https://community.cisco.com/t5/network-security/asa-5508-standby-unit-unavailable/m-p/4087808#M1070314 <P>Hi all!</P><P>I've been working on a pair of ASA 5508-X in HA with FTD 6.5.x for a while now and keep strugling with connectivity with the standby unit. So I was hoping someone could provide some clues.</P><P>HA status is just fine and everything is working as intended except I can't reach http or SSH on the standby unit. Ping is OK so routing shouldn't be an issue.</P><P>I'm running management on a separate VLAN subinterface with primary and standby IPs in the same subnet as my management server. HTTP and SSH toward primary unit is never a problem, but standby unit is only responding to ping. Even after reload. Physical management interface is also working fine but this is not used unless I have to.</P><P>This is especially problematic in the case of HA pair firmware update as you need access to the standby unit.</P><P>&nbsp;</P> Mon, 18 May 2020 13:04:09 GMT SprocketScientist 2020-05-18T13:04:09Z https://community.cisco.com/t5/network-security/asa-5508-standby-unit-unavailable/m-p/4087808#M1070314 <P>Hi all!</P><P>I've been working on a pair of ASA 5508-X in HA with FTD 6.5.x for a while now and keep strugling with connectivity with the standby unit. So I was hoping someone could provide some clues.</P><P>HA status is just fine and everything is working as intended except I can't reach http or SSH on the standby unit. Ping is OK so routing shouldn't be an issue.</P><P>I'm running management on a separate VLAN subinterface with primary and standby IPs in the same subnet as my management server. HTTP and SSH toward primary unit is never a problem, but standby unit is only responding to ping. Even after reload. Physical management interface is also working fine but this is not used unless I have to.</P><P>This is especially problematic in the case of HA pair firmware update as you need access to the standby unit.</P><P>&nbsp;</P> Mon, 18 May 2020 13:04:09 GMT https://community.cisco.com/t5/network-security/asa-5508-standby-unit-unavailable/m-p/4087808#M1070314 SprocketScientist 2020-05-18T13:04:09Z