Re: vlan - pls help

2005-06-14 Thread Wolfgang Lausenbart
Hi ann,


as few/far as I know, you cannot ping from one vlan 
to another. thats the clue. you have to free the ports
on the switch to allow trunking.

I used this
http://www.expresshosting.net/howto/VLAN-802.1q-Tagging-in-FreeBSD-For-Rate-Limiting-and-Firewalling.html

howto, and could send vlan frames, but I am
not sure if they are working. (no hardware yet)

In the howto above a cisco device is configured.

The em(4)driver is vlan capable, you should see something like VLAN_MTU
next to UP,BROADCAST and so on. you should be capable to generate
8021.q Frames.

btw. you used the same arp adresses. does this make sense?
I asked that here: 
http://lists.freebsd.org/pipermail/freebsd-questions/2005-June/089833.html


good look 
wmiuser/[EMAIL PROTECTED]


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Re: vlan - pls help

2005-06-14 Thread Chris Knipe
On Mon, Jun 13, 2005 at 04:23:59PM -0700, ann kok wrote:
 ifconfig vlan0 192.168.1.2 netmask 255.255.255.252

 ifconfig vlan1 192.168.1.6 netmask 255.255.255.252


255.255.255.255 ??? Obviously it won't be able to see any other
addresses 


--
Chris.

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Re: vlan - pls help

2005-06-14 Thread Chris Knipe
On Tue, Jun 14, 2005 at 11:18:35AM +0200, Chris Knipe wrote:
 On Mon, Jun 13, 2005 at 04:23:59PM -0700, ann kok wrote:
  ifconfig vlan0 192.168.1.2 netmask 255.255.255.252
 
  ifconfig vlan1 192.168.1.6 netmask 255.255.255.252
 
 
 255.255.255.255 ??? Obviously it won't be able to see any other
 addresses 


I'm being a idiot again... Please excuse me.


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Re: vlan - pls help

2005-06-14 Thread ann kok
Hi all

Thank you for your help and info
the url is useful and same as what I did

Any help is much appreciated:

I used the tcpdump in the freebsd box
the freebox  192.168.1.6 is receiving the linux box 
192.168.1.5

but why they can't ping each other!

in freebsd box. ping 192.168.1.5
PING 192.168.1.5 (192.168.1.5): 56 data bytes
ping: sendto: Host is down
ping: sendto: Host is down

but itself is fine 
ping 192.168.1.6
PING 192.168.1.6 (192.168.1.6): 56 data bytes
64 bytes from 192.168.1.6: icmp_seq=0 ttl=64
time=0.019 ms

For the mac address of all vlans, it should be same as
the parant interface. 
but I am new for it. Sorry


 

tcpdump -ei em1
tcpdump: WARNING: em1: no IPv4 address assigned
tcpdump: listening on em1
12:36:51.586368 0:3:47:c1:96:ca Broadcast arp 60: arp
who-has 192.168.1.6 tell 192.168.1.5
12:36:52.586217 0:3:47:c1:96:ca Broadcast arp 60: arp
who-has 192.168.1.6 tell 192.168.1.5
12:36:53.586346 0:3:47:c1:96:ca Broadcast arp 60: arp
who-has 192.168.1.6 tell 192.168.1.5
12:36:54.585972 0:3:47:c1:96:ca Broadcast arp 60: arp
who-has 192.168.1.6 tell 192.168.1.5

Thank you

--- Wolfgang Lausenbart [EMAIL PROTECTED]
wrote:

 Hi ann,
 
 
 as few/far as I know, you cannot ping from one vlan 
 to another. thats the clue. you have to free the
 ports
 on the switch to allow trunking.
 
 I used this

http://www.expresshosting.net/howto/VLAN-802.1q-Tagging-in-FreeBSD-For-Rate-Limiting-and-Firewalling.html
 
 howto, and could send vlan frames, but I am
 not sure if they are working. (no hardware yet)
 
 In the howto above a cisco device is configured.
 
 The em(4)driver is vlan capable, you should see
 something like VLAN_MTU
 next to UP,BROADCAST and so on. you should be
 capable to generate
 8021.q Frames.
 
 btw. you used the same arp adresses. does this make
 sense?
 I asked that here: 

http://lists.freebsd.org/pipermail/freebsd-questions/2005-June/089833.html
 
 
 good look 
 wmiuser/[EMAIL PROTECTED]
 
 
 --Nq2Wo0NMKNjxTN9z
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 UwCw49+xc3Qb+QM812ALVX4=
 =1llJ
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vlan - pls help

2005-06-13 Thread ann kok
Dear all

I am using freebsd 4.1 to setup 30 vlan on em1

I tried to connect linux box ip address 192.168.1.5/30
to the freebsd interface em1 with cross over cable

but they can't ping each other

1/ Could you help me how to check the problem?
2/ how can I know the vlan is working?



I did compile the kernel  pseudo-device   vlan30

reboot and then ifconfig 

ifconfig vlan0 192.168.1.2 netmask 255.255.255.252
vlan 108 vlandev em1 mtu 1500 up
ifconfig vlan1 192.168.1.6 netmask 255.255.255.252
vlan 109 vlandev em1 mtu 1500 up

vlan0:
flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu
1500
inet 192.168.1.2 netmask 0xfffc broadcast
192.168.1.3
ether 00:0e:0c:5d:75:d4
media: Ethernet autoselect (100baseTX
full-duplex)
status: active
vlan: 108 parent interface: em1
vlan1:
flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu
1500
inet 192.168.1.6 netmask 0xfffc broadcast
192.168.1.7
ether 00:0e:0c:5d:75:d4
media: Ethernet autoselect (100baseTX
full-duplex)
status: active
vlan: 109 parent interface: em1




 

 netstat -rn -f inet
Routing tables

Internet:
DestinationGatewayFlagsRefs   
  Use  Netif Expire
default202.64.230.1UGSc0  
 0em0
192.168.1/30   link#5 UC  0   
0  vlan0
192.168.1.4/30 link#6 UC  1   
0  vlan1
192.168.1.5link#6 UHLW0   
3  vlan1
202.64.230/24   link#1 UC  3  
 0em0
202.64.230.100:0c:6e:99:80:71  UHLW1  
 0em0   1175
202.64.230.13   00:04:23:ab:75:41  UHLW2  
   936em0949
202.64.230.254  00:40:05:8a:2e:01  UHLW0  
11em0736
127.0.0.1  127.0.0.1  UH  0   
0lo0

Thank you so much






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