F5 is upgrading its customer support chat feature on My.F5.com. Chat support will be unavailable from 6am-10am PST on 1/20/26. Refer to K000159584 for details.

Forum Discussion

RAQS's avatar
RAQS
Icon for Cirrus rankCirrus
Aug 30, 2022

LB VIP Is Not Responding to Syn Packet from Client

Hi Team, Hope all of you are doing good. I have below issue :- We have pool of clients (set of proxy server, 1.1.1.1 - 1.1.1.6) , F5 is getting traffic from all Client IP and responding back, excep...
application delivery
f5 ltm
RAQS's avatar
RAQS
Icon for Cirrus rankCirrus
Aug 31, 2022

Any help team.

AubreyKingF5's avatar
AubreyKingF5
Icon for Moderator rankModerator
Oct 04, 2022

Sorry so late on this one! Not sure how I missed it, but I got it now.

Are you routed or SNAT? If routed, is the BIG-IP the default gateway?

 

What does a tcpdump say on the BIG-IP? So.. 'tcpdump -nei 0.0 src 1.1.1.5' or something like that.