[j-nsp] Frame-relay encapsulation across lt interfaces. still works (trio vs dpcr)?
Joel Jaeggli
joelja at bogus.com
Wed Jun 22 19:02:31 EDT 2011
Thanks!
Guess I'm not insane.
joel
On Jun 22, 2011, at 3:50 PM, Doug Hanks wrote:
> You need to be on 11.1 for this feature on MX Trio.
>
> root at P-network> show version
> Hostname: P-network
> Model: mx80-48t
> JUNOS Base OS boot [11.1R2.3]
> JUNOS Base OS Software Suite [11.1R2.3]
> JUNOS Kernel Software Suite [11.1R2.3]
> JUNOS Crypto Software Suite [11.1R2.3]
> JUNOS Packet Forwarding Engine Support (MX80) [11.1R2.3]
> JUNOS Online Documentation [11.1R2.3]
> JUNOS Routing Software Suite [11.1R2.3]
>
> root at P-network> show configuration logical-systems R1 interfaces lt-0/0/10 unit 0 {
> encapsulation frame-relay;
> dlci 100;
> peer-unit 1;
> family inet {
> address 1.1.1.1/30;
> }
> family inet6 {
> address 2006::1/64;
> }
> }
>
> root at P-network> show configuration logical-systems R2 interfaces lt-0/0/10 unit 1 {
> encapsulation frame-relay;
> dlci 100;
> peer-unit 0;
> family inet {
> address 1.1.1.2/30;
> }
> family inet6 {
> address 2006::2/64;
> }
> }
>
> root at P-network> ping 1.1.1.2 logical-system R1 PING 1.1.1.2 (1.1.1.2): 56 data bytes
> 64 bytes from 1.1.1.2: icmp_seq=0 ttl=64 time=0.388 ms
> 64 bytes from 1.1.1.2: icmp_seq=1 ttl=64 time=0.325 ms
> 64 bytes from 1.1.1.2: icmp_seq=2 ttl=64 time=0.337 ms ^C
> --- 1.1.1.2 ping statistics ---
> 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max/stddev = 0.325/0.350/0.388/0.027 ms
>
> root at P-network> ping 2006::2 logical-system R1
> PING6(56=40+8+8 bytes) 2006::1 --> 2006::2
> 16 bytes from 2006::2, icmp_seq=0 hlim=64 time=0.452 ms
> 16 bytes from 2006::2, icmp_seq=1 hlim=64 time=0.332 ms
> 16 bytes from 2006::2, icmp_seq=2 hlim=64 time=0.386 ms
> 16 bytes from 2006::2, icmp_seq=3 hlim=64 time=0.379 ms ^C
> --- 2006::2 ping6 statistics ---
> 4 packets transmitted, 4 packets received, 0% packet loss round-trip min/avg/max/std-dev = 0.332/0.387/0.452/0.043 ms
>
> root at P-network>
>
> Thank you,
>
> ....................................
> Doug Hanks
> Systems Engineer
> JNCIP-M/T #1441
>
>
>
> -----Original Message-----
> From: juniper-nsp-bounces at puck.nether.net [mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of Joel Jaeggli
> Sent: Wednesday, June 22, 2011 11:57 AM
> To: juniper-nsp at puck.nether.net
> Subject: [j-nsp] Frame-relay encapsulation across lt interfaces. still works (trio vs dpcr)?
>
> I was previously using frame-relay encapsulation to carry ipv6 traffic across logical tunnel interfaces in an MX.
>
> I was doing it again recently and it doesn't seem to work on trio, either that or my memory is foggy.
>
> if someone has a better way to carry ipv6 across an lt-interface these days, I'm all ears.
>
> this is related to this discussion some time ago:
>
> http://www.gossamer-threads.com/lists/nsp/juniper/23524
>
> so here's a frame relay lt interface on a 40x1Gbe dpc
>
> root at svo-e2-mx480-re0# run show interfaces lt-4/3/10
> Physical interface: lt-4/3/10, Enabled, Physical link is Up
> Interface index: 282, SNMP ifIndex: 689
> Type: Logical-tunnel, Link-level type: Logical-tunnel, MTU: Unlimited,
> Speed: 1000mbps
> Device flags : Present Running
> Interface flags: Point-To-Point SNMP-Traps
> Link flags : None
> Physical info : 13
> Current address: 80:71:1f:94:8e:28, Hardware address: 80:71:1f:94:8e:28
> Last flapped : 2011-05-08 21:48:35 UTC (6w2d 20:58 ago)
> Input rate : 0 bps (0 pps)
> Output rate : 0 bps (0 pps)
>
> Logical interface lt-4/3/10.0 (Index 70) (SNMP ifIndex 0)
> Flags: Point-To-Point SNMP-Traps 0x4000 DLCI 1 Encapsulation: FR-NLPID
> Input packets : 0
> Output packets: 0
> Protocol inet, MTU: 4470
> Flags: Sendbcast-pkt-to-re
> Addresses, Flags: Is-Preferred Is-Primary
> Destination: 172.19.0.252/31, Local: 172.19.0.252
>
> Logical interface lt-4/3/10.1 (Index 82) (SNMP ifIndex 0)
> Flags: Point-To-Point SNMP-Traps 0x4000 DLCI 1 Encapsulation: FR-NLPID
> Input packets : 0
> Output packets: 0
> Protocol inet, MTU: 4470
> Flags: Sendbcast-pkt-to-re
> Addresses, Flags: Is-Preferred Is-Primary
> Destination: 172.19.0.252/31, Local: 172.19.0.253
>
> root at svo-e2-mx480-re0# run ping 172.19.0.252
> PING 172.19.0.252 (172.19.0.252): 56 data bytes
> 64 bytes from 172.19.0.252: icmp_seq=0 ttl=64 time=0.069 ms
> 64 bytes from 172.19.0.252: icmp_seq=1 ttl=64 time=0.039 ms
> ^C
> --- 172.19.0.252 ping statistics ---
> 2 packets transmitted, 2 packets received, 0% packet loss
> round-trip min/avg/max/stddev = 0.039/0.054/0.069/0.015 ms
>
> {master}[edit]
> root at svo-e2-mx480-re0# run ping 172.19.0.253
> PING 172.19.0.253 (172.19.0.253): 56 data bytes
> 64 bytes from 172.19.0.253: icmp_seq=0 ttl=64 time=0.353 ms
> 64 bytes from 172.19.0.253: icmp_seq=1 ttl=64 time=0.295 ms
> 64 bytes from 172.19.0.253: icmp_seq=2 ttl=64 time=0.303 ms
>
> here it is on trio:
>
> root at svo-e2-mx480-re0# run show interfaces lt-1/3/0
> Physical interface: lt-1/3/0, Enabled, Physical link is Up
> Interface index: 290, SNMP ifIndex: 699
> Type: Logical-tunnel, Link-level type: Logical-tunnel, MTU: Unlimited,
> Speed: 10000mbps
> Device flags : Present Running
> Interface flags: Point-To-Point SNMP-Traps
> Link flags : None
> Physical info : 13
> Current address: 80:71:1f:94:8a:40, Hardware address: 80:71:1f:94:8a:40
> Last flapped : 2011-06-22 19:00:22 UTC (00:00:33 ago)
> Input rate : 0 bps (0 pps)
> Output rate : 0 bps (0 pps)
>
> Logical interface lt-1/3/0.0 (Index 83) (SNMP ifIndex 701)
> Flags: Point-To-Point SNMP-Traps 0x4000 DLCI 2 Encapsulation: FR-NLPID
> Input packets : 0
> Output packets: 0
> Protocol inet, MTU: 4470
> Flags: Sendbcast-pkt-to-re
> Addresses, Flags: Is-Preferred Is-Primary
> Destination: 172.19.0.250/31, Local: 172.19.0.250
>
> Logical interface lt-1/3/0.1 (Index 84) (SNMP ifIndex 702)
> Flags: Point-To-Point SNMP-Traps 0x4000 DLCI 2 Encapsulation: FR-NLPID
> Input packets : 0
> Output packets: 0
> Protocol inet, MTU: 4470
> Flags: Sendbcast-pkt-to-re
> Addresses, Flags: Is-Preferred Is-Primary
> Destination: 172.19.0.250/31, Local: 172.19.0.251
>
> root at svo-e2-mx480-re0# run ping 172.19.0.250
> PING 172.19.0.250 (172.19.0.250): 56 data bytes
> 64 bytes from 172.19.0.250: icmp_seq=0 ttl=64 time=0.068 ms
> 64 bytes from 172.19.0.250: icmp_seq=1 ttl=64 time=1.052 ms
> 64 bytes from 172.19.0.250: icmp_seq=2 ttl=64 time=0.040 ms
> ^C
> --- 172.19.0.250 ping statistics ---
> 3 packets transmitted, 3 packets received, 0% packet loss
> round-trip min/avg/max/stddev = 0.040/0.387/1.052/0.471 ms
>
> {master}[edit]
> root at svo-e2-mx480-re0# run ping 172.19.0.251
> PING 172.19.0.251 (172.19.0.251): 56 data bytes
> ^C
> --- 172.19.0.251 ping statistics ---
> 363 packets transmitted, 0 packets received, 100% packet loss
>
>
> root at svo-e2-mx480-re0# show logical-systems R2-RR interfaces
> lt-1/3/0 {
> unit 1 {
> encapsulation frame-relay;
> dlci 2;
> peer-unit 0;
> family inet {
> address 172.19.0.251/31;
> }
> }
> }
>
> lt-4/3/10 {
> unit 1 {
> encapsulation frame-relay;
> dlci 1;
> peer-unit 0;
> family inet {
> address 172.19.0.253/31;
> }
> }
> }
>
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