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Re: [RARE-users] Basic Bridge


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  • From: Xavier Jeannin <>
  • To:
  • Subject: Re: [RARE-users] Basic Bridge
  • Date: Mon, 21 Feb 2022 16:42:23 +0100
  • Dkim-filter: OpenDKIM Filter v2.10.3 zmtaauth03.partage.renater.fr BF645803D9

1/ other missing point in the conf, I suppose I also have to add "export-vrf "
2/ thank you Csaba, is it easy to have the bridging available in the p4lab ? if not I will then implement it elsewhere ...

Regards
Xavier



Le 21/02/2022 à 16:37, mc36 a écrit :

and i see an other issue: the p4lab profile does not have bridging enabled in tofino.bin....


On 2/21/22 15:51, Fr  d  ric LOUI wrote:
Xavier,

You exported sdn1.2200 with id: 133 which is TOFINO port 31/1 on WEDGE    (At least on WEDGE in my LAB)

Sub-interface or logical interface should not use port_id used by TOFINO.

In my example I put:
export-port sdn1.2200 211 10 0 0 0

You are safe to use ID _above_ 200.

So for sdn3.2200 you can declare it  as:
export-port sdn3.2200 212 10 0 0 0

But remove these lines:
  export-port sdn2.2200 141 10 0 0 0

141 is TOFINO port 32/1 ...

sdn3.2200 declaration is OK
export-port sdn3.2200 202 10 0 0 0

Le 21 f  vr. 2022    15:08, Xavier Jeannin <> a   crit :

Hello

thank you

I added the bridge (export-bridge) and the 2 interfaces (export-port)
I also put nothing in sdn1 (previously there was IP addresses)
but still the interface sdn1 and sdn1.2200 are down

AMS0001#show running-config interface sdn1
interface sdn1
  no description
  mtu 1500
  macaddr 005c.3543.4915
  no shutdown
  no log-link-change
  exit
!

AMS0001#show running-config interface sdn1.2200
interface sdn1.2200
  description ""LAYER 2 VLAN 2200 to FRA2"
  macaddr 2200.2200.0001
  bridge-group 1
  no shutdown
  no log-link-change
  exit
!

AMS0001#show running-config server p4lang
server p4lang p4
  export-vrf CORE 1
  export-vrf v2 2
  export-vrf INB_MGNT 3
  export-bridge 1
  export-port sdn1 132 10 0 0 0
  export-port sdn1.2200 133 10 0 0 0
  export-port sdn2 140 10 0 0 0
  export-port sdn2.2200 141 10 0 0 0
  export-port sdn3 148 10 0 0 0
  export-port sdn3.2200 202 10 0 0 0
  export-port sdn3.701 203 10 0 0 0
  export-port sdn3.3068 204 10 0 0 0
  export-port sdn3.1916 205 10 0 0 0
  export-port sdn3.702 206 10 0 0 0
  export-port sdn3.101 207 10 0 0 0
  export-port sdn3.1214 208 0 0 0 0
  export-port tunnel1122 210 10 0 0 0
  export-port sdn3.102 211 10 0 0 0
  interconnect ethernet0
  vrf p4
  exit

Regards
Xavier

Le 21/02/2022    14:33, Fr  d  ric LOUI a   crit :
You can look at freertr test case here:
http://sources.nop.hu/cfg/p4lang-acl13.tst

You   ll be able to see how bridge and related interface are declared.

Le 21 f  vr. 2022    14:27, Fr  d ric LOUI <> a   crit :

You also have to add the bridge in "server p4lang p4   If you want it to be taken into account by the dataplane.

AMS0001(cfg)#server p4lang p4
AMS0001(cfg-server)#export-bridge ?
  <num> - bridge number


And also the interface you bound to the bridge. e.g sdn1.2200

AMS0001(cfg-server)#export-port sdn1.2200 211 10 0 0 0

Le 21 f  vr. 2022    11:25, Xavier Jeannin <> a   crit :

We declare a bridge and put a subinterface sdn1.2200 in the bridge

--
Xavier JEANNIN
Network Dpt. - Innovation manager
GN4-3 Network technology evolution (WP6 T1) task leader
T  l. : +33 1 5394 2042
Mob. : +33 6 3017 0963
www.renater.fr


--
Xavier JEANNIN
Network Dpt. - Innovation manager
GN4-3 Network technology evolution (WP6 T1) task leader
Tél. : +33 1 5394 2042
Mob. : +33 6 3017 0963
www.renater.fr




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