About Suresh Nadansundaram

Suresh Nadansundaram · 04-02-2013

I am facing this behavior where the ACE module sends [RST, ACK] as a response to a SYN from the client. The simultaneous packet captures at the ACE and the backend server does not show that the SYN from the client reaches the real server. The backend...

Suresh Nadansundaram · 10-15-2012

I have a VIP, which is listening on port 8312 in ACE LB and NO probes attached to it. In this scenario how does the ACE module perform the health monitoring? Any input is appreciated.

Suresh Nadansundaram · 04-24-2013

Yes, this issue was resolved. I have opened a Cisco TAC case and they guided us to the root cause. I would suggest to open a TAC case.Here is what we found in our environment - This is a combination of issues at multiple levels. The client that make...

Suresh Nadansundaram · 10-15-2012

Thanks.That explains the behavior. In-band monitoring is not configured. The rservers are not in the smae L2 domain. They are on a different VLAN, which is not directly configured in the ACE. We use source NAT to load balance these rservers.

Suresh Nadansundaram · 10-15-2012

Thank you for the quick response. One more question - if no probes are atatched and in-band monitoring is NOT ocnfiured then does the ACE module perform any monitoring and mark the server down if the real server is down. if so, how does it indentify...

Member Since	‎09-09-2010 06:30 AM
Date Last Visited	‎08-18-2017 04:03 AM
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ACE module (VIP) sends RST,ACK for SYN from client

How does ACE module perform in-band server health monitoring

ACE module (VIP) sends RST,ACK for SYN from client

How does ACE module perform in-band server health monitoring

How does ACE module perform in-band server health monitoring