Re: Find data transfer on a particular port

From: Sunil Sunder Raj (unixtools_at_hotmail.com)
Date: 11/17/03

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    To: nanard@tou.nu
Date: Mon, 17 Nov 2003 18:39:25 +0530

    Hi,
    >From mrtg I come to know that my server X is transferring Y mbit/s. But When
    I get into the server, how do I know which service/port is transferring
    maximum data.

    Regards
    SSR

    >From: "nanard" <nanard@tou.nu>
    >To: "Sunil Sunder Raj" <unixtools@hotmail.com>, <freebsd-isp@freebsd.org>
    >Subject: Re: Find data transfer on a particular port
    >Date: Mon, 17 Nov 2003 14:00:05 +0100
    >
    >Hi,
    >
    >For instance, to know who is connected to port 993/tcp(IMAPS), you can use
    >"lsof":
    >
    >crysto# lsof -ni |grep imaps
    >inetd 276 root 4u IPv4 0xccb15b80 0t0 TCP
    >10.1.1.5:imaps
    >(LISTEN)
    >imapd 20016 root 0u IPv4 0xccb142c0 0t0 TCP
    >10.1.1.5:imaps->192.168.10.42:3194 (ESTABLISHED)
    >imapd 20016 root 1u IPv4 0xccb142c0 0t0 TCP
    >10.1.1.5:imaps->192.168.10.42:3194 (ESTABLISHED)
    >
    >You have the name of the process (imapd) and the PID (20016) of the
    >connexion.
    >
    >Regards,
    >
    >----- Original Message -----
    >From: "Sunil Sunder Raj" <unixtools@hotmail.com>
    >To: <freebsd-isp@freebsd.org>
    >Sent: Monday, November 17, 2003 1:52 PM
    >Subject: Find data transfer on a particular port
    >
    >
    > > Hi,
    > >
    > > How does one find the data transfer on a particular port. You can find
    >the
    > > data transfer on the whole server. But how to calculate which
    >service/port
    > > is transferring the data.
    > >
    > > Regards
    > > SSR
    > >
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