[j-nsp] RSTP over logical-system.
Phill Jolliffe
phill.jolliffe at gmail.com
Wed Nov 3 03:53:22 EDT 2010
MSTP does work, well at least when i tried it on 10.3
On Wed, Nov 3, 2010 at 3:38 AM, Nilesh Khambal <nkhambal at juniper.net> wrote:
> David,
>
> I don't think you can run RSTP in logical routers. As you can see from your
> outputs below, RSTP instances in all the LRs are using same system MAC. You
> can probably try MSTP but don't think RSTP will work in LRs.
>
> BTW, what JUNOS version is this?
>
> Thanks,
> Nilesh.
>
>> nsn at MX960-LAB-RE0> ...ge logical-system SW1 routing-instance 11
>> STP bridge parameters
>> Routing instance name : SW1/11
>> Context ID : 1
>> Enabled protocol : STP
>> Root ID : 0.80:71:1f:8c:7f:d0
>> Hello time : 2 seconds
>> Maximum age : 20 seconds
>> Forward delay : 15 seconds
>> Message age : 0
>> Number of topology changes : 2
>> Time since last topology change : 388 seconds
>> Local parameters
>> Bridge ID : 0.80:71:1f:8c:7f:d0 <<<<<<<
>> Extended system ID : 0
>>
>> {master}
>> nsn at MX960-LAB-RE0> ...tree bridge logical-system SW2 routing-instance 12
>> STP bridge parameters
>> Routing instance name : SW2/12
>> Context ID : 2
>> Enabled protocol : STP
>> Root ID : 8192.80:71:1f:8c:7f:d0
>> Hello time : 2 seconds
>> Maximum age : 20 seconds
>> Forward delay : 15 seconds
>> Message age : 0
>> Number of topology changes : 1
>> Time since last topology change : 396 seconds
>> Local parameters
>> Bridge ID : 8192.80:71:1f:8c:7f:d0 <<<<<<<
>> Extended system ID : 0
>
>
>
> On 11/2/10 7:08 PM, "David Lockuan" <dlockuan at gmail.com> wrote:
>
>> Hi guys,
>>
>> I'm testing the protocols rstp over logical-systems, but when I set the
>> priority over one interface for it work as root, it is not change the status
>> in the protocols rstp and the other interface don't change to Blocking.
>> theirs always keep on Forwarding state.
>>
>> The topology that I am using it is the next:
>>
>> SW1 (logical)-----------ge-3/0/2------------loop
>> fisico------------ge-3/0/3----------SW2(logical)
>> SW1 (logical)-----------ge-3/0/4------------loop
>> fisico------------ge-3/0/5----------SW2(logical)
>>
>> I want to put the interface ge-3/0/2 as root interface.
>>
>> These are configuration of both logical-systems:
>>
> ******************************************************************************>
> *
>> {master}
>> nsn at MX960-LAB-RE0> show configuration interfaces
>> ge-3/0/2 {
>> encapsulation ethernet-bridge;
>> }
>> ge-3/0/3 {
>> encapsulation ethernet-bridge;
>> }
>> ge-3/0/4 {
>> encapsulation ethernet-bridge;
>> }
>> ge-3/0/5 {
>> encapsulation ethernet-bridge;
>> }
>>
>> {master}
>> nsn at MX960-LAB-RE0> show configuration logical-systems SW1
>> interfaces {
>> ge-3/0/2 {
>> unit 0 {
>> family bridge;
>> }
>> }
>> ge-3/0/4 {
>> unit 0 {
>> family bridge;
>> }
>> }
>> }
>> routing-instances {
>> 11 {
>> instance-type virtual-switch;
>> protocols {
>> rstp {
>> bridge-priority 0;
>> interface ge-3/0/2 {
>> priority 0;
>> mode point-to-point;
>> }
>> interface ge-3/0/4 {
>> mode point-to-point;
>> }
>> force-version stp;
>> }
>> }
>> bridge-domains {
>> br1 {
>> interface ge-3/0/2.0;
>> interface ge-3/0/4.0;
>> }
>> }
>> }
>> }
>>
>> {master}
>> nsn at MX960-LAB-RE0> show configuration logical-systems SW2
>> interfaces {
>> ge-3/0/3 {
>> unit 0 {
>> family bridge;
>> }
>> }
>> ge-3/0/5 {
>> unit 0 {
>> family bridge;
>> }
>> }
>> }
>> routing-instances {
>> 12 {
>> instance-type virtual-switch;
>> protocols {
>> rstp {
>> bridge-priority 8k;
>> interface ge-3/0/3 {
>> mode point-to-point;
>> }
>> interface ge-3/0/5 {
>> mode point-to-point;
>> }
>> force-version stp;
>> }
>> }
>> bridge-domains {
>> br1 {
>> interface ge-3/0/3.0;
>> interface ge-3/0/5.0;
>> }
>> }
>> }
>> }
>>
>> {master}
>> nsn at MX960-LAB-RE0>
>>
> ******************************************************************************>
> *
>>
>> The output of the show spanning-tree commands:
>>
>>
> ******************************************************************************>
> *
>> {master}
>> nsn at MX960-LAB-RE0> ...e interface logical-system SW1 routing-instance 11
>>
>> Spanning tree interface parameters for instance 0
>>
>> Interface Port ID Designated Designated Port State
>> Role
>> port ID bridge ID Cost
>> ge-3/0/2 0:123 0:123 0.80711f8c7fd0 20000 FWD
>> DESG
>> ge-3/0/4 128:125 128:125 0.80711f8c7fd0 20000 FWD
>> DESG
>>
>> {master}
>> nsn at MX960-LAB-RE0> ...e interface logical-system SW2 routing-instance 12
>>
>> Spanning tree interface parameters for instance 0
>>
>> Interface Port ID Designated Designated Port State
>> Role
>> port ID bridge ID Cost
>> ge-3/0/3 128:124 128:124 8192.80711f8c7fd0 20000 FWD
>> DESG
>> ge-3/0/5 128:126 128:126 8192.80711f8c7fd0 20000 FWD
>> DESG
>>
>> {master}
>> nsn at MX960-LAB-RE0> show spanning-tree bridge logical-system SW1
>> Spanning-tree is not enabled in layer2-control instance SW1/default.
>>
>> {master}
>> nsn at MX960-LAB-RE0> ...ge logical-system SW1 routing-instance 11
>> STP bridge parameters
>> Routing instance name : SW1/11
>> Context ID : 1
>> Enabled protocol : STP
>> Root ID : 0.80:71:1f:8c:7f:d0
>> Hello time : 2 seconds
>> Maximum age : 20 seconds
>> Forward delay : 15 seconds
>> Message age : 0
>> Number of topology changes : 2
>> Time since last topology change : 388 seconds
>> Local parameters
>> Bridge ID : 0.80:71:1f:8c:7f:d0
>> Extended system ID : 0
>>
>> {master}
>> nsn at MX960-LAB-RE0> ...tree bridge logical-system SW2 routing-instance 12
>> STP bridge parameters
>> Routing instance name : SW2/12
>> Context ID : 2
>> Enabled protocol : STP
>> Root ID : 8192.80:71:1f:8c:7f:d0
>> Hello time : 2 seconds
>> Maximum age : 20 seconds
>> Forward delay : 15 seconds
>> Message age : 0
>> Number of topology changes : 1
>> Time since last topology change : 396 seconds
>> Local parameters
>> Bridge ID : 8192.80:71:1f:8c:7f:d0
>> Extended system ID : 0
>>
>>
> ******************************************************************************>
> *
>>
>> I don't know, if my configuration is right? or maybe i have a mistake.
>>
>> Somebody has tried to implement this feature on single chassis MX with
>> logical-systems??
>>
>> Thanks in advance for your help.
>
>
> _______________________________________________
> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp
>
--
Phill Jolliffe
More information about the juniper-nsp
mailing list