Incorrect virtual ports

We have an Alteon 2208 for load balancing AJP/1.3 between Apache and Tomcat.

At times, seemingly random, connections hang inbetween. Netstat shows SYN_SENT on the web server and SYN_RECV on the application server.

Whenever this happens, in the view Switch/Monitor/Layer 4/SLB.../Stats we see "Incorrect Virtual Ports Specified" increasing constantly (about


Any help or suggestions are appreciated.

Thanks Erik

Reply to
Loading thread data ...

Incorrect Vports are incremented when a packet is received on a client port (physical port) with the destIP=VirtualIP but the destPort!=VirtPort (TCP or UDP port). So, for example, if you are load balancing HTTP and the switch receives a packet to the VIP on TCP port

23, the packet is dropped and the counter is incremented.


Reply to
Angler Forums website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.