 3 header read timed out
iscsiadm: Login I/O error, failed to receive a PDU
iscsiadm: retrying discovery login to 192.168.131.12
iscsiadm: socket 3 header read timed out
iscsiadm: Login I/O error, failed to receive a PDU
iscsiadm: retrying discovery login to 192.168.131.12
iscsiadm: socket 3 header read timed out
iscsiadm: Login I/O error, failed to receive a PDU
iscsiadm: retrying discovery login to 192.168.131.12
iscsiadm: socket 3 header read timed out
iscsiadm: Login I/O error, failed to receive a PDU
iscsiadm: retrying discovery login to 192.168.131.12
iscsiadm: connection login retries (reopen_max) 5 exceeded
iscsiadm: Could not perform SendTargets discovery.
Do you know/faced this issue?