Circuit Emulation Lab for TDM to IP Migration

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Circuit Emulation Lab for TDM to IP Migration LTRSPG-2716 Speakers: Vincent Ng, Sartaj Khuroo Learning Objectives Upon completion of this lab, you will be able to: 1. MPLS Flex-LSP Provisioning 2.

1 Circuit Emulation Lab for TDM to IP Migration LTRSPG-2716 Speakers: Vincent Ng, Sartaj Khuroo Learning Objectives Upon completion of this lab, you will be able to: 1. MPLS Flex-LSP Provisioning 2. Basic E1 CEM Provisioning 3. Basic E3 CEM Provisioning 4. Channelized E3 CEM Provisioning 5. Basic SDH CEM Provisioning 6. SDH MSP Protection Provisioning 7. E1/E3 1:1 Card Protection Provisioning 8. ACR/DCR Clocking Provisioning Lab Topology 1 P age

2 Task 1: Flex-LSP Configuration Before configuring Flex-LSP please make sure that MPLS transport between the routers shown in the topology below is up and MPLS-TE is enabled. Step 1: Verify MPLS Transport is IP and MPLS-TE is enabled. ASR903#sh run int g0/4/4 à Check this on all core interfaces Building configuration... Current configuration : 323 bytes interface GigabitEthernet0/4/4 description to ASR9001 G0/0/0/ ip address ip ospf network point-to-point ip ospf 1 area 0 ip ospf cost 1 load-interval 30 no negotiation auto mpls ip mpls traffic-eng tunnels synchronous mode cdp enable ip rsvp bandwidth percent 100 Step 2: Verify MPLS-TE is enabled under routing protocol and global level mpls traffic-eng tunnels à should be applied at global level router ospf 1 router-id log-adjacency-changes detail 2 P age

3 mpls traffic-eng router-id Loopback0 mpls traffic-eng area 0 Step 3: Create Flex-LSP between ASR903 and ASR907 with working and protect explicit paths Configuration on ASR903 ip explicit-path name ASR903-to-ASR907-working enable index 1 next-address index 2 next-address index 3 next-address index 4 next-address ip explicit-path name ASR903-to-ASR907-protect enable index 1 next-address index 2 next-address index 3 next-address interface Tunnel10 ip unnumbered Loopback0 mpls traffic-eng tunnels tunnel source Loopback0 tunnel mode mpls traffic-eng tunnel destination tunnel mpls traffic-eng autoroute announce tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth 1000 tunnel mpls traffic-eng path-option 1 explicit name ASR903-to-ASR907-working tunnel mpls traffic-eng path-option protect 1 explicit name ASR903-to-ASR907-protect tunnel mpls traffic-eng bidirectional association id 30 source-address tunnel mpls traffic-eng bidirectional association type co-routed fault-oam wrap-protection Configuration on ASR907 ip explicit-path name ASR907-to-ASR903-working enable index 1 next-address index 2 next-address index 3 next-address index 4 next-address ip explicit-path name ASR907-to-ASR903-protect enable index 1 next-address index 2 next-address index 3 next-address interface Tunnel10 ip unnumbered Loopback0 mpls traffic-eng tunnels tunnel source Loopback0 tunnel mode mpls traffic-eng tunnel destination tunnel mpls traffic-eng autoroute announce tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth P age

4 tunnel mpls traffic-eng path-option 1 explicit name ASR907-to-ASR903-working tunnel mpls traffic-eng path-option protect 1 explicit name ASR907-to-ASR903-protect tunnel mpls traffic-eng bidirectional association id 30 source-address tunnel mpls traffic-eng bidirectional association type co-routed fault-oam wrap-protection Step 4: Create Flex-LSP between ASR903 and NCS4206 with working and protect explicit paths Configuration on ASR903 ip explicit-path name ASR903-to-NCS4206-working enable index 1 next-address index 2 next-address index 3 next-address ip explicit-path name ASR903-to-NCS4206-protect enable index 1 next-address index 2 next-address interface Tunnel20 ip unnumbered Loopback0 mpls traffic-eng tunnels tunnel source Loopback0 tunnel mode mpls traffic-eng tunnel destination tunnel mpls traffic-eng autoroute announce tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth 1000 tunnel mpls traffic-eng path-option 1 explicit name ASR903-to-NCS4206-working tunnel mpls traffic-eng path-option protect 1 explicit name ASR903-to-NCS4206-protect tunnel mpls traffic-eng bidirectional association id 30 source-address tunnel mpls traffic-eng bidirectional association type co-routed fault-oam wrap-protection Configuration on NCS4206 ip explicit-path name NCS4206-to-ASR903-working enable index 1 next-address index 2 next-address index 3 next-address ip explicit-path name NCS4206-to-ASR903-protect enable index 1 next-address index 2 next-address index 3 next-address interface Tunnel20 ip unnumbered Loopback0 mpls traffic-eng tunnels tunnel source Loopback0 tunnel mode mpls traffic-eng tunnel destination tunnel mpls traffic-eng autoroute announce tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth P age

5 tunnel mpls traffic-eng path-option 1 explicit name NCS4206-to-ASR903-working tunnel mpls traffic-eng path-option protect 1 explicit name NCS4206-to-ASR903-protect tunnel mpls traffic-eng bidirectional association id 30 source-address tunnel mpls traffic-eng bidirectional association type co-routed fault-oam wrap-protection Task 2: Circuit Emulation of E1 Circuit Lab Topology Step 1: Configure card type conf t card type e1 0 4 Step 2: Configure the framing and line coding if needed controller e1 0/4/1 framing unframed cem-group 0 unframed Step 3: Verify cem interface is created show running-config interface CEM0/4/1 Building configuration... Current configuration : 51 bytes 5 P age

6 interface CEM0/4/1 Step 4: Provision Pseudowire conf t interface cem0/4/1 xconnect encapsulation mpls Step 5: Verify Pseudowire is UP sh mpls l2transport vc Local intf Local circuit Dest address VC ID Status CE0/6/1 SATOP E UP Task 3: Circuit Emulation of E3 Circuit Step 1: Configure cardtype/mediatype Controller mediatype 0/6/1 mode e3 Step 2: Configure the controller/framing controller e3 0/6/1 cem-group 0 unframed Step 3: Verify cem interface is created show running-config interface CEM0/6/1 Building configuration... Current configuration : 51 bytes interface CEM0/6/1 6 P age

7 Step 4: Provision Pseudowire conf t interface cem0/6/1 xconnect encapsulation mpls Step 5: Verify Pseudowire is UP sh mpls l2transport vc Local intf Local circuit Dest address VC ID Status CE0/6/1 SATOP E UP Task 4: Circuit Emulation of Channelized E3 Step 1: Configure card type/mediatype conf t controller mediatype 0/8/1 mode E3 Step 2: Configure controller/framing controller E3 0/8/1 channelized mode e1 e1 1 cem-group 0 unframed e1 2 cem-group 2 unframed Step 3: Verify cem interface is created ASR907-2#sh running-config interface cem0/8/0 Building configuration... Current configuration : 61 bytes interface CEM0/8/0 cem 2 7 P age

8 Step 4: Provision Pseudowire conf t interface cem0/8/0 xconnect encapsulation mpls cem 2 xconnect encapsulation mpls Step 5: Verify PW is UP ASR907-2#sh mpls l2transport vc Local intf Local circuit Dest address VC ID Status CE0/8/0 SATOP E UP CE0/8/0 SATOP E UP Task 5: Circuit Emulation of SDH Step 1: Configure card type/mediatype controller mediatype 0/3/0 mode sdh Step 2: Configure controller/framing controller SDH 0/11/0 rate STM4 clock source internal overhead s1s0 0 aug mapping au-4 au-4 1 clock source internal mode tug-3 tug-3 1 mode E3 overhead c2 0 cem-group 0 unframed e3 clock source internal Step 3: Verify cem interface is created ASR907-2#sh running-config int cem0/11/0 8 P age

9 Building configuration... Current configuration : 52 bytes interface CEM0/11/0 Step 4: Provision Pseudowire interface CEM0/11/0 xconnect encapsulation mpls Step 5: Verify PW is UP ASR907#sh mpls l2transport vc 111 Local intf Local circuit Dest address VC ID Status CE0/11/0 SATOP E UP Task 6: Configuring SDH MSP Protection Configuration on ASR903 Step 1: Configure Card Type card type e P age

10 Step 2: Configure T1 Controller controller e1 0/1/0 framing unframed clock source internal cem-group 0 unframed Step 3: Verify CEM interface is created ASR903#sh run int /1/0 Building configuration... Current configuration : 96 bytes interface CEM0/1/0 Step 4: Provision Pseudowire interface CEM0/1/0 xconnect encapsulation mpls Configuration on NCS4206 Step 1: Configure SDH Controller 0/4/1 controller SDH 0/4/1 rate STM4 no ais-shut alarm-report all threshold sf-ber 3 clock source internal overhead s1s0 0 aug mapping au-4 aps group 20 aps working 1 aps group acr 20 Step 2: Configure SDH Controller 0/2/1 controller SONET 0/2/1 10 P age

11 rate STM4 no ais-shut alarm-report all threshold sf-ber 3 clock source internal overhead s1s0 0 aug mapping au-4 aps group 20 aps protect aps group acr 20 Step 3: Configure SDH-ACR 20 controller controller SDH-ACR 20 aug mapping au-4 au-4 1 mode tug-3 tug-3 1 mode VC1x tug-2 1 payload VC12 e1 1 cem-group 0 unframed Step 4: Verify APS State NCS4206#sh aps SDH 0/2/1 APS Group 20: protect channel 0 (Inactive) Working channel 1 at (Enabled) bidirectional, non-revertive PGP timers (default): hello time=1; hold time=3 hello fail revert time=120 SDH framing; SDH MSP signalling by default Received K1K2: 0x00 0x00 No Request (Null) Transmitted K1K2: 0x00 0x00 No Request (Null) Remote APS configuration: (null) SDH 0/4/1 APS Group 20: working channel 1 (Active) Protect at PGP timers (from protect): hello time=1; hold time=3 SDH framing Remote APS configuration: (null) Step 6: Verify CEM-ACR1 is created NCS4206#sh run int cem-acr 1 Building configuration... Current configuration : 96 bytes 11 P age

12 interface CEM-ACR20 Step 7: Provision Pseudowire interface CEM-ACR20 xconnect encapsulation mpls Step 8: Verify PW is UP NCS4206#sh mpls l2transport vc 51 Local intf Local circuit Dest address VC ID Status CE1 SATOP T UP Configuration on ASR907 Step 1: Configure SDH Controller 0/12/1 controller SDH 0/12/1 rate STM4 no ais-shut alarm-report all threshold sf-ber 3 clock source internal overhead s1s0 0 aug mapping au-4 aps group 20 aps working 1 aps group acr 20 Step 2: Configure SDH Controller 0/3/1 controller SDH 0/3/1 rate STM4 no ais-shut alarm-report all threshold sf-ber 3 clock source internal overhead s1s0 0 aug mapping au-4 12 P age

13 aps group 20 aps protect aps group acr 20 Step 3: Verify APS state ASR907#sh aps SDH 0/3/1 APS Group 20: protect channel 0 (Inactive) Working channel 1 at (Enabled) bidirectional, non-revertive PGP timers (default): hello time=1; hold time=3 hello fail revert time=120 SDH framing; SDH MSP signalling by default Received K1K2: 0x00 0x00 No Request (Null) Transmitted K1K2: 0x00 0x00 No Request (Null) Remote APS configuration: (null) SDH 0/12/1 APS Group 20: working channel 1 (Active) Protect at PGP timers (from protect): hello time=1; hold time=3 SDH framing Remote APS configuration: (null) Step 4: Configure SDH-ACR 20 controller controller SDH-ACR 20 aug mapping au-4 au-4 1 mode tug-3 tug-3 1 mode VC1x tug-2 1 payload VC12 e1 1 cem-group 0 unframed Step 5: Verify CEM-ACR1 is created ASR907#sh run interface cem-acr 20 Building configuration... Current configuration : 83 bytes interface CEM-ACR1 description APS LC to CEM0/6/1 Step 6: Configure controller E1 0/6/1 controller E1 0/6/1 framing unframed 13 P age

14 clock source internal cem-group 0 unframed Step 8: Configure Local Connect Between CEM 0/6/1 and CEM-ACR1 connect TEST CEM0/6/1 0 CEM-ACR1 0 Task 7: E1/E3 1:1 Card Protection Provisioning Configuration on ASR903 Step 1: Configure Card-protection card-protection 16 primary slot 0 bay 0 backup slot 0 bay 2 Step 2: Configure Virtual Controller T1 8/15/1 controller E1 8/15/1 framing unframed clock source recovered 9 cem-group 0 unframed Step 3: Verify CEM interface 8/15/1 is created 14 P age

15 ASR903#sh run int cem 8/15/1 Building configuration... Current configuration : 136 bytes interface CEM8/15/1 description to 1:1 ASR907-2 CEM0/6/0 Step 4: Provision PW interface CEM8/15/1 description to 1:1 ASR907-2 CEM0/6/0 xconnect encapsulation mpls Configuration on ASR907 Step 1: Configure E1 controller 0/6/0 controller E1 0/6/0 framing unframed clock source recovered 10 cem-group 0 unframed Step 2: Verify CEM interface is created ASR907#sh run int /6/0 Building configuration... Current configuration : 136 bytes interface CEM0/6/0 description to 1:1 ASR907 CEM8/15/1 Step 3: Provision PW interface CEM0/6/0 description to 1:1 ASR907 CEM8/15/1 xconnect encapsulation mpls Step 4: Verify PW is UP ASR907#sh mpls l2transport vc P age

16 Local intf Local circuit Dest address VC ID Status CE0/6/0 SATOP T UP Task 8: ACR/DCR Clocking Provisioning ##903-1 controller E1 0/3/1 clock source internal ##903-2 controller E1 0/4/0 clock source internal ##asr903 interface CEM8/15/1 rtp-present recovered-clock 8 15 clock recovered 9 differential cem 1 0 controller E1 8/15/1 clock source recovered 9 ##ASR907 interface CEM0/6/0 rtp-present recovered-clock 0 6 clock recovered 10 differential 0 controller E1 0/6/0 clock source recovered 10 Verify Clocking ASR903#show recovered-clock Recovered clock status for subslot 8/ Clock Type Mode CEM Status Frequency Offset(ppb) Circuit-No Working Protect 9 E1 DIFFERENTIAL 0 ACQUIRED n/a 1 (Port) ACQUIRED ACQUIRED ASR907#show recovered-clock 16 P age

17 Recovered clock status for subslot 0/ Clock Type Mode CEM Status Frequency Offset(ppb) Circuit-No Priority 10 E1 DIFFERENTIAL 0 ACQUIRING n/a 0 (Port) NA ASR903#show cem circuit interface cem8/15/1 CEM8/15/1, ID: 0, Line: UP, Admin: UP, Ckt: ACTIVE Mode :E1, CEM Mode: E1-SAToP Controller state: down, T1/E1 state: up Idle Pattern: 0xFF, Idle CAS: 0x8 Dejitter: 5 (In use: 0) Payload Size: 256 Framing: Unframed CEM Defects Set None Signalling: No CAS RTP: Configured, RTP-HDR Compression: Disabled Ingress Pkts: Dropped: 0 Egress Pkts: Dropped: 0 CEM Counter Details Input Errors: 0 Output Errors: 0 Pkts Missing: 0 Pkts Reordered: 0 Misorder Drops: 0 JitterBuf Underrun: 0 Error Sec: 0 Severly Errored Sec: 0 Unavailable Sec: 0 Failure Counts: 0 Pkts Malformed: 0 JitterBuf Overrun: 0 Generated Lbits: 0 Received Lbits: 0 Generated Rbits: 0 Received Rbits: 0 ASR907#show cem circuit interface cem0/6/0 CEM0/6/0, ID: 0, Line: UP, Admin: UP, Ckt: ACTIVE Mode :E1, CEM Mode: E1-SAToP Controller state: up, T1/E1 state: up Idle Pattern: 0xFF, Idle CAS: 0x8 Dejitter: 5 (In use: 0) Payload Size: 256 Framing: Unframed CEM Defects Set None Signalling: No CAS RTP: Configured, RTP-HDR Compression: Disabled Ingress Pkts: Dropped: 0 Egress Pkts: Dropped: 0 CEM Counter Details Input Errors: 0 Output Errors: 0 Pkts Missing: 0 Pkts Reordered: 0 Misorder Drops: 0 JitterBuf Underrun: 0 17 P age

18 Error Sec: 0 Severly Errored Sec: 0 Unavailable Sec: 0 Failure Counts: 0 Pkts Malformed: 0 JitterBuf Overrun: 0 Generated Lbits: 0 Received Lbits: 0 Generated Rbits: 0 Received Rbits: 0 18 P age

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