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hi every body!I understand in older ios vesrion, one has to define vlans on switch before assiging the ports to respective vlans. Here vtp saves the one from defining vlans on each switch.However in new ios i find even if we dont define vlans on t...

sarahr202 by Level 5
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Hi,we are using cat0s (8.1)in 6500 switch in that i have seen one console (enable)for configuring switching and the router console for the routing and configuring the VLAN interface in that i have created a three VLAN for ex: 107(10.107.0.0/16) 108 (...

Hi,please find the VLAN details given below..VLAN: teamA-VLAN12, teamB-VLAN11, teamC-VLAN13, teamD-VLAN20, teamE-VLAN21VLAN11=10.138.74.192/26VLAN12=10.138.75.0/25VLAN13=10.138.75.128/26VLAN17=10.138.77.0/24 (server)VLAN20=10.138.75.192/27VLAN21=10.1...

somnath21 by Level 1
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  • 8 replies
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Hi Group,I have a query regarding DHCP conflicts. One of our customer is using Cisco 4500 switches in Core/Distribution and these switches are running DHCP service as well. There is one DHCP Pool configured for IP Phones (172.21.17.0/24). Today morni...

rmujeeb81 by Level 1
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  • 1 replies
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Hello,the assumptions are that:1. VTP updates are sent / receive via native VLAN only?2. If there is no Native Vlan (Vlan1) in trunk "switchport trunk allowed vlan 11,12,13" will vtp updates go through if my mgmt IP's are in vlan11 and I added...

a.gesse by Level 1
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  • 4 replies
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I want to explain a problem that I encounter during branche router installation with VPN.I configured the router with PPPoE and Internet connection (when pinging all is OK), Next with VPN, the tunnel is perfect.Until now at level 3 (IP connection) al...

Hi allI think the answer is NO but just wanted to check that it's not possible to run cross-channel etherchannel on Catalyst 3650 (2 or more of course) regardless of of IOS version ??? Just wanted to know since I'm doing this already on my Catalyst 3...

vincent-n by Level 3
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In a typical architecture, where you would have front-end & bankend servers i.e. divided into DMZ1, DMZ2, INSIDE etc, single/dual Cat 6500 chassis is used with multiple vlans defined. And this is considered a common design. However, when it comes dow...

Hi AllThe following is the setupC3750 Switchinterface GigabitEthernet1/0/1 description Connect to D-Link DI-808HV no switchport ip address 192.168.8.2 255.255.255.252VLAN 2172.20.0.1/24...Couple of ports are assigned to VLAN 2D-Link DI-808HVLan: 192....

Dear Sir'sIt is the first time I used this forum, and I wish that you can help me.I have 2 Catalyst WS-C2960-24-TC-L and WS-C2960-48-TC-L each one of them connected to other network with SPF on one of the Giga uplink ports.now I have one empty Giga u...