Comments on: 802.1Q Tunneling http://ccnprecertification.com/2004/03/17/8021q-tunneling/ Study notes for the Cisco CCNP exam Fri, 03 Sep 2010 12:59:38 +0000 http://wordpress.org/?v=2.9.2 hourly 1 By: Clay http://ccnprecertification.com/2004/03/17/8021q-tunneling/comment-page-1/#comment-72 Clay Mon, 03 Apr 2006 06:30:54 +0000 http://ertw.com/ccnp/?p=8#comment-72 If it is a Cisco device, some models only support the Cisco proprietary ISL (Inter-Switch-Link) trunking protocol.....I know the 2900XL, and the 3500XL do not do 802.1q trunking.....whereas the 2950 only does 802.1q, and not ISL... If it is a Cisco device, some models only support the Cisco proprietary ISL (Inter-Switch-Link) trunking protocol…..I know the 2900XL, and the 3500XL do not do 802.1q trunking…..whereas the 2950 only does 802.1q, and not ISL…

]]> By: David Dillon http://ccnprecertification.com/2004/03/17/8021q-tunneling/comment-page-1/#comment-17 David Dillon Thu, 09 Feb 2006 21:20:37 +0000 http://ertw.com/ccnp/?p=8#comment-17 Has anyone 802.1q tunneling working successfully in IOS? I have been trying and continually get the error: Command rejected: Gi1/48 doesn't support 802.1q tunneling. Has anyone 802.1q tunneling working successfully in IOS?

I have been trying and continually get the error:
Command rejected: Gi1/48 doesn’t support 802.1q tunneling.

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