[JXTA discuss] about jxtaShell

hello guys

I installed jxta-c platform just now, however, I found there are some abnormal when I run jxtaShell. could u tell me why it happens? thanx a lot.
the messege as follows:

[ENDPOINT]-warning-[TID: 4096ACC0] - Failed to send message [0x8163270] update unreachable address cache
[ENDPOINT]-warning-[TID: 4096ACC0] - Failed to send message [0x817dec8] update unreachable address cache
JXTA>man
For which command do you want help?
        TestApplication
        env
        cat
        whoami
        kdb
        peers
        talk
        join
        groups
        search
        leave
        rdvstatus
JXTA>[ENDPOINT]-warning-[TID: 4096ACC0] - Failed to send message [0x8139d20] update unreachable address cache

you can see there are only several commands, and I don't think it's enough.

looking for your reply anxiously.

your

Li Ma