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September 24th, 2018 08:00

Connecting a PC2808 switch to a PC5324 switch in VLAN

​All;​
​I have a PC5324 switch and I need to connect a PC2808 switch to it in a particular VLAN that I already​
​set up. The VLAN is setup to use 3 ports. The first port is the uplink to my router, the second is​
​connected to a computer, and the third is connected to the PC2808 switch. Now, all I did to the 2808​
​was boot it up, put it in management mode, and give it an IP address. When I plug it into a port on​
​the 5324 other than the ports in VLAN 100, it works just fine. My problem is when I plug it into a​
​port in VLAN 100, I cannot ping it. I must be missing something fairly simple and any insight at all​
​to what I am missing would be greatly appreciated. Below is what I did to create the VLAN. As you can see,​
​it is a very simple config.​
​Thanks in advance;​

​Frank​


​vlan database​
​vlan 100​

​interface vlan 100​
​ip address 192.168.3.5 255.255.255.0​

​interface ethernet g14​
​description "Cisco3640 Fe3/0 192.168.3.1 vlan 100"​
​switchport mode access​
​switchport access vlan 100​

​interface ethernet g15​
​description "Host RPi3 192.168.3.2 vlan 100"​
​switchport mode access​
​switchport access vlan 100​

​interface ethernet g16​
​description "PC2808 Switch vlan 100"​
​switchport mode access​
​switchport access vlan 100​

​ ​

3 Posts

September 24th, 2018 08:00

All;
I have a PC5324 switch and I need to connect a PC2808 switch to it in a particular VLAN that I already
set up. The VLAN is setup to use 3 ports. The first port is the uplink to my router, the second is
connected to a computer, and the third is connected to the PC2808 switch. Now, all I did to the 2808
was boot it up, put it in management mode, and give it an IP address. When I plug it into a port on
the 5324 other than the ports in VLAN 100, it works just fine. My problem is when I plug it into a
port in VLAN 100, I cannot ping it. I must be missing something fairly simple and any insight at all
to what I am missing would be greatly appreciated. Below is what I did to create the VLAN. As you can see,
it is a very simple config.
Thanks in advance;

Frank


vlan database
vlan 100

interface vlan 100
ip address 192.168.3.5 255.255.255.0

interface ethernet g14
description "Cisco3640 Fe3/0 192.168.3.1 vlan 100"
switchport mode access
switchport access vlan 100

interface ethernet g15
description "Host RPi3 192.168.3.2 vlan 100"
switchport mode access
switchport access vlan 100

interface ethernet g16
description "PC2808 Switch vlan 100"
switchport mode access
switchport access vlan 100

 

Moderator

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6.2K Posts

September 24th, 2018 16:00

Hello

If you don't configure a port for a VLAN then it defaults to VLAN 1. VLANs are a way to segment traffic. You are passing traffic from VLAN 1 on one switch to VLAN 1 on another switch without issue. You are having issues passing traffic from VLAN 1 on one switch to VLAN 100 on another switch. This is working as intended.

You can probably configure it to pass traffic across the two VLANs with inter-VLAN routing or some other method. The simple fix would be to put them on the same VLAN. You can find documentation on the support pages of the switches.

http://www.dell.com/support/

If you look in the documentation about configuring access mode ports you should find information about setting the access mode VLAN. You can also set the native VLAN. That would be another way to do it.

Thanks

3 Posts

September 25th, 2018 11:00

Daniel;

    Thank you for the reply. I think that I was not as clear at describing the problem. I created a VLAN 100 on the 5324 switch where port 14 is the uplink to my router, port 15 is a Linux host, and port 16 is the 2808 switch. The rest of the ports for the 5324 are in the default VLAN 1, which also has an uplink to a different port on my router. Because of the two uplinks, routing is not a problem. The problem is that when I plug a host into port 16, I can ping it from port 15 (ports 15 and 16 are both in VLAN 100), but when I plug the 2808 switch into port 16, I cannot ping it from within the same VLAN.

Best Regards;

Frank

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