[c-nsp] Juniper M20 to Cisco 2600 Multilink Frame Relay & FRF.16 issues

Jim Lucas lists at cmsws.com
Mon Aug 23 14:09:48 EDT 2010


> Does it work with normal frame relay encapsulation.

Yes

> What are your DLCI statuses on the cisco?

Currently, they are in-active

> Also doesn't the IETF on the end of the frame relay dlci command change the lmi
> type for that DLCI?  Is this intended?

Didn't catch that one.  I removed the IETF from that line.  Didn't seem to make
a difference.

Router#show interfaces summary
  Interface              IHQ   IQD  OHQ   OQD  RXBS RXPS  TXBS TXPS TRTL
------------------------------------------------------------------------
  Ethernet0/0              0     0    0     0     0    0     0    0    0
  Serial0/0                0     0    0     0     0    0     0    0    0
  Ethernet0/1              0     0    0     0     0    0     0    0    0
  Serial0/1                0     0    0     0     0    0     0    0    0
  Serial1/0                0     0    0     0     0    0     0    0    0
  Serial1/1                0     0    0     0     0    0     0    0    0
  MFR0                     0    11    0     0     0    0     0    0    0
  MFR0.16                  -     -    -     -     -    -     -    -   -
  Virtual-Access1          0     0    0     0     0    0     0    0    0

Thank you for your time spent on this issue!

Jim

>
> On Mon, Aug 23, 2010 at 1:22 PM, Jim Lucas <lists at cmsws.com> wrote:
>
>> Keegan,
>>
>> > I haven't looked at MLFR in a long time, but it looks like both sides are
>> > trying to be DCE.  That may be a problem.
>>
>> Sorry, that was leftover from a previous config test.  I have it running
>> without
>> the  "frame-relay intf-type dce" on the Cisco.  The Juniper side is DCE and
>> the
>> Cisco is not specified.  My assumption has been that the default for Cisco
>> is
>> DTE.
>>
>> > Are they setup back to back or is there an actual frame network in the
>> middle?
>>
>> A network.  They are in different buildings with a MUX or two between them.
>>
>> If I setup the connection with normal MLPPP it works and standard T1 setups
>> work
>> just fine.  It shows a hardware level connection, but the protocol is down.
>> This makes me think it has something to do with my config and probably not
>> anything involving the equipment between the devices.
>>
>> Thanks!
>>
>> Jim
>>
>> >
>> >
>> >
>> > On Mon, Aug 23, 2010 at 12:06 PM, Jim Lucas <lists at cmsws.com> wrote:
>> >
>> >> Note: I initially sent this to the Juniper-NSP list.  I was told by
>> Nilesh
>> >> Khambal (Juniper Engineer) that I have setup the Juniper side correctly.
>> >>  So,
>> >> I'm hoping someone here might have a little more information on the
>> Cisco
>> >> side
>> >> of it all.
>> >>
>> >> TIA!
>> >>
>> >> First off, sorry for such a long email.  But I figured I would give as
>> much
>> >> information as possible upfront to try and give a clear picture about
>> what
>> >> I
>> >> have and what I am currently running.
>> >>
>> >> Central Office Equipment:
>> >> Juniper M20 running v7.5R1.12
>> >>    1x Link Services module (ls-3/0/0)
>> >>
>> >> Customer Equipment:
>> >> Cisco 2611 running c2600-ipbase-mz.124-23
>> >>    2x Eth  (e0/0, e0/1)
>> >>    4x T1 wic (s0/0, s0/1, s1/0, s1/1)
>> >>
>> >> The following is the important parts of the config of the Cisco router
>> >>
>> >> interface MFR0
>> >>  description my interface
>> >>  no ip address
>> >>  frame-relay lmi-type ansi
>> >>  frame-relay intf-type dce
>> >>
>> >> interface MFR0.16 point-to-point
>> >>  ip address 66.39.177.130 255.255.255.252
>> >>  no cdp enable
>> >>  frame-relay interface-dlci 16 IETF
>> >>
>> >> interface Ethernet0/0
>> >>  ip address 66.39.177.133 255.255.255.252
>> >>  half-duplex
>> >>
>> >> interface Serial0/0
>> >>  no ip address
>> >>  encapsulation frame-relay MFR0
>> >>  no arp frame-relay
>> >>
>> >> interface Serial0/1
>> >>  no ip address
>> >>  encapsulation frame-relay MFR0
>> >>  no arp frame-relay
>> >>
>> >>
>> >> Here is my Juniper config:
>> >>
>> >> > show configuration chassis fpc 3 pic 0
>> >> mlfr-uni-nni-bundles 32;
>> >>
>> >> > show configuration interfaces t1-1/1/0:0
>> >> description "Bendtel Test leg #1";
>> >> encapsulation multilink-frame-relay-uni-nni;
>> >> lmi {
>> >>    lmi-type ansi;
>> >> }
>> >> unit 0 {
>> >>    family mlfr-uni-nni {
>> >>        bundle ls-3/0/0:0;
>> >>    }
>> >> }
>> >>
>> >> > show configuration interfaces t1-1/0/0:19
>> >> description "Bendtel Test leg #2";
>> >> encapsulation multilink-frame-relay-uni-nni;
>> >> lmi {
>> >>    lmi-type ansi;
>> >> }
>> >> unit 0 {
>> >>    family mlfr-uni-nni {
>> >>        bundle ls-3/0/0:0;
>> >>    }
>> >> }
>> >>
>> >> > show configuration interfaces ls-3/0/0:0
>> >> dce;
>> >> encapsulation multilink-frame-relay-uni-nni;
>> >> unit 16 {
>> >>    dlci 16;
>> >>    family inet {
>> >>        address 66.39.177.129/30;
>> >>    }
>> >> }
>> >> unit 17 {
>> >>    dlci 17;
>> >>    family inet {
>> >>        address 10.100.100.1/30;
>> >>    }
>> >> }
>> >>
>> >> Here is the current status of all these interfaces
>> >>
>> >> > show interfaces ls-3/0/0:0
>> >> Physical interface: ls-3/0/0:0, Enabled, Physical link is Down
>> >>  Interface index: 349, SNMP ifIndex: 953
>> >>  Link-level type: Multilink-FR-UNI-NNI, MTU: 1508
>> >>  Device flags   : Present Running
>> >>  Interface flags: Hardware-Down Link-Layer-Down Point-To-Point
>> SNMP-Traps
>> >>  Last flapped   : 2010-08-13 19:39:56 GMT (6d 20:20 ago)
>> >>  Multilink Frame Relay UNI NNI bundle options:
>> >>    Device type                       DCE
>> >>    MRRU                              1508
>> >>    Fragmentation threshold           0
>> >>    Red differential delay limit      10
>> >>    Yellow differential delay limit   6
>> >>    Red differential delay action     Remove link
>> >>    Reassembly drop timer             0
>> >>    Links needed to sustain bundle    1
>> >>    LIP Hello timer                   10
>> >>        Acknowledgement timer         4
>> >>        Acknowledgement retries       2
>> >>    Bundle class                      A
>> >>    LMI type                          ANSI
>> >>      T391 LIV polling timer          10
>> >>      T392 polling verification timer 15
>> >>      N391 full status polling count  6
>> >>      N392 error threshold            3
>> >>      N393 monitored event count      4
>> >>  Input rate     : 0 bps (0 pps)
>> >>  Output rate    : 0 bps (0 pps)
>> >>  Multilink Frame Relay UNI NNI bundle statistics:
>> >>                     Frames        fps         Bytes          bps
>> >>
>> >>    Fragments:
>> >>      Input :             0          0             0            0
>> >>      Output:             0          0             0            0
>> >>    Packets:
>> >>      Input :             0          0             0            0
>> >>      Output:             0          0             0            0
>> >>  Multilink Frame Relay UNI NNI bundle links information:
>> >>      Active bundle links       0
>> >>      Removed bundle links      2
>> >>      Disabled bundle links     0
>> >>  Multilink Frame Relay UNI NNI active bundle links statistics:
>> >>                     Frames        fps         Bytes          bps
>> >>    t1-1/0/0:19.0 <-- down
>> >>      Input :             0          0             0            0
>> >>      Output:             0          0             0            0
>> >>      Current differential delay       0.0 ms
>> >>      Recent high differential delay   0.0 ms
>> >>      Times over red diff delay        0
>> >>      Times over yellow diff delay     0
>> >>      LIP:add_lnk lnk_ack lnk_rej    hello hel_ack lnk_rem rem_ack
>> >>      Rcv:      0       0       0        0       0       0       0
>> >>      Xmt:     15       0       0        0       0       0       0
>> >>    t1-1/1/0:0.0 <-- down
>> >>      Input :             0          0             0            0
>> >>      Output:             0          0             0            0
>> >>      Current differential delay       0.0 ms
>> >>      Recent high differential delay   0.0 ms
>> >>      Times over red diff delay        0
>> >>      Times over yellow diff delay     0
>> >>      LIP:add_lnk lnk_ack lnk_rej    hello hel_ack lnk_rem rem_ack
>> >>      Rcv:      0       0       0        0       0       0       0
>> >>      Xmt:    197       0       0        0       0       0       0
>> >>
>> >>  Logical interface ls-3/0/0:0.16 (Index 230) (SNMP ifIndex 954)
>> >>    Flags: Device-Down Point-To-Point SNMP-Traps Encapsulation:
>> >> Multilink-FR-UNI-NNI
>> >>    Statistics         Frames        fps         Bytes          bps
>> >>    Bundle:
>> >>      Fragments:
>> >>        Input :             0          0             0            0
>> >>        Output:             0          0             0            0
>> >>      Packets:
>> >>        Input :             0          0             0            0
>> >>        Output:             0          0             0            0
>> >>    Protocol inet, MTU: 1500
>> >>      Flags: None
>> >>      Addresses, Flags: Dest-route-down Is-Preferred Is-Primary
>> >>        Destination: 66.39.177.128/30, Local: 66.39.177.129
>> >>
>> >>  Logical interface ls-3/0/0:0.17 (Index 305) (SNMP ifIndex 955)
>> >>    Flags: Device-Down Point-To-Point SNMP-Traps Encapsulation:
>> >> Multilink-FR-UNI-NNI
>> >>    Bandwidth: 625152kbps
>> >>    Statistics         Frames        fps         Bytes          bps
>> >>    Bundle:
>> >>      Fragments:
>> >>        Input :             0          0             0            0
>> >>        Output:             0          0             0            0
>> >>      Packets:
>> >>        Input :             0          0             0            0
>> >>        Output:             0          0             0            0
>> >>    Protocol inet, MTU: 1500
>> >>      Flags: None
>> >>      Addresses, Flags: Dest-route-down Is-Preferred Is-Primary
>> >>        Destination: 10.100.100.0/30, Local: 10.100.100.1
>> >>
>> >>
>> >> > show interfaces t1-1/1/0:0
>> >> Physical interface: t1-1/1/0:0, Enabled, Physical link is Up
>> >>  Interface index: 444, SNMP ifIndex: 310
>> >>  Description: Bendtel Test leg #1
>> >>  Link-level type: Multilink-FR-UNI-NNI, MTU: 1518, Clocking: Internal,
>> >> Speed:
>> >> T1, Loopback: None, FCS: 16, Mode: C/Bit parity,
>> >>  Framing: ESF
>> >>  Device flags   : Present Running
>> >>  Interface flags: Point-To-Point SNMP-Traps Internal: 0x4000
>> >>  Link flags     : None
>> >>  CoS queues     : 4 supported, 4 in use
>> >>  Last flapped   : 2010-08-19 18:42:37 GMT (21:24:58 ago)
>> >>  Input rate     : 0 bps (0 pps)
>> >>  Output rate    : 0 bps (0 pps)
>> >>  DS1   alarms   : None
>> >>  DS3   alarms   : None
>> >>  DS1   defects  : None
>> >>  DS3   defects  : None
>> >>
>> >>  Logical interface t1-1/1/0:0.0 (Index 214) (SNMP ifIndex 429)
>> >>    Flags: Hardware-Down Point-To-Point SNMP-Traps Encapsulation:
>> >> Multilink-FR-UNI-NNI
>> >>    Protocol mfr, Multilink bundle: ls-3/0/0:0, MTU: 0
>> >>      Flags: None
>> >>
>> >> > show interfaces t1-1/0/0:19
>> >> Physical interface: t1-1/0/0:19, Enabled, Physical link is Up
>> >>  Interface index: 501, SNMP ifIndex: 211
>> >>  Description: Bendtel Test leg #2
>> >>  Link-level type: Multilink-FR-UNI-NNI, MTU: 1518, Clocking: Internal,
>> >> Speed:
>> >> T1, Loopback: None, FCS: 16, Mode: C/Bit parity,
>> >>  Framing: ESF
>> >>  Device flags   : Present Running
>> >>  Interface flags: Point-To-Point SNMP-Traps Internal: 0x4000
>> >>  Link flags     : None
>> >>  CoS queues     : 4 supported, 4 in use
>> >>  Last flapped   : 2010-07-09 18:35:02 GMT (5w6d 21:32 ago)
>> >>  Input rate     : 0 bps (0 pps)
>> >>  Output rate    : 24 bps (0 pps)
>> >>  DS1   alarms   : None
>> >>  DS3   alarms   : None
>> >>  DS1   defects  : None
>> >>  DS3   defects  : None
>> >>
>> >>  Logical interface t1-1/0/0:19.0 (Index 91) (SNMP ifIndex 625)
>> >>    Flags: Hardware-Down Point-To-Point SNMP-Traps Encapsulation:
>> >> Multilink-FR-UNI-NNI
>> >>    Protocol mfr, Multilink bundle: ls-3/0/0:0, MTU: 0
>> >>      Flags: None
>> >>
>> >>
>> >> Here is the show chassis
>> >>
>> >> jim at b1-bend-re0> show chassis hardware
>> >> Hardware inventory:
>> >> Item             Version  Part number  Serial number     Description
>> >> Chassis                                20934             M20
>> >> ...
>> >> FPC 3            REV 01   710-001292   AE7635            FPC
>> >>  PIC 0          REV 01   750-007924   HM0123            1x Link
>> Service(32)
>> >> ...
>> >>
>> >>
>> >> For both t1s you can see that they show connected, but for some reason
>> >> (that
>> >> escapes me) the ls interface shows "Hardware-Down"  Does this mean the
>> Link
>> >> services module is not turned up?  To me it isn't clear.
>> >>
>> >> Any help would be great!
>> >>
>> >> Thanks
>> >>
>> >> --
>> >> Jim Lucas
>> >>
>> >>
>> >> _______________________________________________
>> >> cisco-nsp mailing list  cisco-nsp at puck.nether.net
>> >> https://puck.nether.net/mailman/listinfo/cisco-nsp
>> >> archive at http://puck.nether.net/pipermail/cisco-nsp/
>> >>
>> >>
>> >>
>> >
>>
>>
>> --
>> Jim Lucas
>>
>>
>>
>>
>>
>


-- 
Jim Lucas




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