31-Mar-2022 04:39
We are facinig TCP reset from F5 VIP towards client after completing 3 way handshake. Can anyone support on this?
31-Mar-2022 06:39
Hi @Abu_Bakar_Afzal,
I have a few suggestions to try to check:
31-Mar-2022 21:54
Hi,
VS is Standard and we are using default SMTP profile. Connection is not even used its new deployement.
31-Mar-2022 22:08
PFA RST flag output.
Below is the VS all properties output
ltm virtual SMTP_VIP_IPCORE {
address-status yes
app-cloud-security-services none
app-service none
auth none
auto-lasthop default
bwc-policy none
clone-pools none
cmp-enabled yes
connection-limit 0
creation-time 2022-03-01:13:11:05
description none
destination 10.13.61.45:smtp
enabled
ephemeral-auth-access-config none
eviction-protected disabled
fallback-persistence none
flow-eviction-policy none
gtm-score 0
ip-protocol tcp
last-hop-pool none
last-modified-time 2022-03-31:15:41:40
mask 255.255.255.255
metadata none
mirror disabled
mobile-app-tunnel disabled
nat64 disabled
parent-name none
partition Common
per-flow-request-access-policy none
persist none
policies none
pool IPCORE_SMTP_POOL
profiles {
tcp {
context all
}
}
rate-class none
rate-limit disabled
rate-limit-dst-mask 0
rate-limit-mode object
rate-limit-src-mask 0
related-rules none
rules none
security-log-profiles none
serverssl-use-sni disabled
service-down-immediate-action none
service-policy none
source 0.0.0.0/0
source-address-translation {
pool none
type automap
}
source-port preserve
syn-cookie-status not-activated
traffic-classes none
traffic-matching-criteria none
translate-address enabled
translate-port disabled
transparent-nexthop none
urldb-feed-policy none
vlans none
vlans-disabled
vs-index 486
}