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Highlighted
Beginner

Xconnect problem VC is down

Hello

 

I have customer who have two sites and connect between them using SP , the customer only have CE routers and others as "PE & P" on SP side.

The L2TP was working very well , suddenly we found it down , please help.

 

CE1

ip cef

 

pseudowire-class CISCO
 encapsulation l2tpv3
 interworking ethernet
 ip local interface Loopback0

 

interface Loopback0
 ip address 2.2.2.2 255.255.255.255

 

 

interface GigabitEthernet0/1.20
 encapsulation dot1Q 20
 ip flow ingress
 ip flow egress
 no cdp enable
 xconnect 1.1.1.1 10 encapsulation l2tpv3 pw-class CISCO

 

CE2

ip cef

pseudowire-class CISCO
 encapsulation l2tpv3
 interworking ethernet
 ip local interface Loopback0

 

interface Loopback0
 ip address 1.1.1.1 255.255.255.255

 

 

interface GigabitEthernet0/1.20
 encapsulation dot1Q 20
 ip flow ingress
 ip flow egress
 no cdp enable
 xconnect 2.2.2.2 10 encapsulation l2tpv3 pw-class CISCO

 

on CE1

XC ST  Segment 1                         S1 Segment 2                         S2
------+---------------------------------+--+---------------------------------+--
DN     ac   Gi0/1.20 20(Eth VLAN)        UP l2tp 1.1.1.1:10                   DN

 

 

sh l2tun tunnel all

%No active L2TP tunnels
 

on Ce2

 

Legend: XC ST=Xconnect State, S1=Segment1 State, S2=Segment2 State
UP=Up, DN=Down, AD=Admin Down, IA=Inactive, NH=No Hardware
XC ST  Segment 1                         S1 Segment 2                         S2
------+---------------------------------+--+---------------------------------+--
DN     ac   Fa1.20 20(Eth VLAN)          UP l2tp 2.2.2.2:10                   DN

 

sh l2tun tunnel all

%No active L2TP tunnels
 

Any suggestions , please.

thanks

 

 

 

1 REPLY 1
Highlighted
Advocate

Hello

 

Try to configure the below:-

1- Create tunnel "source and destination are the WAN IPs".

2- Do static routes on both sides and next hop should be the tunnel interface with destination " 1.1.1.1" and "2.2.2.2".

 

Thanks

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