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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
APRICOT 2014 MPLS WORKSHOP
LDP ON SR-OSAJFebruary 2014
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
AGENDA
1. Configuring LDP
2. Configuration verification3. Monitoring LDP
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
LDP ON SR-OS
CONFIGURING LDP
LDP Configuration has multiple steps to befollowed in SR-OS
Mandatory items include:- Setting a system IP address- Enabling interface LDP on the ports that will run
LDP Optional items include:
- Targeted LDP- Keepalive tuning- Explicit transport address configuration- Explicit LSR ID
configure router
interface system
address 10.0.0.22/32
exit
ldp
interface-parameters
interface to
exit
interface
exit
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
LDP ON SR-OS
CONFIGURATION VERIFICATION
Check your configuration at the LDP level *A:P22# configure router ldp
*A:P22>config>router>ldp# info
--------------------------------------
interface-parameters
interface "to-PE2
exit
exit
targeted-session
exit
no shutdown
--------------------------------------
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
LDP ON SR-OS
CONFIGURATION VERIFICATION*A:P22# show router ldp status===============================================================================LDP Status for LSR ID 10.0.0.22===============================================================================Admin State : Up Oper State : UpCreated at : 02/17/14 22:15:33 Up Time : 0d 00:01:30
Oper Down Reason : n/a Oper Down Events : 1Last Change : 02/17/14 22:15:33 Tunn Down Damp Time : 3 secLabel Withdraw Del*: 0 sec Implicit Null Label : DisabledShort. TTL Prop Lo*: Enabled Short. TTL Prop Tran*: EnabledImport Policies : None Export Policies : NoneTunl Exp Policies : NoneAggregate Prefix : False Agg Prefix Policies : NoneFRR : Disabled Mcast Upstream FRR : DisabledDynamic Capability : False P2MP Capability : TrueMP MBB Capability : True MP MBB Time : 3Overload Capability: TrueActive Adjacencies : 1 Active Sessions : 0Active Interfaces : 1 Inactive Interfaces : 0Active Peers : 0 Inactive Peers : 0Addr FECs Sent : 0 Addr FECs Recv : 0Serv FECs Sent : 0 Serv FECs Recv : 0P2MP FECs Sent : 0 P2MP FECs Recv : 0Attempted Sessions : 0No Hello Err : 0 Param Adv Err : 0Max PDU Err : 0 Label Range Err : 0Bad LDP Id Err : 0 Bad PDU Len Err : 0Bad Mesg Len Err : 0 Bad TLV Len Err : 0Unknown TLV Err : 0Malformed TLV Err : 0 Keepalive Expired Err: 0Shutdown Notif Sent: 0 Shutdown Notif Recv : 0===============================================================================
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
LDP ON SR-OS
VERIFYING CONFIGURATION
*A:P22# show router ldp interface===============================================================================LDP Interfaces===============================================================================Interface Adm Opr Hello Hold KA KA Transport
Factor Time Factor Timeout Address-------------------------------------------------------------------------------to-PE21 Up Up 3 15 3 30 System-------------------------------------------------------------------------------No. of Interfaces: 1===============================================================================
*A:PE21# show router ldp bindings===============================================================================LDP LSR ID: 10.0.0.21===============================================================================Legend: U - Label In Use, N - Label Not In Use, W - Label Withdrawn
S - Status Signaled Up, D - Status Signaled DownE - Epipe Service, V - VPLS Service, M - Mirror ServiceA - Apipe Service, F - Fpipe Service, I - IES Service, R - VPRN serviceP - Ipipe Service, WP - Label Withdraw Pending, C - Cpipe ServiceBU - Alternate For Fast Re-Route, TLV - (Type, Length: Value)
===============================================================================LDP Prefix Bindings===============================================================================Prefix IngLbl EgrLbl EgrIntf/ EgrNextHop
Peer LspId-------------------------------------------------------------------------------10.0.0.21/32 131071U -- -- --
10.0.0.2210.0.0.22/32 -- 131070 1/1/3:0 192.168.3.22
10.0.0.22-------------------------------------------------------------------------------
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COPYRIGHT 2013 ALCATEL-LUCENT. ALL RIGHTS RESERVED.
LDP ON SR-OS
MONITORING LDP
show router ldp status
show router ldp bindings [detail]
show router ldp bindings {prefix } [detail]
show router ldp interface
Advanced:
- debug router ldp- Interface or peer
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