About Harold Ritter

Harold Ritter · 07-31-2013

Hi everybody,I just received this from a customer, who thinks this might be a record uptime for a Cisco device. Anybody can beat this Regards

Harold Ritter · 10-05-2026

Bonjour M02@rt37 , > so I wouldn’t say that every pseudowire defaults to VC type 5 ? No ? This is in the specific context described by the OP, where the xconnect is configured under the service instance. I ran a quick test in a virtual lab and the VC...

Harold Ritter · 10-04-2026

Hi @Mitrixsen , In IOS-XE the pseudowire operates as a VC type 5 by default. You would use the "interworking vlan" only if you wanted to change the default to a VC type 4. Bear in mind that the VC type is negotiated and if either end of the pseudowi...

Harold Ritter · 10-03-2026

Hi @Mitrixsen , With IOS-xe you can set the VC type 4 using the following command under the pseudowire class: pseudowire-class VC-Type4 encapsulation mplsinterworking vlan and then assign the pseudowire class to the specific xconnect.

Harold Ritter · 09-17-2026

Hi @Mitrixsen , The issue is that there is no way for R4-XR and R5 to exchange labels for their respective loopback interfaces. You could use BGP LU or LDP between the two ASes, but the easy way to fix that design is to run multiple VPNv4 BGP session...

Harold Ritter · 09-16-2026

Hi @Mitrixsen , On R4-XR, make sure the BGP session to R5 is configured as "address-family ipv4 labeled-unicast", rather than "address-family ipv4 unicast".

Member Since	‎05-07-2003 06:18 PM
Date Last Visited	‎08-26-2026 05:03 AM
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Cisco Equipment Record Uptime

Re: EoMPLS VC Type 4 and VC Type 5

Re: EoMPLS VC Type 4 and VC Type 5

Re: EoMPLS VC Type 4 and VC Type 5

Re: MPLS Inter-AS Option B with multiple links

Re: MPLS Forwarding Problem