Did archie get back to you on this one?
On Wed, 24 Oct 2001, Trond Davidsen wrote:
> Hi,
> some info about the machine:
>
> vpn-gw2# uname -a
> FreeBSD vpn-gw2 4.4-STABLE FreeBSD 4.4-STABLE #2: Tue Oct 16 16:42:27
> CEST 2001 root@vpn-gw2:/usr/obj/usr/src/sys/VPN-GW2 i386
> vpn-gw2#
>
> The machine is a dual 700MHz PIII with 512MB ram and 3 3c905B nics.
> /etc/sysctl.conf looks like this:
>
> vpn-gw2# cat /etc/sysctl.conf
> kern.ipc.shm_use_phys=1
> vfs.vmiodirenable=1
> net.inet.tcp.sendspace=65535
> net.inet.tcp.recvspace=65535
> net.inet.tcp.always_keepalive=1
> kern.ipc.somaxconn=1024
> net.inet.ip.rtexpire=10
>
>
> I'm trying to set up mpd as a replacement for poptop + ppp. But I run
> into a problem when I try to configure more than 100 bundles. When I
> configure 30 bundles, everything works nicely. When I configure 100
> bundles, things seems to work nicely, but when I run ngctl, I get the
> following error when typing 'list' at the ngctl prompt:
>
>
> [lines for ng100 - ng24 removed]
>
> Name: ng23 Type: iface ID: 00000849 Num hooks: 1
> Name: <unnamed> Type: socket ID: 00000848 Num hooks: 2
> Name: <unnamed> Type: vjc ID: 00000847 Num hooks: 4
> Name: <unnamed> Type: bpf ID: 00000846 Num hooks: 3
> Name: mpd37379-pptp12 Type: ppp ID: 00000845 Num hooks: 6
> Name: ng22 Type: iface ID: 00000844 Num hooks: 1
> Name: <unnamed> Type: socket ID: 00000843 Num hooks: 2
> Name: <unnamed> Type: vjc ID: 00000842 Num hooks: 4
> Name: <unnamed> Type: bpf ID: 00000841 Num hooks: 3
> Name: xl0 Type: ether ID: 00000001 Num hooks: 0
> ngctl: send msg: No such file or directory
> + quit
>
> it seems to be missing ng0 - ng21, but ifconfig shows all the
> interfaces. Earlier ngctl would not list any interfaces but print
> something like the following:
>
> + list
> ngctl: send msg: No buffer space available
> + quit
>
> which buffer is this, and how do I make it larger?
>
>
> On a PIII 1.3GHz with 1GB ram, trying to run with 110 bundles:
>
> vpn-gw3# uname -a
> FreeBSD vpn-gw3 4.4-STABLE FreeBSD 4.4-STABLE #0: Thu Oct 18 18:37:21
> CEST 2001 root@vpn-gw3:/usr/obj/usr/src/sys/VPN-GW3 i386
> vpn-gw3#
>
>
> [cut out 97 bundle configs]
>
> [pptp98] ppp node is "mpd18285-pptp98"
> [pptp98] using interface ng108
> Radius: radius_Init
>
> [pptp99] ppp node is "mpd18285-pptp99"
> [pptp99] using interface ng109
> Radius: radius_Init
>
> [pptp100] can't name ppp node: Address already in use
> [pptp100] netgraph initialization failed
> [pptp101] can't name ppp node: Address already in use
> [pptp101] netgraph initialization failed
> [pptp102] can't name ppp node: Address already in use
> [pptp102] netgraph initialization failed
> [pptp103] can't name ppp node: Address already in use
> [pptp103] netgraph initialization failed
> [pptp104] can't name ppp node: Address already in use
> [pptp104] netgraph initialization failed
> [pptp105] can't name ppp node: Address already in use
> [pptp105] netgraph initialization failed
> [pptp106] can't name ppp node: Address already in use
> [pptp106] netgraph initialization failed
> [pptp107] can't name ppp node: Address already in use
> [pptp107] netgraph initialization failed
> [pptp108] can't name ppp node: Address already in use
> [pptp108] netgraph initialization failed
> [pptp109] can't name ppp node: Address already in use
> [pptp109] netgraph initialization failed
> [pptp110] can't name ppp node: Address already in use
> [pptp110] netgraph initialization failed
> [pptp99:pptp99]
>
>
> vpn-gw3# ngctl
> + list
> ngctl: send msg: No buffer space available
> +
>
> This is with standard sendspace/recvspace.
>
>
> Trond
>
>
>
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